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Question
Shall layer of wearing course or additional thickness be designed on surface of piers?
Answer In designing of piers, considerations have to be given to effect of wearing action caused by passengers, other traffics and even vehicles. In maritime atmosphere, strength and integrity of concrete is detrimental to servicing life of piers as it acts an essential barrier to chloride attack. Though, in view of these gradual wear and tear generated by loading traffic, a number of forms of surface protection have to be provided on top of pier surface like wearing course, additional increase in concrete cover.
difference between flat slab and normal slab
design a 3-meter cantilever slab to carry a uniform total dead load of 8.2KN/m^2 and a concentrated live load at the free end of 30 KN/m. f''c=28Mpa fy=420Mpa.
why void ratio is greater for fine gained soil then course grained soil.
Chemical prestressing In prestressed concrete, normally tendons are stretched and are retained in a stretched condition by concrete. Consequently, concrete comes under compres
A concrete batch plant provided the Design Strength for the engineer's mix design to match the project's specification requirement for a 4000 psi Tremie pump mix. The Water-cement
Explain the shrinkage strain of concrete Shrinkage of concrete depends only on the interval of time and the moisture conditions, but is independent of the stresses in the membe
Distance ABC was measured with a 30m. Chain tested and found to be correct in the beginning of the work .after measuring AB=1.2 km chain was found to be 10 cm. To long chaining was
A footing, 2 m square, is founded at a depth of 1.5 m in a sand deposit, for which the corrected value of N is 27. The water table is at a depth of 2 m from the surface. Verify the
Q. Earth work in high embankments? (a) Borrow pits must not be dug close to telegraph poles, electric poles, level crossings, bridges a culverts, or within 800 meters of the bo
Question In case if there is a delay of bituminous laying on top of sub-base, have to tack coat be applied on the top surface of sub-base? Answer When there is a d
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