Estimating and Costing The detention period in a septic tank is assumed 20 minutes 40 minutes 25 minutes 30 minutes 20 minutes 40 minutes 25 minutes 30 minutes ANSWER DOWNLOAD EXAMIANS APP
Estimating and Costing The cross-section of a road partly in banking and partly in cutting is shown in the given figure. The area of the shaded portion is ⅓ × (b - rd)²/(r + s) ⅓ × (b - rd)²/(r - s) ½ × (b + rd)²/(r - s) ⅓ × (b - rd)²/(s - r) ⅓ × (b - rd)²/(r + s) ⅓ × (b - rd)²/(r - s) ½ × (b + rd)²/(r - s) ⅓ × (b - rd)²/(s - r) ANSWER DOWNLOAD EXAMIANS APP
Estimating and Costing A portion of an embankment having a uniform up-gradient 1 in 500 is circular with radius 1000 m of the centre line. It subtends 180° at the centre. If the height of the bank is 1 m at the lower end, and side slopes 2:1, the earth work involved. 27,000 m³ 26,000 m³ 27,500 m³ 26,500 m³ 27,000 m³ 26,000 m³ 27,500 m³ 26,500 m³ ANSWER DOWNLOAD EXAMIANS APP
Estimating and Costing The area of a sloping surface of a protective embankment of mean height‘d’, side slopes S: 1 and length ‘L’ is √[d² × (ds)²] L.D √(1 + s²) 2 L.D √(1 + s²) d × d × s √[d² × (ds)²] L.D √(1 + s²) 2 L.D √(1 + s²) d × d × s ANSWER DOWNLOAD EXAMIANS APP
Estimating and Costing For 12 mm thick cement plastering 1 : 6 on 100 sq.m new brick work, the quantity of cement required, is 0.295 m³ 0.247 m³ 0.200 m³ 0.274 m³ 0.295 m³ 0.247 m³ 0.200 m³ 0.274 m³ ANSWER DOWNLOAD EXAMIANS APP
Estimating and Costing In the mid-section formula The area of mid-sections is calculated by using mean depth All of these The mean depth is the average of depths of two consecutive sections The volume of the earth work is calculated by multiplying the mid-section area by the distance between the two original sections The area of mid-sections is calculated by using mean depth All of these The mean depth is the average of depths of two consecutive sections The volume of the earth work is calculated by multiplying the mid-section area by the distance between the two original sections ANSWER DOWNLOAD EXAMIANS APP