consultancy for rehabilitation and re-strengthening of blds no p-80 , p-84 , p-88 , p-89 , p-90 , p-91 , p-95 , p-112 , p-113 , p-120 , p-121 , p-137 p-143 ( 13 blocks ) at shekhawati line under ge ( west ) delhi cantt-10 , 1 . survey for condition of bldgs: to carry out a detailed visual inspection for surface damages , cracks , seepage , local weakness and to identity locations of structural and functional distress and locations supected to develop structural and functional distress of the buildings . 2 . non-destructinve tests ( ndt ) : non destructive evaluation of the structural elements by various tests as required location and structural assessment based on these parameters . 3 . rebound hammer test : to check the compressive strenght of concrete as per is-13311-1992 part ii . 4 . ultrasonic pulse velocity ( upv ) : as per is-516 , measurements on the rcc elements to find out the quality of concrete . 5 . ferroscanning : to locate the rcc elements and to check steel bars and its dtails like spacing cover and approx diameter . 6 . carbonation : to check the penetration depth of carbonation in concrete . 7 . core cutting & compressive strenght test : take out the sample of cylindrical concrete and carry out compressive strength test at a minimum of one location per dwelling unit . 8 . corrosion monitoring : to measure the risk and rate of corrosiooin of steel in concrete by half cell potential of reinforcement to assess the risk of corrosion . 9 . concrete cover measurement : measurement of thickness of concrete cover to reinforcement bars by cover meter test . 10 . chemical analysis : to draw samples of concrete and carry out chemical analysis of the sample including measurement of chloride content . 11 . themographic imaging : for inspection of moisture / dampness in the structures for pin pointing the moisture trail . 12 . structural evaluation and retrofitting scheme : this would include assessment of adequacy of existing structural components and providing retrofitting scheme to strengthen the inadequate structural compoments including repair methodology , preparatin of bill of quantitites ( boo ) , specification for the work , methodology , preparation of bill of quantities ( boq ) , specification for the work . report must be submitted in quadruplicate . note :- term & condition also attached .