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ACG Quality Handbook

Published by Kishalay Patra, 2022-03-31 10:04:34

Description: This Quality Handbook has been prepared as a general guideline for the Quality Control of various types of works executed by different wings (i.e., Civil, Electrical, Mechanical, Substations-Projects, HT-Projects and HT-Construction) of Asset Creation Group (ACG). The Checklists included in this manual are based on the Company Guidelines, Technical Standards, Departmental SOPs and Best Work Practices, etc.

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STANDARD QUALITY CONTROL CHECKLIST FOR FORMWORK OR STAGING WORK QCC no. QCC/Tech/Formwork and Staging Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks (Y/N/NA) Description S.NO 1 Shuttering materials as per specification Y N NA Forms are cleaned with steel scraper or steel Y N NA 2 brush to make it free of rust, mortar Y N NA encrustations or other foreign material. Y N NA 3 No scrapped/ deformed shutter is used. Y N NA Gaps/holes in the form are closed with paper, Y N NA 4 putty or with thin metal steels to prevent Y N NA Y N NA leakage of cement grout. Y N NA Y N NA 5 Prop material as per specification Y N NA Y N NA Interval of props are saficfactory. (maximum Y N NA 6 2.5ft) Y N NA Y N NA 7 Sufficient struts are used to support the Y N NA Shuttering properly Y N NA Y N NA 8 Props at both ends are tighten. 9 Props placed on hard surface with support plate at bottom. 10 Loose props/defective props are removed. 11 Electric conduits/Holes/Cutouts are kept properly before casting. 12 Watertightness is ensured in the formwork. 13 Clear cover is set properly 14 All unused poltythine sheets are removed. 15 Shuttering surface is clean and free form dirt or any loose material 16 Level of shuttering is proper. 17 Horizontal alighment of shuttering is proper. 18 Vertical alighment of shuttering is proper. 45

STANDARD QUALITY CONTROL CHECKLIST FOR RCC PRE POUR ACTIVITIES QCC no. QCC/Tech/RCC Pre Pour Card Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Inspection Date Other Details (if any) What to check Checked Findings Remarks (Y/N/NA) Description S.NO 1 Base / soffit of the concrete for fresh pour is Y N NA cleaned and free from debris Presence of shear key, cleanliness for continuation Y N NA 2 pouring (Column lifts, Continuous slabs, beams, etc.) Concrete Mix as per specification Manual mixing / 3 (Mention mixing method in Findings) Y N NA Site mixer machine / Batching - mixing plant Mode of placement of concrete as per specification Y N NA Manual / Concrete 4 (Mention mode of placement in Findings) pump / Boom placer Slump of concrete at pouring point checked Y N NA 6 (Mention Slump Value in Findings) 7 Volume of concrete pour measured Y N NA (Mention Concrete Volume in Cum. in Findings) Concrete Mix Ratio as per specification Y N NA 8 (Mention desired grade of concrete/ mix ration in findings) Sets of cubes taken for testing ( in accordance to Y N NA 9 IS 1199:1959) [1set = minimum 3cubes] Y N NA (Mention no. of cube taken in Findings) Y N NA Y N NA 10 Checking of reinforcement (General) done Y N NA Y N NA 11 No rust on rebars Y N NA Y N NA 12 Spacing of rebars correct 13 Concrete cover is as per requirement 14 Reinforcement adequately tied 15 Binding wire greater than or equal to 20 gauge 16 Development length of reinforcement as per the requirement? 46

STANDARD QUALITY CONTROL CHECKLIST FOR RCC PRE POUR ACTIVITIES QCC no. QCC/Tech/RCC Pre Pour Card Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Inspection Date Other Details (if any) What to check Checked Findings Remarks Description (Y/N/NA) S.NO 17 Checking of reinforcement (Please write in the applicable boxes) Structure No of No of No of Main No of lap Distributi No of No of chairs / Spacers Additional bars dowels laps stirrups bar on bar laps (If any) 17.1 Column 17.2 Beam 17.3 Slab 17.4 Footing 17.5 Foundation 17.6 Staircase 18 Checking of formwork Cond. Dim. Supporti Structure of the Use of Alignme Verticali deviation Level ng Scaffolding Remarks (if any) shutteri shutteri nt ty (within deviation arrangem arrangement +10mm) ng ng oil ent board 18.1 Column 18.2 Beam 18.3 Slab 18.4 Footing 18.5 Foundation 18.6 Staircase 47

STANDARD QUALITY CONTROL CHECKLIST FOR RCC POST POUR ACTIVITIES QCC no. QCC/Tech/RCC Post Pour Card Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks (Y/N/NA) Description S.NO Cured by covering with Wet Hessian bags / Y N NA 1 Sprinkling water / ponding / application of Y N NA Y N NA Curing compound Y N NA Y N NA Checked for Stripping of Formwork/Supports Y N NA 2 etc. after specified duration of Stripping time Y N NA Y N NA 3 Checked for Position of Embedment Y N NA plates,Inserts,Joints,Pipes etc. if any 4 Post Concrete Survey,if necessary,carried out Checked for presence of any Surface Defects 6 i.e., minor/major cracks, voids, segregation of aggregate etc. if any 7 Repaired and Finished all Surface Defects by specifications / approved methods Structure or part of Structure is alright and 8 allowed for subsequent activity / back filling around the structure 9 Safety arrangements adequate ? 10 Verticality/ Straightness of concrete surface ok? 48

STANDARD QUALITY CONTROL CHECKLIST FOR BRICK MASONRY WORK QCC no. QCC/Tech/Masonry Work Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks (Y/N/NA) Description S.NO Proper stacking of bricks / AAC blocks of each Y N NA 1 lot received at site (Stack size not more than 50 Y N NA bricks long X 10 bricks high X 4 bricks wide) Y N NA Y N NA Checking of bricks / AAC blocks for their Y N NA 2 dimensions, colour and water absorption for Y N NA Y N NA each lot before use in masonry work Y N NA Checking of bricks / AAC blocks for their Y N NA 3 dimensions, colour and water absorption for Y N NA each lot before use in masonry work Y N NA Y N NA 4 Acceptance of bricks / AAC blocks after Y N NA checking of water absorption Y N NA Y N NA 5 Curing / wetting of bricks / AAC blocks before Y N NA use 6 Use of approved material for morter making Checking of morter preparation : Ratio of 7 cement and sand as per specification Availability of adequate lighting, scaffolding, 8 platform, etc Checking of dimension of the location i.e. room or building dimension/diagonals, alignment, 9 verticality of columns, etc. before commencing brick masonry 10 Checking of the surface for proper hacking Checking of morter thickness, correct 11 staggering of bricks in layers 12 Use of HB netting at every third course of brick layer in case of 125mm or less thick brickwall Use of band lintel or piece lintel above 2.1 mtr 13 height from the finished level 14 Checking of plumb, pointing, packing and finishing of the finished masonry surface 15 Checking of curing / raking 16 Any other requirement / alterations 49

STANDARD QUALITY CONTROL CHECKLIST FOR CEMENT PLASTERING WORK QCC no. QCC/Tech/Plastering Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks Description (Y/N/NA) S.NO 1 Completion of brickwork in all respect Y N NA Y N NA Doors, windows fixed / all services laid and Y N NA 2 finalised Y N NA Y N NA 3 Hacking of RCC structures and raking of Y N NA masonry joints Y N NA Y N NA Wetting of base masonry or concrete surface 4 before application Y N NA 5 Use of approved material for morter making Checking of morter preparation : Ratio of 6 cement and sand as per specification Availability of adequate lighting, scaffolding, 7 platform, etc Checking of line, level and verticality as per 8 drawing 9 Surface finish, evenness, groove making, bits etc. are as per drawing Joints finishing, corner finishing, corner Y N NA 10 evenness, etc done as per requirement Y N NA Y N NA 11 Provision of skirting , DADO, ornamental Y N NA plastering, etc 12 Curing of plastered surface as per specification 13 Any other requirement / alterations 50

STANDARD QUALITY CONTROL CHECKLIST FOR FLOORING WORK QCC no. QCC/Tech/Flooring Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks (Y/N/NA) Description S. NO. Material Samples & catalogue of tile and grout/adhesive, 1 tile's pattern & colour submitted to and Y N NA approved by OIC Y N NA 2 Tiles are tested for specified strength & Y N NA hardness before use Y N NA 3 No damage, cracks or chip off on tiles Y N NA Y N NA Tiles are properly stacked in an enclosed space Y N NA 4 and as per manufacturer’s instruction Work Area and Floor Screeding Condition Y N NA 1 Cleanliness acceptable Y N NA 2 No hollow sound or cracks on screed Y N NA Substrate is properly roughened and wetted Y N NA 3 with cement slurry to receive cement mortar Y N NA Y N NA bed Y N NA 4 Waterproofing fully cured, at areas such as Y N NA toilets, balconies,etc. (if specified) Y N NA Y N NA 5 Skirting level is marked by line dories or straight edge, the plaster is removed below skirting Y N NA Y N NA 6 Checked and confirmed the bench mark is Y N NA transferred uniformly in all areas Tile Arrangement 1 Verticality and horizontality acceptable 2 Correct tile setting out provided 3 Determined cut courses in advance & arranged these in the least prominent locations 4 Cut tiles are kept to a minimum and as large as possible Mortar Screed Mixing & Batching 1 Clean sand used for mixing 2 Approved tile adhesive/grout is used 3 Mix ratio as per specification, : Tile Laying 1 Tiles are uniformly pressed on all corners & center, using a wooden mallet 2 Tile alignment acceptable 3 Tile evenness acceptable 51

STANDARD QUALITY CONTROL CHECKLIST FOR FLOORING WORK QCC no. QCC/Tech/Flooring Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks (Y/N/NA) Description S. NO. 4 Gradient / Flatness acceptable Y N NA Y N NA Joints are in a straight line, uniform and with Y N NA 5 specified width Y N NA 6 Wall: True and even with acceptable in-line plumb 7 No hollow sound when tapped Tile Dado Y N NA Y N NA If tile pattern is not specified, tiles are laid with Y N NA 1 minimum wastage & cut pieces smaller than 50 Y N NA mm are avoided Y N NA 2 Fixtures and fittings are on the tile joints wherever possible 3 All top & bottom levels of openings are in line Tile Grouting/Pointing 1 Grouting & pointing done to the approved width & colour, neatly and cleanly Workmanship is acceptable, checked for any Y N NA 2 hollow gap below tiles Y N NA After Laying Y N NA Y N NA Floor is thoroughly washed and cleaned on Y N NA 1 completion Y N NA 2 Floor is kept wet for 3 days after completion Y N NA Y N NA Immediately after curing, the work is duly 3 protected from damage while carrying out subsequent construction 4 Top surface of the tiles is free from cement and mortar 5 Surplus jointing material is cleaned off from the tile face as the work proceeds 6 Tiling floor is washed when the joints are hard and polished with dry cloth when the face is dry 7 Finishing is visually acceptable 8 Checked for the required falls 52

STANDARD QUALITY CONTROL CHECKLIST FOR PAINTING WORK QCC no. QCC/Tech /Painting Rev: 00; Dated: 29.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks (Y/N/NA) Description S.NO 1 Is there any approval for the material in use Y N NA 2 Are the type and shade of the paint is approved Y N NA 3 Is the surface prepared prior to application of Y N NA paint Are the primer and paint prepared as per the Y N NA 4 specified guidelines 5 Are the equipment, furnitures covered properly Y N NA before application of paint 6 Is the scaffolding is adequate and safe to use Y N NA Y N NA 7 Is the plastered surface checked for defects, Y N NA undulations, lose particles Y N NA 8 Is the old paint scrapped properly from the surface 9 Is the application of putty done as per specification 10 Is the there in joint formation to the putty surface Y N NA 11 Is the primer applied on the surface scrapped Y N NA properly 12 Is there any second coat of primer Y N NA Y N NA 13 Is the 1st coat of paint applied as per Y N NA specification Y N NA Y N NA 14 Is the 2nd coat of paint applied as per specification 15 Is the 3rd coat of paint applied as per specification 16 Are the hardware surfaces cleaned from paint droplets 53

STANDARD QUALITY CONTROL CHECKLIST FOR FALSE CEILING WORK QCC no. QCC/Tech/False Ceiling Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks (Y/N/NA) Description S.NO Material Y N NA Sample of ceilings, hangers and runners Y N NA Y N NA 1 submitted to and approved by OIC Y N NA 2 Shop drawings submitted to and approved by Y N NA OIC Y N NA Y N NA Coordination drawings with ceiling 3 services/fittings provided Y N NA Ceiling Work Preparation Y N NA Y N NA 1 Ceiling height/level as per drawing Y N NA Y N NA Plastered wall properly terminated and Y N NA 2 completed Y N NA 3 All M&E services above ceiling level completed Y N NA Y N NA 4 No sagging M&E services on ceiling Y N NA False Ceiling Installation Y N NA 1 Correct spacing for hanger installation 2 Hanger properly fixed to slab soffit 3 Wall angle properly fixed and aligned to the wall 4 No gap in wall angle fixtures 5 Main & cross tee properly aligned, fixed and levelled 6 Installed ceiling is firm and secure Overall ceiling levelled and aligned with no 7 sagging After Installation 1 Ceiling hangers properly fixed and tightened 2 Ceiling level visually acceptable No damage, cracks or chip off on installed 3 ceiling board/panel 4 No unwanted material kept over false ceiling 54

STANDARD QUALITY CONTROL CHECKLIST FOR RCC PILING WORK QCC no. QCC/Tech/RCC Piling Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks (Y/N/NA) Description S.NO Pre-Boring Inspection 1 Pile location (peg positioning) and pile diameter Y N NA as per drawing Y N NA Y N NA Rig positioning & Rig Verticality checked and Y N NA 2 found ok Y N NA 3 Joints of temporary casing and tremie pipes ok Y N NA 4 Bentonite specific gravity between 1.1 to 1.2 Y N NA Y N NA Post-Boring Inspection Y N NA Bottom flushing satisfactory (Specific gravity of Y N NA 1 Bentonite density = 1.2) Y N NA Y N NA 2 Borehole depth as per drawing Y N NA Reinforcement Cage 1 Reinforcement as cage prepared as per drawing matching all the dimensions 2 Lap length as per the drawing provided. 3 Adequate no. of circular cover provided 4 Cage lowered properly inside the bore well without any damage or collapse Concrete Pouring 1 Check on first charge of concrete 2 Lifting of tremie done properly 3 Continuity of pour maintained Boring Start Date & Time Boring End Date & Time Casting Start Date & Time Casting End Date & Time 55

STANDARD QUALITY CONTROL CHECKLIST FOR ROOF WATER PROOFING QCC no. QCC/Tech/Roof Water Proofing Rev: 00; Dated: 29.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks (Y/N/NA) Description S.NO All the Structural & Non structural work Y N NA 1 complete as per the Latest approved GFC Y N NA drawing Y N NA 2 Parapet wall construction Complete Y N NA 3 Provision of all the location of Downcomers & Y N NA rain water Outlets are identified N NA Is there any defects in concrete of slab or the Y N NA 4 column or in any structural & Non structural Y N NA Y N NA member Y N NA Y N NA 5 Is there any visible cracks on the floor Y N NA Y N NA 6 Is the repairing is done as per the approved Y N NA process of repairing Y N NA Y N NA 7 Surface is made clean & clear Y N NA Y N NA 8 Is the laitance removed 9 Is surface made clean & free from all dust & dirt 10 Are the periphery of roof / terrace provided with halore 11 If not, whether new haolre is constructed 11 Is there any marks observed for Leakages, Dampness, Cracks on the ceiling below 12 Is there any seepage observed on the wall of floor below 13 If yes, is the repairing done 14 Does the roof / terrace have proper slope towards the nearest rain water outlet 15 Is the method of approved for water proofing 16 Is the surface free from all foreign material 17 Is priming of surface required 56

STANDARD QUALITY CONTROL CHECKLIST FOR ROOF WATER PROOFING QCC no. QCC/Tech/Roof Water Proofing Rev: 00; Dated: 29.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks (Y/N/NA) Description S.NO 18 Are the waterproofing material be inserted in the Y N NA parapet wall by making groove Y N NA Y N NA 19 Checking of water thightness for the roof/terrace Y N NA after completion of waterprroofing Y N NA Y N NA Is the ceiling of floor below is dry, No wet patch, 20 seepage etc.after water tightness test 21 Is there any requirement of Screed over the roof / terrace 22 If yes, does the screed concrete have segmented construction 23 Are the joints of segmented concrete filled with non-shirnkable, ductile, water tight compound 57

STANDARD QUALITY CONTROL CHECKLIST FOR STRUCTURAL FABRICATION WORK QCC no. QCC/Tech/Structural Fabrication Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details Inspection (if any) Date What to check Checked (Y/N/NA) Findings Remarks S. No. Description Drawing & Procedure Y N NA Y N NA Shop drawings inclusive of all major Y N NA 1 connection details submitted to & approved Y N NA by OIC. All members shall be numbered 2 Welding Procedure Specification (WPS) submitted to and approved by OIC 3 Welders with valid certificate (WPQ & PQR available) Method of fabrication approved by OIC. 4 Fabricator has the necessary welding facilities and a shelter fabrication yard (if required) Material Inspection Correct sizes and dimensions, verified all Y N NA 1 dimensions, thickness Y N NA Y N NA (Flange & Web) Y N NA Mill/Test certificates submitted to OIC's Y N NA Y N NA 2 approval: Steel ex-mills, ex-stocks, bolts and Y N NA rivets, Electrodes Y N NA Y N NA Tested welders' competence to undertake 3 special welding procedures when instructed Material is visually acceptable, no visual 4 defects such as warping, twisting, distortion, damaged sections, pitting All plates and stiffener plate fit-ups are as 5 per construction drawings 6 Steel HEAT number punched/transferred Marking & Cutting Marking, cutting & steel section dimensions 1 (DxBxL) are within tolerance 2 Steel markings provided All bolt positions & drilling sizes are as per 3 drawing 58

STANDARD QUALITY CONTROL CHECKLIST FOR STRUCTURAL FABRICATION WORK QCC no. QCC/Tech/Structural Fabrication Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details Inspection (if any) Date What to check Checked (Y/N/NA) Findings Remarks S. No. Description Bolted Connection 1 Reconfirmed bolt grade & type, bolt Y N NA dimension (dia. x length) Y N NA Y N NA 2 Washer grade & type as per specification Y N NA Connection joints/splice joints constructed Y N NA Y N NA 3 as per drawings Y N NA Y N NA 4 Bolts tightened Y N NA 5 All bolts are with minimum 1.5mm of thread Y N NA beyond nut Y N NA Checked defect, e.g. Tilted bolts/holes Y N NA 6 enlarged by torch cutting. If Yes, submit the Y N NA report of the remedy action 7 Checked embedment length and arrangement of holding down bolts 8 Location plan provided, please attach to this checklist Welded Connection Size and length of weld according to 1 approved plan and specifications Reconfirmed welding electrode strength 2 complies with specification Standards Checked weld surface is clean & free from 1 dust, rust & scales 2 Welding done by qualified welders, verified their identity 3 Welding procedure as per approved WPS 59

STANDARD QUALITY CONTROL CHECKLIST FOR STRUCTURAL FABRICATION WORK QCC no. QCC/Tech/Structural Fabrication Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details Inspection (if any) Date What to check Checked (Y/N/NA) Findings Remarks S. No. Description Checked for any welding defects. E.g. Y N NA undercuts, pits, surface cracks, lack of Y N NA 4 fusion. If yes, submit the remedy action Y N NA report Y N NA Y N NA 5 Location plan provided, please attach Y N NA Y N NA Non Destructive Tests Die Penetration Test (DPT) results 1 satisfactory % of weld to be tested: Ultrasonic Test (UT) for fillet weld results 2 satisfactory % of weld to be tested: Ultrasonic Test (UT) for butt weld results 3 satisfactory % of weld to be tested: Radiographic Test (RT) required for butt 4 weld results satisfactory % of weld to be tested: 5 Remedial action taken for welding test failures Painting & Galvanizing Y N NA Y N NA Checked galvanised steel hot dipped to the Y N NA specified requirements, (Mentioned 1 measured Thickness of Galvanization in Findings) Checked steel area is thoroughly cleaned, 2 scraped, wire-brushed or sand blasted to specification, free from rust & scale before painting 3 Steel Surface painted as per Tech. specifications 60

STANDARD QUALITY CONTROL CHECKLIST FOR STRUCTURAL ERECTION WORK QCC no. QCC/Tech/Structural Erection Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details Inspection (if any) Date What to check Checked (Y/N/NA) Findings Remarks S. No. Description Drawing & Procedure Y N NA Method of erection and safety precaution Y N NA Y N NA 1 approved by OIC 2 Relevant drawings available at site. 3 Types of crane/lifting equipment is of desired capacity and with valid load certificate Structure Dimensions & Condition Structure alignment, level, plumb & correct : 1 Inspected foundations for line & level, Y N NA holding down bolts for position, protruding Y N NA Y N NA length , condition & slackness Y N NA Verified connecting structures' correct Y N NA 2 position & alignment for erection Y N NA Y N NA Provided temporary guys/bracings , safe Y N NA 3 work platform & access Y N NA Informed OIC of any defects of detailing or Y N NA 4 fabrication errors and obtained approval Y N NA before starting remedial works Structure Erection & Fixing Correct bolts and nuts, material, grade and 1 size 2 All bolts properly tightened to correct torque with min 1.5mm thread beyond nut 3 Steel structures erected within construction tolerances Seal bolt holes in tubes and other hollow 1 sections with OIC approved method to prevent access of Grouting installed to the bottom of column 2 plate Welding Size and length of weld according to 1 approved plan and specifications Reconfirmed welding electrode strength 2 complies with specification 61

STANDARD QUALITY CONTROL CHECKLIST FOR STRUCTURAL ERECTION WORK QCC no. QCC/Tech/Structural Erection Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details Inspection (if any) Date What to check Checked (Y/N/NA) Findings Remarks S. No. Description Standards 1 Checked weld surface is clean & free from Y N NA dust, rust & scales Y N NA Y N NA Welding done by qualified welders, verified 2 their identity Y N NA Y N NA 3 Welding procedure as per approved WPS Checked for any welding defects. E.g. 4 undercuts, pits, surface cracks, lack of fusion. If yes, submit the remedy action report 5 Location plan provided, please attach Painting & Galvanizing Checked galvanised steel hot dipped to the 1 specified requirements, (Mentioned Y N NA measured Thickness of Galvanization in Findings) Checked steel area is thoroughly cleaned, 2 scraped, wire-brushed or sand blasted to Y N NA specification, free from rust & scale before Y N NA painting Y N NA 3 Steel Surface painted as per Tech. specifications 4 Touch-up painting done at damaged areas. 62

Document No. - QCC/Tech/Civil/Test Plan MATERIAL TESTING FORMAT Rev : Date : Site : - Location :- Structure:- Sl. No. Description Status Remarks Cement Okay / 1 Visual check - presence of lump, batch no, presence of Manufacturing test Not Okay certificate for batch size more than 20MT 2 Testing of fineness of cement as per IS 4031 part 1 with 90m sieve (% retained Okay / value shall be less than 10% of the total amount tested0 Not Okay Sand Visual check - presence of lump, earth, deletarious material, vegetation Y/N % passing for 1 Checking of percentage passing in 600m sieve - (Use of zone 1 to zone 3 sand Write the % Zone 1 : 15 - 34% 2 for concreting and plastering work. Zone 4 sand shall only be used for filling passing value Zone 2 :35 - 59% activity) and zone Zone 3 : 60 - 79% Zone 4 : 80 - 100% Coarse aggregate Y/N % passing for 1 Visual check - presence of lump, earth, deletarious material, vegetation Write the % 40mm : - 2 Checking of percentage passing in 12.5mm sieve for graded aggregate of passing value 20mm : - nominal size and zone 16mm : - 12.5 mm : 90 - 100% 3 Checking of percentage passing in 12.5mm sieve for single sized aggregate of Write the % % passing for nominal size passing value 40mm : - and zone 20mm : - 16mm : - 12.5 mm : 85 - 100% 10mm : 100% 4 Check for Flakiness Index Write the Shall be less than 15% Flakiness Index Shall be less than 15% 5 Check for Elongation Index value Write the Super plasticizer / Admixture Flakiness Index 1 Visual check - presence of batch no, manufacturing date, presence of value Manufacturing test certificate for batch size more than 100 kg 2 Checking of pH value and specific gravity Y/N Okay / Shall comply to the Not Okay manufacturing test certificate Water Okay / Results shall comply to the IS 1 Testing of chemical properties of water in accrodance to IS 3025 Not Okay 456:2000 Bentonite Okay / Shall comply to IS: 2911 (Part- Checking of specific gravity of fresh bentonite Not Okay 1/Sec-2) Okay / Shall comply to IS: 2911 (Part- Checking of specific gravity of contaminated bentonite Not Okay 1/Sec-2) Common burnt clay bricks Result Shall comply to IS 1077:1992 Determination of Compressive strength - As per IS 3495 Part-1, 1992 Class Shall comply to IS 1077:1993 Determination of Water absorption Class Shall comply to IS 1077:1994 Determination of Efflorescence Class Shall comply to IS 1077:1995 Dimensional check Contractor Consultant CESC Limited Construction Department 63

Site : - CUBE TESTING REGISTER ( Location :- Sl. No. Location Grade of Date of casting Concrete No of cube Period of 1 concrete volume sets Example Date Transformer plinth's raft testing M25 03-05-2020 15 cum 5 sets ( 3 x 5 7 days 10-05-2020 = 15 cubs) 28 days 31-05-2020 6

Document No. QCC/Tech/Civil/Cube testing (SAMPLE) Rev : Date: - Structure:- Testing Signature of Signature of CESC Vendor's Tested by Dial gauge Cube Average cube Test report Limited (Agency reading strength strength (average of 3 (reference no.) representative name) cubes) 0 HRBC 430 19.11 19.48 HRBC/01/XXX 0 HRBC 440 19.56 29.19 HRBC/02/XXX 445 19.78 28.74 650 28.89 28.00 660 29.33 29.63 660 29.33 630 28.00 670 29.78 640 28.44 630 28.00 610 27.11 650 28.89 680 30.22 670 29.78 650 28.89 64

STANDARD QUALITY CONTROL CHECKLIST FOR CONSTRUCTION OF ELECTRICAL WIRING IN STATION BUILDING QCC no. QCC/Tech/Electrical Wiring; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S.NO Description Before electrical installation work Site survey with the District & Vendor for LT Y N NA 1 metered service location, job involvement, Y N NA Y N NA target timeline and site condition. Y N NA 2 Equipment layout plan of the plant and Y N NA equipment for the Station from Planning Dept. Y N NA Design and drawings of new electrical 3 installations. During electrical installation work 1 All DBs are installed as per the drawing. 2 Busbar, MCCB and MCB rating used in all main and sub DBs done as per BOQ. 3 Indicating lamps provided in the main DBs 4 Earthing at two points done in all DBs Y N NA Laying of Al / Cu wires/ cable for Y N NA 5 interconnection as per BOQ. Laying of Al / Cu cable through cable tray / wall 6 with proper saddling and twin earth wires done Y N NA as per BOQ. Conduit laying done on wall with proper Y N NA 7 saddling as per BOQ and pre-approved drawing. 8 Glanding done in all Al / Cu cables. Y N NA Crimping type Al / Cu socket used for Y N NA 9 termination of all cables / wires. Installation of floorwise DB, Lighting Fixture, 10 Fan, Power Plug, Switchboard etc. done as per Y N NA drawing. 65

STANDARD QUALITY CONTROL CHECKLIST FOR CONSTRUCTION OF ELECTRICAL WIRING IN STATION BUILDING QCC no. QCC/Tech/Electrical Wiring; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S.NO Description 11 Type and quality of Conduit used as per the Y N NA BOQ. Y N NA Y N NA 12 Proper dressing of Al / Cu cables and Cu wires Y N NA using PVC tie done in all main and sub DBs. Y N NA 13 Connection of neutral points with earth done in all Switchboards and Power Plug Points. 14 Measurement of floorwise lux level done as per the internal guideline. Sign writing in all DBs, Lighting Fixtures, Fans, 15 Power Plugs, Switchboards etc. done. After electrical installation work Measurement of floorwise lux level done as per Y N NA 1 the departmental guideline. Final checking All DBs are accessible with door locking Y N NA 1 arrangement. Y N NA Y N NA 2 Proper Blank-off of unused cable holes done in Y N NA all DBs, Switchboards, Power Plug Boards etc. 3 Proper dresssing of Cable / Wire done in all DBs. 4 Availability of As-Built SLD 66

STANDARD QUALITY CONTROL CHECKLIST FOR STATION EARTHING AND LIGHTNING PROTECTION SYSTEM QCC no. QCC/Tech/Earthing Work; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S.NO Description Before Execution Soil Resistivity ( Tests and reports delivered by Y N NA 1 Testing Dept ) Y N NA Y N NA 2 Earthing calculation ( based on Soil Resistivity report ) Y N NA Y N NA Availability of Proposed Earthing layout ( duly Y N NA 3 signed by all concerned authority ) Y N NA Y N NA During Execution Y N NA Y N NA 1 Finalise the earth pit locations ( Treated & Y N NA untreated ) as per layout Y N NA Y N NA 2 Dimention & quality checking of DSLPs 3 Homogeneous layer of Salt & Charcoal for treated pit 4 Use of different size of earth flats as per SOP Laying of earth grid ( 75 mm x 8 mm GI flat ) at 5 least 300 mm from GL Minimum 50 mm Overlapping for GI flat 6 welding Weld Quality Checked visually and Sharp 7 edges, earth strikes, burn, welding spatter removed for smooth and ground finish All overlapping welded joints of flats provided 8 with bituminous compound ( below GL ) All overlapping welded joints of flats provided 9 with Cold Galvanizing spray ( above GL ) 10 Test link creation for test pits ( as per IS guidlines ) 67

STANDARD QUALITY CONTROL CHECKLIST FOR STATION EARTHING AND LIGHTNING PROTECTION SYSTEM QCC no. QCC/Tech/Earthing Work; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks Description (Y/N/NA) S.NO 11 Testing of earth grid resistance Y N NA Y N NA 12 All equipments provided with at least 2 (two) Y N NA point earth 13 Installation of DSLP as per layout Final checking 1 Final As-Built drawing Y N NA Sign writing including value of resistance & Y N NA Y N NA 2 marking sl.nos for pits 3 Work completion challan 68

STANDARD QUALITY CONTROL CHECKLIST FOR FABRICATION AND FIXING OF CONTROL CABLE TRAYS AND DISMANTLING QCC no. QCC/Tech/Control Cable Tray Work; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S.NO Description Before and during installation of cable trays 1 Avalability of drawing. Y N NA Y N NA Fabrication of trays done using appropriate 2 size GI angles and flats, as per drawing/ BOQ (if not pre-fabricated) During installation of cable trays Galvanization thickness not less than 100 Y N NA Y N NA 1 micron for all GI flats or angles or pre- Y N NA fabricated trays used Y N NA Y N NA 2 Cable tray installation is done as per approved drawing (tray size and route) Y N NA Y N NA Sufficient height is kept below a run of cable Y N NA 3 tray for unhindered human movement (wherever possible) Standing platforms are provided at every 1.8m 4 height interval for vertical run of cable tray (vertical shaft) 5 Working area cleaned, debris (generated during work) removed from site periodically Before laying control cable Any isolated segment of cable tray is provided 1 with firm earth connection at not less than 2 points 2 There is no open cut or sharp edges anywhere along the cable tray Cold galvanizing paint applied on all portion of 3 tray where machining or welding is done (after proper cleaning) 69

STANDARD QUALITY CONTROL CHECKLIST FOR FABRICATION AND FIXING OF CONTROL CABLE TRAYS AND DISMANTLING QCC no. QCC/Tech/Control Cable Tray Work; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S.NO Description After laying control cable Cable tray support is not dislocated anywhere Y N NA 1 and tray/ tray support is not bent due to cable Y N NA Y N NA load Necessary GI covering is done (with 2 appropriate depth) where necessary, from safety point of view 3 As built drawing of cable tray route is prepared (hand sketch or digital format) During Tray dismantling work 1 Tray dismantling is done as per approved plan Y N NA Y N NA 2 Working area cleaned, debris (generated Y N NA during work) removed from site periodically Y N NA 3 No live control cable or other functioning part damaged during dismantling 4 For part dismantling, earthing connection to remaining part not disturbed 70

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION, TESTING AND COMMISSIONING OF HV/EHV CAPACITOR BANK QCC no. QCC/Tech/ITC-Cap Bank; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S.NO Description Before installation of the Capacitor Bank Site survey done with the Vendor for the job Y N NA 1 involvement, target timeline and site condition. Y N NA Y N NA 2 Equipment layout plan of the Capacitor Bank Y N NA from Planning Dept. Y N NA Y N NA GA drawings of the Capacitor Bank including Y N NA Y N NA 3 dimension (L X D X H & Weight) of each Y N NA Capacitor Unit, Reactor, Neutral CT and Y N NA connection diagram. Availability of the connection diagram provided 4 by the manufacturer for the Capacitor Bank at site in hard copy. Availability of all material including packing list 5 provided by the manufacturer for the Capacitor Bank. Checking of physical damages of all Capacitor 6 Units, Reactor Units, Neutral CT and supporting PI Checking of all welded joints of the Capacitor 7 Bank supporting structure / enclosure. Availability of the safety tools and tackles 8 suitable for the work as per 39 points safety checklist 9 During handling of the Capacitor units, shorting and earthing of the units done. Testing of all Capacitor units (e.g measurement of IR, Capacitance, Discharge Resistance, Efficacy, Leakage Current etc.), 10 Reactor units (e.g measurement of Winding Resistance, IR etc.), neutral CT and IR value of PI done in co-ordination with the Testing Dept. 71

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION, TESTING AND COMMISSIONING OF HV/EHV CAPACITOR BANK QCC no. QCC/Tech/ITC-Cap Bank; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S.NO Description During installation of the Capacitor Bank Proper storage of the equipment and its Y N NA 1 associated tools and tackles at pre-identified Y N NA Y N NA locations Y N NA 2 Availability of the valid load test certificates of Y N NA Hydra / Crane, lifting tools and tackles etc. Y N NA Checking of the supporting structures / plinth Y N NA 3 level both by spirit level and water level Y N NA Y N NA respectively in both axes are in order. Y N NA Y N NA Anchored bolt position / hole position as per 4 the PCD of supporting PI to be installed on the structure / plinth are in order. Installation of the Capacitor Bank alongwith its 5 accessories including their interconnections done as per the manufacturer's guideline. Cleanliness of bushing of all Capacitor Units, 6 Reactor Units, Neutral CT and supporting PI done. Tightness checking of all joints, clamps and 7 connectors in the Capacitor Bank done as per the manufacturer's guideline. Double body earthing done to the Capacitor 8 unit mounting racks, supporting structures of the Reactors, NCT. Connection of each phase Capacitor units 9 done with the mounting structure by Cu cable to make the units equipotential with the Proper sign writing, phase marking of the 10 Capacitor Bank done. 11 House-keeping carried out on daily basis. 72

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION, TESTING AND COMMISSIONING OF HV/EHV CAPACITOR BANK QCC no. QCC/Tech/ITC-Cap Bank; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S.NO Description Laying of the control cables for neutral CT Y N NA 12 connection and Capacitor Bank door lock Y N NA arrangement done along with tagging. Routine site visits done for monitoring the work progress in order to complete the job as per 13 the given time line complying with quality and safety guidelines. Testing of the installed equipment Capacitor Bank phase balancing done in co- Y N NA 1 ordination with the Substations Dept. Y N NA Y N NA 2 Door trip alarm Pre-commissioning testing of the installed Capacitor Bank (e.g HV withstand test, contact 3 resistance measurement etc. done in co- ordination with the Testing Dept. Final checking 1 Proper closing of door lock arrangement of the Y N NA Capacitor Bank enclosure done. Y N NA 2 Proper Blank-off of unused cable holes done. 3 Proper dresssing of control cables done. Y N NA Housekeeping of the work area before Y N NA 4 energisation of the equipment. 73

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION OF RCP, RTCC, ACDB, DCDB, BATTERY CHARGER QCC no. QCC/Tech/Panel Installation Work; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S.NO Description Before placement of Panel/ DB Control Cable entry passage demarcated as Y N NA per approved layout drawing (in case of floor Y N NA 1 mounted panel, marking for floor cutting done in alignment with gland plate) Panel area floor marking given as per 2 approved layout drawing (keeping sufficient space in the sides where access will be required) During unloading, dragging & placement During unloading and dragging, none of the 1 panel equipment are damaged, panel has no Y N NA handling dent and the panel paint is not Y N NA damaged During unloading and dragging, no other plant 2 or equipment or any part thereof is damaged. In case of dragging on floor tiles, necessary care has been taken. During Panel/ DB installation Actual floor cut out made with the help of Con- 1 C or by vendor itself is of appropriate size, in Y N NA alignement with gland plate, having future Y N NA provisions & not having sharp edges Y N NA Y N NA 2 Panels are arranged as per approved Y N NA equipment layout drawing Panels/DBs coupled using proper sized nut 3 bolts at designated coupling points Panels/DBs grouted properly at desiganted 4 points after necessary level checking (with spirit level) 2 (two) independent firm body earth 5 connections are provided to the Panel/group of Panels/DBs 74

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION OF RCP, RTCC, ACDB, DCDB, BATTERY CHARGER QCC no. QCC/Tech/Panel Installation Work; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S.NO Description Final Checking 1 Proper signages/ instructions are provided on Y N NA Panels/DBs in consulation with TD/SSP 75

STANDARD QUALITY CONTROL CHECKLIST FOR LAYING AND TERMINATION OF LT/CONTROL CABLE QCC no. QCC/Tech/LT-Control Cable Work; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S. NO. Description Before And During Work 1 Complete Cable laying route Y N NA Y N NA 2 Handling and storage of cable drums done properly Y N NA Y N NA During cable laying Y N NA Y N NA Cables laid though dedicated tray/ duct / DWC Y N NA 1 pipe (for underground open cut) along entire Y N NA length Y N NA Y N NA 2 Control cable and power cable laying routes are different Cable laid after proper straightening and there 3 is no twisted portion / bare armour / handling damage 4 Cable glanding done properly (Properly tightened, no bending/ stress at the gland) Sufficient length kept free for spare cores of 5 control cables at both ends (with no open bare ends) Proper dressing of control cables done inside 6 RCIP and along cable tray (no localized bulging) During termination 1 Proper size & type of lugs, sleeves & ferrules used, crimping not done on insulation 2 All wiring terminations tighness checking done 76

STANDARD QUALITY CONTROL CHECKLIST FOR LAYING AND TERMINATION OF LT/CONTROL CABLE QCC no. QCC/Tech/LT-Control Cable Work; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S. NO. Description After Laying And Termination Working area cleaned, debris (generated Y N NA 1 during work) removed from site periodically Y N NA Y N NA 2 Related laying of Network Cable/ FO cable Y N NA done using appropriate conduit Y N NA Network Cable/ FO cable conduits laid on tray/ Y N NA 3 inside panel are properly dressed Y N NA 4 No damage to other critical parts of RCIP during control cable handling During pre-plant commissioning 1 All control cables tagging done properly All unused holes at gland plates are properly 2 sealed Control cable reconciliation statement 3 (supplied, used, residue) 77

STANDARD QUALITY CONTROL CHECKLIST FOR MANOEUVRING OF HEAVY AND LIGHT EQUIPMENT QCC no. QCC/Tech/Manoeuvring of Heavy Equipment; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S.NO Description Initial checkings before commencing of work 1 Obtaining the material size specification ( L X Y N NA D X H & Weight ) 2 Load test Certificates of Hydra/Crane 3 Survey of unloading route/ location 4 Proper planning for Manouvering 5 OEM guideline for manoeuvring 6 Work permission issue Y N NA Checking during work Y N NA Y N NA 1 Physical condition of the material delivered Y N NA Y N NA 2 Lifting / Manouvering positions Y N NA Y N NA 3 Physical condition of lifting tools & tackels Y N NA 4 Load test Certificates of all lifting materials 5 Manouvering process of materials as per SOP 6 Placement of material at per drawing Final checking Physical condition of the material after 1 placement 78

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION AND DISMANTLING OF OUTDOOR EQUIPMENT QCC no. QCC/Tech/ODY Eqpt.Erection; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks Description (Y/N/NA) S.NO Before installation / dismantling of the outdoor yard equipment GA drawings of the equipment including their Y N NA 1 dimensions (L X D X H & Weight) Availability of all material including packing list 2 provided by the manufacturer for the new Y N NA equipment installation 3 Checking of physical damage of all the new Y N NA equipment and their associated accessories. \"Safe Working Clearance\" as per IE Rule for YN NA 4 (for broenfield work) NA During installation / dismantling of the outdoor yard equipment NA NA Proper storage of the equipment and its YN NA 1 associated tools and tackles at pre-identified NA NA locations. Availability of the valid load test certificates of YN 2 Hydra / Crane, lifting tools and tackles etc. Checking of the supporting structures / plinth YN 3 level both by spirit level and water level YN YN respectively in both axes are in order. Anchored bolt position / hole position as per the PCD of supporting PI, CT, CB, LA etc. to 4 be installed on the structure / plinth are in order. SF6 gas filling work for post erection job in 5 33/132/220 kV CB carried out in co-ordination with the Manufacturer. Installation of all outdoor equipment carried out Y N 6 as per the manufacturer's guideline. 79

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION AND DISMANTLING OF OUTDOOR EQUIPMENT QCC no. QCC/Tech/ODY Eqpt.Erection; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S.NO Description Cleanliness of all outdoor equipment, tightness Y N NA 7 checking of all joints, clamps and connectors Y N NA carried out as per the manufacturer's guideline. 8 Double earthing done to all the supporting structures and outdoor equipment body earth. Proper sign writing, phase marking of all Y N NA 9 outdoor equipment. 10 House-keeping carried out on daily basis. Y N NA Laying of the control cables in the new CT & Y N NA 11 Isolator JBs; Mechanism box of Isolator, CB; CT secondary box done along with tagging. Routine site visits done for monitoring the work progress in order to complete the job as per Y N NA 12 the given time line complying with quality and safety guidelines. Testing of the installed equipment Alignment of Isolator carried out as per Y N NA 1 Substation Department guideline. Pre-commissioning testing of the installed outdoor equipment e.g HV withstand test, contact resistance measurement for CT, CB, 2 Isolator, specific tests for CT and CB, SF6 gas Y N NA leakage test for gas insulated CB etc. at various stages of their installation carried out as per Testing Department guideline. Final checking Proper closing of door and locking 1 arrangement of outdoor JB, CT secondary box; Y N NA Mechanism box of Isolator, CB. 80

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION AND DISMANTLING OF OUTDOOR EQUIPMENT QCC no. QCC/Tech/ODY Eqpt.Erection; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks Description (Y/N/NA) S.NO 2 Proper Blank-off of unused cable holes. Y N NA Y N NA 3 Proper dresssing of Control Cables. Y N NA 4 Housekeeping of the work area before energisation of the equipment. Removal of all dismantled outdoor equipment Y N NA 5 done as per Substation & Testing Departments guideline. 81

STANDARD QUALITY CONTROL CHECKLIST FOR FOR INSTALLATION AND COMMISSIONING OF DIFFERENT TYPES OF AIR CONDITIONERS QCC no. QCC/Tech/Installation of AC Machines; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks Description (Y/N/NA) S.NO After installation 1 Physical alingnment Y N NA Y N NA 2 Lubrication of fan motor bearing Y N NA Y N NA 3 Electrical joints Y N NA Y N NA 4 Ambient room temperature Y N NA 5 ΔT evaporation temperature Y N NA Y N NA 6 Compressor temperature Y N NA Y N NA 7 Fan motor temperature Y N NA Y N NA 8 Gas Pressure 9 Gas Pressure Value in Pa 10 Humidity (%) 11 Exit Air Velocity from IDU 12 Starting Current 13 Running Current 82

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION, TESTING AND COMMISSIONING OF ELECTRIC OVERHEAD CRANE QCC no. QCC/Tech/Installation of EOT Crane; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks Description (Y/N/NA) S.NO After installation 1 Lubrication of long travel wheels Y N NA Y N NA 2 Lubrication of cross travel wheels Y N NA Y N NA 3 Lubrication of gear box Y N NA Y N NA 4 Lubrication of open gear Y N NA Y N NA 5 Greasing of long and cross travel wheel bearing Y N NA Y N NA 6 Lubrication of couplings Y N NA Y N NA 7 Brakes for long travel motion Y N NA Y N NA 8 Brakes for cross travel motion Y N NA 9 Brakes for hoisting 10 Condition of wire-rope arrangement 11 Tightness of all fixing nuts and bolts. 12 Condition of rotating parts in long/ cross travel motors and hoisting motor. 13 Condition of DSL wire and collector. 14 Control panel settings and configuration. 15 Condition of transmission shaft and shaft bearings: 83

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION, TESTING AND COMMISSIONING OF ELECTRIC OVERHEAD CRANE QCC no. QCC/Tech/Installation of EOT Crane; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks Description (Y/N/NA) S.NO 16 Operation from pendant switch. Y N NA Y N NA 17 Condition of painting. Y N NA Y N NA 18 Vertical axis during cross travel movement. Y N NA Y N NA 19 Operation under full and no load condition Y N NA 20 Beam deflection under full load condition w.r.t. no load condition. 21 No load current. 22 Full load current. 84

STANDARD QUALITY CONTROL CHECKLIST FOR PAINTING AND SIGN WRITING OF POWER AND EARTHING TRANSFORMER QCC no. QCC/Tech/Painting of Power Trafo.; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks Description (Y/N/NA) S.NO Before application of primer paint. 1 Condtion of scaffolding erected for the job. Y N NA Y N NA 2 Proper surface cleaning has been done as per dept. practice. Y N NA Y N NA Before, during and after application of primer paint. Y N NA 1 Make of primer paint (Berger or other make) used. 2 Type of paint (zinc chromate (yellow) or other type) used 3 No. of coats applied (one/ two) 4 Procedure of application (spray/ brush). Y N NA 5 Dry film thickness of paint. Y N NA Before, during and after application of first shade of synthetic enamel paint. 1 Shade of synthetic enamel paint (light grey or Y N NA other shade) used. 2 Make of synthetic enamel paint (Berger or other Y N NA make) used. 3 No. of coats applied (one/ two) Y N NA 4 Procedure of application (spray/ brush). Y N NA 5 Dry film thickness of paint. Y N NA 85

STANDARD QUALITY CONTROL CHECKLIST FOR PAINTING AND SIGN WRITING OF POWER AND EARTHING TRANSFORMER QCC no. QCC/Tech/Painting of Power Trafo.; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks Description (Y/N/NA) S.NO Before, during and after application of second shade of synthetic enamel paint. 1 Shade of synthetic enamel paint (dark grey or Y N NA other shade) used. 2 Make of synthetic enamel paint (Berger or other Y N NA make) used. 3 No. of coats applied (one/ two) Y N NA 4 Procedure of application (spray/ brush). Y N NA 5 Dry film thickness of paint. Y N NA Y N NA 6 Inscription and sign writing including date of paint completion. 86

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION, TESTING AND COMMISSIONING OF INDOOR AIS SWITCHBOARD QCC no. QCC/Tech/ITC-ID AIS Swbd; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks (Y/N/NA) Description S.NO Pre-commissioning check 1 All switch panels are clean Y N NA Y N NA 2 Surrounding area of switch board is clean Y N NA Y N NA Electrical operations from remote & local panel Y N NA 3 checked and found ok Y N NA Y N NA 4 Mechanical operations of CBs, Isolators and Y N NA VTs (if applicable) checked and found ok Y N NA Y N NA 5 All electrical and mechanical interlocks are Y N NA perfect Y N NA Y N NA 6 Result of earth resistance is satisfactory Y N NA (˂ 1Ω) Y N NA 7 Earthing of switch board and RCP at both ends done 8 Testing of switch board including busbars is satisfactory 9 All unused apparture in the cable boxes are fitted with dummy plugs 10 Proper covering of control cables is done 11 Fire retardant paint on cables is applied 12 CO2 system in the cable basement (if applicable) is commissioned 13 Accessories box incuding accessories is fitted on the wall 14 Key box including keys is fitted on the wall 15 Walkway in the cable basement is accessible 87

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION, TESTING AND COMMISSIONING OF INDOOR AIS SWITCHBOARD QCC no. QCC/Tech/ITC-ID AIS Swbd; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks (Y/N/NA) Description S.NO Proper ventilation and illumination of the cable Y N NA 16 basement, Switch room and Control room is Y N NA there Y N NA Y N NA 17 Suitable working platform is there for insertion Y N NA and removal of test plugs (if applicable) Y N NA Y N NA 18 Signage of the switch board and panel is done Y N NA as applicable 19 Operating Instruction Board is fixed at suitable place 20 Clearance taken from Testing Dept. 21 Clearance taken from R & DM Dept. 22 Clearance taken from Mains Dept. 23 Clearance taken from Electrical Inspector (Govt.) 88

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION AND COMMISSIONING OF BATTERY AND BATTERY CHARGER QCC no. QCC/Tech/ITC-Battery and Batt Charger; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks Description (Y/N/NA) S.NO Pre-commissioning check 1 Surrounding area is clean Y N NA Proper ventilation and illumination of the battery 2 and battery charger room is there. Y N NA Safe access available for maintenance / Y N NA 3 alignment / tightness check of battery and charger, whichever is applicable. 4 Result of earth resistance is satisfactory Y N NA (˂ 1Ω) 5 Earthing of battery charger and battery at both Y N NA ends done 6 All battery cells are clean with petroleum jelly at Y N NA terminals 7 Voltage and specific gravity of each cell. Y N NA 8 Float and boost setting of battery charger. Y N NA 9 Charging and discharging of battery. Y N NA 10 Link board arrangement and connection with Y N NA battery and charger. Availability of accesssories box with 11 accessories for battery - hydrometer, rubber Y N NA syringe/ syphon, acid jar and funnel, apron, fuse- link. 12 All unused apparture in the battery charger are Y N NA blocked 13 Proper covering of control cables is done Y N NA 14 Signage of the switch board and panel is done Y N NA as applicable 89

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION, TESTING AND COMMISSIONING OF INDOOR GIS SWITCHBOARD QCC no. QCC/Tech/ITC-ID GIS Swbd; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks (Y/N/NA) S.NO Description Pre-commissioning check 1 All switch panels are clean Y N NA Y N NA 2 Surrounding area of switch board is clean Y N NA Y N NA 3 No gas leakage from the switch board Y N NA Y N NA 4 Electrical operations from remote & local panel Y N NA checked and found ok Y N NA Y N NA 5 Mechanical operations of CBs, Isolators and Y N NA VTs (if applicable) checked and found ok Y N NA Y N NA 6 All electrical and mechanical interlocks are Y N NA perfect Y N NA Y N NA 7 Result of earth resistance is satisfactory (˂ 1Ω) 8 Earthing of switch board and RCP at both ends done 9 Testing of switch board including busbars is satisfactory 10 Testing of gas purity of all compartments is satisfatory 11 All unused apparture in the cable boxes are fitted with dummy plugs 12 Test plugs are available in the station 13 Gas charging kit is available in the station 14 Laying of insulating mat in front of switch board is done. 15 Proper covering of control cables is done 90

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION, TESTING AND COMMISSIONING OF INDOOR GIS SWITCHBOARD QCC no. QCC/Tech/ITC-ID GIS Swbd; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked Findings Remarks Description (Y/N/NA) S.NO 16 Fire retardant paint on cables is applied Y N NA 17 CO2 system in the cable basement (if Y N NA applicable) is commissioned. Y N NA Accessories box incuding accessories is fitted Y N NA 18 on the wall Y N NA Y N NA 19 Key box including keys is fitted on the wall Y N NA 20 Walkway in the cable basement is accessible Y N NA Y N NA Proper ventilation and illumination of the cable Y N NA 21 basement, Switch room and Control room is Y N NA Y N NA there Y N NA 22 Suitable working platform is there for insertion and removal of test plugs (if applicable) Signage of the switch board and panel is done 23 as applicable 24 Operating Instruction Board is fixed at suitable place 25 Clearance taken from Testing Dept. 26 Clearance taken from R & DM Dept. 27 Clearance taken from Mains Dept. 28 Clearance taken from Electrical Inspector (Govt.) 91

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION, TESTING AND COMMISSIONING OF POWER TRANSFORMER QCC no. QCC/Tech/ITC-Power Transformer; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S.NO Description Pre-commissioning check 1 Transformer fitted with all accessories Y N NA Y N NA 2 Oil filled up upto the required level Y N NA Y N NA 3 No oil leakage from the transformer Y N NA Y N NA 4 Buchholz, WTI and OTI tested by Testing dept. Y N NA Y N NA 5 PRV tested before fitting and found ok Y N NA Y N NA 6 HV & LV test of the transformer done and found Y N NA ok Y N NA Y N NA 7 ET tested and found ok (if applicable) Y N NA Y N NA 8 Body earthing at Two pts. of Main Tank done Y N NA 9 Earth resistance measured and found ˂ 1 Ω 10 Final precommissioning HV test with cables done 11 Connection of HV Neutral done (if applicable) 12 Connection of ET Neutral done (if applicable) 13 Buchholz Valves kept open 14 Radiator and Header valves kept open 15 Operations of oil pumps/fans checked and found ok (if applicable) 16 Surrounding area of the transformer cleaned 92

STANDARD QUALITY CONTROL CHECKLIST FOR INSTALLATION, TESTING AND COMMISSIONING OF POWER TRANSFORMER QCC no. QCC/Tech/ITC-Power Transformer; Rev: 00; Dated: 26.03.2022 Site Location Object/ Item Other Details (if Inspection any) Date What to check Checked (Y/N/NA) Findings Remarks S.NO Description 17 Safe access to Marshalling Box, OLTC Driving Y N NA Mechanism Box and HV/LV Cable Boxes Y N NA 18 No oil barrel/other machineries kept near the Y N NA transformer Y N NA Y N NA 19 NIDS of the transformer commissioned Y N NA Y N NA 20 HVWS of the transformer commissioned (if Y N NA applicable) Y N NA Y N NA 21 Oil samples from the transfomer tested and Y N NA found ok Y N NA Y N NA 22 Oil samples from the ET tested and found ok (if Y N NA applicable) Y N NA Y N NA 23 Oil samples from the Cable boxes tested and found ok (if applicable) 24 Final air release of the transformer done 25 Guard wall/fire wall constructed (if shown in Plg. Drg) 26 Fencing arround the transformer constructed (if shown in Plg. Drg.) 27 Fire retardant paint applied on cables 28 Control cables are covered 29 Soak pit with ballast filling done (if shown in Plg. Drg) 30 Signage of the transformer and related Switch/RCP done 31 Clearance taken from Testing Dept. 32 Clearance taken from Mains Dept. 93


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