Question

The IS code for determination of dry density by sand replacement method is ________

(a) IS 456:2000

(b) IS 2720-1975/88 (Part XXIX)

(c) IS 2720-1974/88 (Part XXVIII)

(d) IS 800

I had been asked this question in homework.

My doubt stems from Determination of in-situ Density topic in chapter Index Properties Determination of Geotechnical Engineering I

Answer 1

Correct answer is (c) IS 2720-1974/88 (Part XXVIII)

Easiest explanation: IS 456:2000 is used for design of reinforced structures. IS 2720-1975/88 (Part XXIX) is used for determination of dry density core cutter method. IS 800 is used for design of steel structures.