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QuestionWhat are the key problems if use pumping for concreting works?
AnswerIn pumping operation, force exerted by pumps have to overcome friction involving concrete and pumping pipes, weight of concrete and pressure head when placing concrete above pumps. In actuality, as only water is pump able, it is water in concrete that transfers force. Major problems associated with pumping are effect of isolation and bleeding. To rectify these adverse effects proportion of cement is increased to improve cohesion sequentially to decrease segregation and bleeding. On other hand, the proper selection of aggregate grading helps to get better pump capability of concrete.
Q. Show Constituents of bricks? The brick is manufactured out of special. Type of brick earth consisting of clay and sand the proportion of clay and earth should be such that w
Will going from a 3-tap to 6-tap increase water pressure? Ans) No, the pressure will be the similar, you will get more volume only if your pumps can handle the GPM, to enhance p
while designing the lug angles with the channel section what does "the force not acccounted for by the direct connection of member" mean?
what are the necessary data required for foundation recommendation other than SPT value ? why can''t we go for SPT value alone?
Determine the loss of fluid energy as 310 gallons per minute (gpm) of water flows through 1,000 ft of 4 inch, schedule-40 welded and seamless steel pipe. The fluid temperature is 5
bulking of sand
Q. Pulverized fly ash as cement replacement? Pulverized fly ash is a type of pozzolans. It is analuminous or siliceous material that possesses no binding ability by itself. Whe
properties of coarse and fine aggregates
Sir explain me rate analysis
Question What is major importance of air void content in bituminous pavements? Answer Air void content of bituminous materials is important control parameter for quali
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