Tender For Ndt Of Civil Structures At Cwmf And Sfsf, kalpakkam-Tamil Nadu

Tender For Ndt Of Civil Structures At Cwmf And Sfsf; 1 Measuring the Ultrasonic Pulse Velocity Test to check the integrity of concrete, determinationof cracks and honey combing in frequency range of 54KHz or 24KHz through the concrete medium at various location of structural members. The work shall be carried out as per specification consist in the IS 13311 (Part 1)-1992 and as directed by the point 740 2 Providing and conducting Rebound Hammer Test to assess the strength of civil structure at various specified locations in CWMF. The complete process of this test shall be carried out as per IS specification and as directed by the engineer at site. point 740 3 Providing and determining the corrosion activity of reinforcement steel using Half-cell Potential Test at specified locations in CWMF buildings. The test shall be followed with the guidelines are given in ASTM C876/BIS. The quoted rate shall include charges for filling back areas chipped for exposing the reinforcement with polymer modified mortar. 5 potential observations taken at one location will form a unit for measurement. The work shall be carried out as per specification and as directed by engineer at set 15 4 Supplying and collecting concrete powder samples at various locations using drilling machine without disturbing the adjacent structure to determine the chlorides, sulphates, alkalinity and pH level. The test shall be carried out IS specification and directed nos. 40 5 Conducting/locating the reinforcement steel provided in the concrete structure at specified location including the supply Profoscope equipment for this test. Sq.m 25 6 Preparation and submission of two copies of draft report as specified followed by five copies of final report along with a soft copy of the same on diskette covering Non Destructive Test Observations, analysis, interpretation and conclusions of NDT observations. Conclusions may be reported separately for each structure. No 2 7 Core Test: Drilling core samples of 69 mm diameter and of sufficient length from various RC structural elements, wherever required, after checking with a rebar locator. Conducting compressive strength tests on the core samples after trimming and capping, followed by the evaluation of the equivalent cube compressive strength as per IS 516 (Part 4): 2018. Each 30

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