bids are invited for visual inspection - visual inspection and photography performing a visual survey of the building and recording/maping on drawing to assess extent of spelled concrete, cracked concrete,honey combing, reinfocement corrosion, delaminated concrete etc, taking photographs and videos to collect evidence of damage to structure. , ultrasonic pulse velocity test - ultrasonic pulse velocity test for rcc structure in accordance with is 516 part-5 2018 section 1 by portable ultrasonic non destructive digital test equipment including chipping out plaster , rebound hammer test - rebound hammer test in accordance with is 516 part-5 2018 section 4 by portable rebound hammer equipment in strategic locations. , core test - core cutting and compression test for rcc structure in accordance with is 516 on rcc members. 70 mm core cutting in reinforcement concrete, core filling by speialized epoxy material/micro concrete with bond coat at strategic locations. , reinforcement mapping - reinforcement mapping test on rcc members to assess covers, spacing of bars including approximate diameter strategic locations. , chemical test - 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 of water soluble sulphates. (iii) determination of water soluble chlorides contents strategic locations. , half cell potential test - half cell potential test for rcc structure in accordance with is 516 part-5 2018 section 2 half cell potential to assess the probability of corrosion of reinforcement at strategiclocations.. , carbonation test - carbonation test for rcc structure in accordance with is 516 part-5 2018 section 3 corbonation test to measure extent of carbonation from the concrete surface at strategiclocations. , consultancy services for - to check & confirm present status of structure on basis on ndt results & visual inspection