The minimum width of a septic tank is taken 70 cm 75 cm 80 cm 90 cm

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Question
The minimum width of a septic tank is taken
Options
A. 70 cm
B. 75 cm
C. 80 cm
D. 90 cm

Correct Answer

75 cm

Estimating and Costing problems

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1. While preparing a detailed estimate
Options
A. Dimension should be measured correct to 0.01 m
B. Area should be measured correct to 0.01 sqm
C. Volume should be measured correct to O.Olcum
D. All the above.

3. Pick up the correct statement in case of water supply.
Options
A. Pipes laid in trenches and pipes fixed to walls are measured separately
B. Cutting through walls and floors are included with the item
C. Pipes are classified according to their sizes and quality
D. In laying pipes, the method of jointing and fixing is specifically specified
E. All the above.

6. Pick up the correct statement from the following:
Options
A. The estimated value of the work excluding the amount for contigencies, work charged establishment, tool and plants, is called work value
B. The actual expenditure involved to complete a work including incidental, establishment and travelling charges, is called actual cost
C. The formal acceptance by the administrative department for incurring an expenditure on the work, is called administrative approval
D. The order of a competent authority sanctioning a properly detailed estimate of the cost of a work of construction or repair is called technical sanction
E. All the above.

7. While estimating a reinforced cement structure, the omitted cover of concrete is assumed
Options
A. at the end of reminforcing bar, not less than 25 mm or twice the diameter of the bar
B. in thin slabs, 12 mm minimum or diameter of the bar whichever is more
C. for reinforcing longitudinal bar in a beam 25 mm minimum or diameter of the largest bar which is more
D. All the above.

10. The reduced levels of points, 30 metres apart along the longitudinal section of a road portion between chainages 5 and 9 are shown in the given figure. If there is a uniform up-gradient of the road 120 in 1, the chainage of the point with no filling or cutting is
Options
A. (6 + 15) chains
B. (6 + 12) chains
C. (6 + 18) chains
D. None of these.

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