bids are invited for 1 visual inspection and photography performing a visual survey of the building and recording maping on drawing to assess extent of spelled concrete cracked concrete as per specification of document 2 ultrasonic pulse velocity test for rcc structure in accordance with is 13311 part1 1992 by portable ultrasonic non destructive digital as per specification of document 3 rebound hammer test rebound hammer test in accordance with is13311 part 2 1992 by portable rebound hammer equipment at strategic locations 4 core test core cutting and compression test for rcc structure in accordance with is 516 on rcc members 70 mm core cutting as per specification of document 5 reinforcement mapping reinforcement mapping test on rcc members to assess covers spacing of bars including approximate diameter at strategic locations 6 chemical test for rcc structure in accordance with is 456 2000 using ready made kits and reagents sample collected will be from half cell/carbonation powder i determination of ph value ii determination as per specification of document 7 half cell potential test for rcc structure in accordance with astm c876 half cell potential to assess the probability of corrosion of reinforcement at strategic locations 8 carbonation test for rcc structure in accordance with bs 18812011986 clause 2 22 corbonation test to measure extent of carbonation from the concrete surface at strategic locations 9 to check and confirm present status of structure on basis on ndt results and visual inspection 10 to provide recommendation for structrue repairs and technical specification preparing bill of quantities for the repair etc all as specified and directed 11 vetting of report from government engineering college total quantity : 172