1)What is Suggested type of cement for concreting at water,
for mass concreting and where the chaces of gettin attucked
by salt?
2)How many types of camber?
3)why we always preffer short column in case of residential
building?
4) Is there any advantages between the use of One way slab
& two way slab?
5)What shoul be the % of steel for R. C. C. perpose based
on volume & area ?
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Answer Posted / sjtbehera
Ans1. In marine structure M20 is used in PCC and M30 &
above is used in RCC
Ans2. I think camber which are provided in Road are three
type
1. Parabolic
2. Straight line
3. Combination of parabolic and straight
4.
Ans3. The short columns are fail by only crushing where as
long column fails by buckling action.
Ans4. One way slab & two way slab are design according to
their need. One way slab are used when ratio of length of
the room to its width is greater than 2. such slad are
designed to span along width of the room. Main
reinforcement along width of room and carried load and
distributions are right angled to main reinforcement.
In two way slab is used where length of room to
breadth is less than 2 . in this case reinforcement are
provided in both length and breadth of room.
Ans5. in the case of building % steel in the base of rcc
are used in following manner
1. footing – 6%
2. beam- 1 %
3. column – 1.2%
4. lintel- .6%
5. slab- .8%
6. staircase- .8%
| Is This Answer Correct ? | 12 Yes | 3 No |
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