A presentation on quality control in Infrastructure projects

12. Scope of Work Test Certificate 100% IS:383 / Project specification Every Six Months IS:383 & IS:2386 (Part - II) Checking of Deleterious Material 8 QC Record 100% IS:383 / Project specification Once in a week IS:383 & IS:2386 (Part - II) Checking of Materials Finer than 0.075μ 7 QC Record 100% IS:383 / Project specification Once in a week IS:383 & IS:2386 (Part - I) Checking of Flakiness / Elongation 6 QC Record 100% IS:383 / Project specification Once in a week IS:383 & IS:2386 Checking of Size & Gradation 5 Witness 100% IS:383 / Project specification As & When Required Tender Spesification / IS:2430 Sampling 4 Visual Inspection 100% IS:383 / Project specification Immediately on Receive Tender Spesification / IS:4082 Storage 3 -- -- IS:383 / Project specification Before commencement of work Tender Spesification / IS:383 Procurement 2 TestCertificate Report Review IS:383 / Project specification Before commencement of work Tender Spesification / IS:383 Pre-Qualification of Source 1 Coarse Aggregate Record Formats Responsibility Acceptance Specification Frequency of activity Reference: Specification or Standard Activity Description Sl.No.

13. Continued aggregate ………. Test Certificate 100% IS:383 / Project specification Every Six Months ASTM: D - 1411 Petrographic Examination 18 Test Certificate 100% IS:383 / Project specification Every Six Months ASTM: D - 1411 Checking of Sulphate Content 17 Test Certificate 100% IS:383 / Project specification Every Six Months ASTM: D - 1411 Checking of Chloride Content 16 Test Certificate 100% IS:383 / Project specification Every Six Months IS:383 & IS:2386 (Part - VII) Checking of Alkali Reactivity 15 QC Record 100% IS:383 / Project specification Once in a fortnight IS:383 & IS:2386 (Part - IV) Checking of Crushing Value 14 QC Record 100% IS:383 / Project specification Once in a fortnight IS:383 & IS:2386 (Part - IV) Checking of Impact Value 13 Test Certificate 100% IS:383 / Project specification Every Six Months IS:383 & IS:2386 (Part - V) Checking of Soundness 12 QC Record 100% IS:383 / Project specification Daily IS:383 & IS:2386 (Part - III) Checking of Moisture Correction 11 QC Record 100% IS:383 / Project specification Every Month IS:383 & IS:2386 (Part - III) Checking of Bulk Density / Bulkage 10 Test Certificate 100% IS:383 / Project specification Every Six Months IS:383 & IS:2386 (Part - III) Checking of Specific Gravity & Water Absorption 9

14. Test Reports & MTC 100% As per IS: 8112 / Project specification Each Consignment IS: 4032 / IS: 8112 Ratio of % of Alumina to Iron oxide 11 Test Reports & MTC 100% As per IS: 8112 / Project specification Each Consignment IS: 4032 / IS: 8112 Ratio of % of Lime to Silica, Alumina, Iron Oxide 10 QC Record & MTC 100% As per IS: 8112 / Project specification Each Consignment IS: 4031 / IS: 8112 Compressive Strength 9 QC Record & MTC 100% As per IS: 8112 / Project specification Each Consignment IS: 4031 / IS: 8112 Soundness 8 QC Record & MTC 100% As per IS: 8112 / Project specification Each Consignment IS: 4031 / IS: 8112 Setting Time 7 QC Record & MTC 100% As per IS: 8112 / Project specification Each Consignment IS: 4031 / IS: 8112 Normal Consistency 6 QC Record & MTC 100% As per IS: 8112 / Project specification Each Consignment IS: 4031 / IS: 8112 Fineness by Dry Sieving 5 Witness 100% As per IS: 8112 / Project specification As & When Required Tender Spesification Sampling 4 Visual Inspection & Record Verification 100% As per IS: 8112 / Project specification Immediately on Receive Tender Specification / IS: 4082 Storage 3 Test Certificate 100% As per IS: 8112 / Project specification Before commencement of work Tender Specification / IS: 8112 Procurement 2 -- Report Review As per IS: 8112 / Project specification Before commencement of work Tender Specification / IS: 8112 Pre-Qualification of Source 1 Cement OPC 43 Grade

15. Test Reports & MTC 100% As per IS: 8112 / Project specification Each Consignment IS: 4032 / IS: 8112 Insoluble Residue % by mass 12 Test Reports & MTC 100% As per IS: 8112 / Project specification Each Consignment IS: 4032 / IS: 8112 Total loss on ignition 15 Test Reports & MTC 100% As per IS: 8112 / Project specification Each Consignment IS: 4032 / IS: 8112 Total Sulphur content 14 Test Reports & MTC 100% As per IS: 8112 / Project specification Each Consignment IS: 4032 / IS: 8112 Magnesia % by mass 13

16. Test Certificate 100% IS:383 / Project specification Every Six Months IS:383 & IS:2386 (Part - II) Checking of Deleterious Material 7 QC Record 100% IS:383 / Project specification Once in a week IS:383 & IS:2386 (Part - II) Checking of Materials Finer than 0.075μ 6 QC Record 100% IS:383 / Project specification Once in a week IS:383 & IS:2386 Checking of Size & Gradation 5 Witness 100% IS:383 / Project specification As & When Required Tender Spesification / IS:2430 Sampling 4 Visual Inspection 100% IS:383 / Project specification Immediately on Receive Tender Spesification / IS:4082 Storage 3 -- -- IS:383 / Project specification Before commencement of work Tender Spesification / IS:383 Procurement 2 Test Certificate Report Review IS:383 / Project specification Before commencement of work Tender Spesification / IS:383 Pre-Qualification of Source 1 Fine Aggregate

17. Fine Aggregate Continued……… Test Certificate 100% IS:383 / Project specification Every Six Months IRS / IS:383 Lime Content 14 Test Certificate 100% IS:383 / Project specification Every Six Months ASTM: D - 1411 Checking of Sulphate Content 13 Test Certificate 100% IS:383 / Project specification Every Six Months ASTM: D - 1411 Checking of Chloride Content 12 Test Certificate 100% IS:383 / Project specification Every Six Months IS:383 & IS:2386 (Part - VII) Checking of Alkali Reactivity 11 Test Certificate 100% IS:383 / Project specification Every Six Months IS:383 & IS:2386 (Part - V) Checking of Soundness 10 QC Record 100% IS:383 / Project specification Daily IS:383 & IS:2386 (Part - III) Checking of Moisture Correction 9 Test Certificate 100% IS:383 / Project specification Every Six Months IS:383 & IS:2386 (Part - III) Checking of Specific Gravity & Water Absorption 8

18. Test Certificate 100% Project specification / IS: 456 Once in a Six Months IS: 3025 Checking of Suspended Matter 10 Test Certificate 100% Project specification / IS: 456 Once in a Six Months IS: 3025 Checking of Inorganic Impurities 9 Test Certificate 100% Project specification / IS: 456 Once in a Six Months IS: 3025 Checking of Organic Impurities 8 Test Certificate 100% Project specification / IS: 456 Once in a Six Months IS: 3025 Checking of Chloride Content 7 Test Certificate 100% Project specification / IS: 456 Once in a Six Months IS: 3025 Checking of Sulphate Content 6 Test Certificate 100% Project specification / IS: 456 Once in a Six Months IS: 3025 Checking of pH Value 5 Witness 100% Project specification / IS: 3025 (Part - I) As & When Required Tender Spesifications / IS: 3025 Sampling 4 Visual Inspection 100% Project specification / IS: 456 Immediately on Receive Tender Spesifications / IS: 456 Storage 3 Test Certificate Report Review Project specification / IS: 456 Before commencement of work Tender Spesifications / IS: 456 Pre-Qualification of Source 1 Water

19. QC Record 100% As per IS: 9103 / Project specification Every New Source IS: 9103 Checking of Water Content 10 Test Certificate 100% As per IS: 9103 / Project specification Each Consignment Tender Spesifications / IS: 9103 Checking of pH Value 9 Test Certificate 100% As per IS: 9103 / Project specification Each Consignment Tender Spesifications / IS: 9104 Checking of Ash Content 8 Test Certificate 100% As per IS: 9103 / Project specification Each Consignment Tender Spesifications / IS: 9103 Checking of Dry material Content 7 Test Certificate 100% As per IS: 9103 / Project specification Each Consignment Tender Spesifications / IS: 9103 / IS: 6925 Checking of Chloride Content 6 Test Certificate 100% As per IS: 9103 / Project specification Each Consignment Tender Spesifications / IS: 9103 Checking of Relative Density 5 Witness 100% As per IS: 9103 / specification As & When Required Tender Spesifications Sampling 4 Visual Inspection 100% As per IS: 9103 / Project specification Immediately on Receive Tender Spesifications Storage 3 MTC 100% As per IS: 9103 / Project specification Before commencement of work Tender Spesifications / IS: 9103 Procurement 2 -- Report Review As per IS: 9103 / Project specification Before commencement of work Tender Spesifications / IS: 9103 Pre-Qualification of Source 1 Admixture

20. Admixture Continued …….. QC Record 100% IS: 9103 /Project specification Every New Source IS: 9103 Checking of Slump 11 QC Record 100% IS: 9103 / Project specification Every New Source IS: 9103 Loss of Workability 18 QC Record 100% IS: 9103 / Project specification Every New Source IS: 9103 Bleeding, Maximum % increase over Control Sample 17 QC Record 100% IS: 9103 / Project specification Every New Source IS: 9103 Compressive Strength after 28 days 16 QC Record 100% IS: 9103 / Project specification Every New Source IS: 9103 Checking of Maximum Time for Final Setting Allowable Deviation from Control Sample 14 QC Record 100% IS: 9103 / Project specification Every New Source IS: 9103 Checking of Minimum Time for Initial Setting Allowable Deviation from Control Sample 13 QC Record 100% IS: 9103 / Project specification Every New Source IS: 9103 Checking of Maximum Time for Initial Setting Allowable Deviation from Control Sample 12

21. 100% As per approved Drawings Before commencement of work As per approved Drawings Lapping & Welding 13 100% As per approved Drawings Before commencement of work As per approved Drawings Bar Bending & Bar Bending Schedule 12 Test Certificate 100% Project specification / IS: 1786 Once for Every Source Project specification / IS: 1786 Chemical Test 11 Test Certificate 100% Project specification / IS: 1786 One sample for Every 50 MT Project specification / IS: 1786 Bend & Re-Bend Test 10 Test Certificate 100% Project specification / IS: 1786 One sample for Every 50 MT Project specification / IS: 1786 Checking of % Elongation 9 Test Certificate 100% Project specification / IS: 1786 One sample for Every 50 MT Project specification / IS: 1786 Checking of Yield Strength 8 Test certificate 100% Project specification / IS: 1786 One sample for Every 50 MT Project specification / IS: 1786 Checking of Ultimate Tensile Strength 7 Test certificate 100% Project specification / IS: 1786 One sample for Every 50 MT Project specification / IS: 1786 Checking of Unit Weight 6 Test certificate 100% Project specification / IS: 1786 One sample for Every 50 MT Project specification / IS: 1786 Checking of Diameter 5 Witness 100% Project specification / IS: 1786 As & When Required Project specification / IS: 1786 Sampling 4 Visual Inspection & Record 100% Project specification / IS: 1786 Immediately on Receive Project specification / IS: 1786 Storage 3 MTC 100% Project specification / IS: 1786 Before commencement of work Project specification / IS: 1786 Procurement 2 As per list Approved by Report Review Project specification / IS: 1786 Before commencement of work Project specification / IS: 1786 Pre-Qualification of Source 1 Reinforcement Steel Fe - 415

22. QC Record 100% Project Specification Once for each Structural Element Proj Specification / IS: 3085 Permeability Test 7 QC Record 100% Project Specification / IS: 516 As per IRS Concrete Bridge Code Cl.8.7.2.2. IS: 516 Compressive Strength 6 Batch Record 100% Project Specification / IS: 1199 Every 5 cum. Proj Specification / IS: 1199 Workability (Slump Test) 5 Batch Record 100% Project Specification / IS: 1199 As & When Required IS: 1199 Sampling 4 Batch Weight Record 100% Project Specification / Approved Mix Design Every Batch Approved Mix Design Batching of Materials 3 Calibration Report 100% Project Specification / Approved Mix Design Once in a Month IS 4925, IS 456 Calibration of Batching Plant 2 Mix Design / Register 100% Project Specification Before commencement of work Proj Specification / IS 10262 Design of Concrete Mix 1 Production of Concrete

23. Post Concrete Inspection Report 100% As per Specification 100% As per Specification Approval of Pour after repairs 13 Post Concrete Inspection Report 100% As per Specification 100% As per Specification Curing 12 Post Concrete Inspection Report 100% As per Specification 100% As per Specification Inspection of Concrte Surface after Removal of Form Work 11 Pour Card 100% As per Specification 100% As per Specification Compaction of Concrete 10 Method Statement 100% As per Specification 100% As per Specification Vibrators for Compaction of Concrete 9 Method Statement / Treami Chart 100% As per Specification 100% As per Specification Placing of Concrete by Tremie Method 8 Pour Card 100% As per Specification 100% As per Specification Pour Clearance for Concreting 7 Pour Card 100% As per Specification 100% As per Specification Temperature of Concrete before Pouring 6 Pour Card 100% As per Specification 100% As per Specification Fixing of Embedded Parts 5 Pour Card 100% As per Specification 100% As per Specification Inspection of Reinforcement 4 Pour Card 100% As per Specification 100% As per Specification Erection & Checking of Form Work 3 Pour Card 100% As per Specification As & When Required As per Specification Chipping, Roughening & Cleaning of Previously Laid Concrete 2 Method Statement 100% As per Specification 100% As per Specification Transporting of Concrete 1 Transporting, Placing, Compacting and Curing of Concrete

24. Pour Card / Check List 100% As per Specification 100% As per Specification Straightness 12 Pour Card / Check List 100% As per Specification 100% As per Specification Supports 11 Pour Card / Check List 100% As per Specification 100% As per Specification Plumb 10 Pour Card / Check List 100% As per Specification 100% As per Specification Level & Height 9 Pour Card / Check List 100% As per Specification 100% As per Specification Alignment 5 Pour Card / Check List 100% As per Specification 100% As per Specification Dimensions 5 Pour Card / Check List 100% As per Specification 100% As per Specification Joints 5 Pour Card / Check List 100% As per Specification 100% As per Specification Erection of Form Work 5 Design Details 100% As per Specification Before commencement of work As per Specification Form Work Design 4 Visual Inspection 100% As per Specification Immediately on Receive As per Specification Storage 3 MTC 100% As per Specification Before commencement of work As per Specification Selection of Shuttering Materials Procurement 2 -- Report Review As per Specification Before commencement of work As per Specification Pre-Qualification of Source 1 Form Work & Shuttering

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