Determine the quantity of standard concrete blocks (400 x 200 x 200) required in 100 m² of a 200 mm thick wall. Assume 5% waste. O 262 pcs O "1,213 pcs" O "c. 1,313 pcs" O None of the above

From the following figure, solve for the quantity of cement, sand and gravel by Volume method using (a) class "A" concrete; (b) Class B concrete.

The labour unit cost of hand trimming referring to the crew calculations is: O $45.97/m2 O $40.38/m2 $17.94/m2 O None of the above QUESTION 12 The labour unit cost of hand trimming referring to the man-hour calculations is: O $45.97/m2 O $42.57/m2 $18.03/m2 None of the above QUESTION 13 The man hour productivity rate for cast in place concrete is: O 1.09 mh/m3 O 0.78 mh/m3 O 0.89 mh/m3 None of the above

A blended cement concrete with 30% slag is used to place a 6 foot tall column in a single pour. The temperature of the concrete is 70 degrees. Will it be within the formworks design limits of 1000 psf? A blended cement concrete with 45% fly ash is used to place a 9 foot tall column in a single pour at 50 degrees. Will it be within the formwork design limits of 2100 psf?