Consider the following statements with ragard to crack formation and its control:1. The surface width of the crack should not, in general, exceed 0.30 mm for structures not subjected to aggressive environment.2. When depth of web in a beam exceeds 750 mm, side face reinforcement @ 0.1 percent of web area should be provided on each face.3. The nominal spacing of main bars in a slab should not exceed three times the effective depth of a solid slab or 300 mm, whichever is smaller.Which of the statements given above is/are correct ?

Consider the following statements with ragard to crack formation and i

1.	Consider the following statements with ragard to crack formation and its control:1. The surface width of the crack should not, in general, exceed 0.30 mm for structures not subjected to aggressive environment.2. When depth of web in a beam exceeds 750 mm, side face reinforcement @ 0.1 percent of web area should be provided on each face.3. The nominal spacing of main bars in a slab should not exceed three times the effective depth of a solid slab or 300 mm, whichever is smaller.Which of the statements given above is/are correct ?
A.	1 only
B.	1 and 2
C.	1 and 3
D.	2 and 3
Answer» D. 2 and 3

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