Civil Engineering - Estimating and Costing - Discussion

Discussion Forum : Estimating and Costing - Section 2 (Q.No. 6)
6.
Referring of given figure, pick up the correct statement from the following:
The total length of centre line of four walls is 20 m
Length of long wall out-to-out is 6.80 m
Length of short walls in-to-in is 3.20 m
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
12 comments Page 1 of 2.

Rajkumarpatel said:   5 years ago
The total length of centre line of four walls is = 2(6.8-80) + 2(4.8-80) = 12 + 8 = 20m.
Length of longwall out-to-out is 6.80 m.
Length of short walls in-to-in is = 4.8 - 1.6 = 3.2m.
The answer is (D) All the above.

Muazzm said:   6 years ago
As per the center line method;

Centerline length is;
Long side= 6.80-.8= 6.0
Short side= 4.80-.8 = 4.0
So total length of c/c by center line method is = 2*(6+4.0) = 20.

Hemjay said:   7 years ago
The offset of .80 should be deducted from both sides making the inner wall length 6.80-(.80+.80) = 5.20.
(1)

Assalafy Abdurrahman said:   7 years ago
Thanks all for explaining.

Musengimana said:   7 years ago
Thanks for the explanation.

Mongskie said:   8 years ago
It is simple, because as you can see the wall is offset by .80 m and the shorter wall measure 4. 80, 4.80- (2 * .80) since it was offset by .80m.

TANMOY MUKHERJEE said:   8 years ago
The total length of centre line of four walls is=2(6.8-80)+2(4.8-80)=12+8=20m.
Length of long wall out-to-out is 6.80 m.
Length of short walls in-to-in is=4.8-1.6=3.2m.
The answer is (D) All the above.

Parimal saha said:   8 years ago
Ans D is correct.

Total length is long wall= 2*(6.80-2*.80/2)=12m.
The total length of short wall=2*(4.80-2*.80/2)=8m.
total length of long+short=12+8=20m.
long wall out to out is 6.80m.
short wall into in=(4.80-.80*2)= 3.20m.

Kumar said:   8 years ago
I want recent rate for construction estimate. Can anyone tell me?

Nisi said:   8 years ago
But there is some issue in thickness unit. It is not mentioned .80 can't be "M ".

IF it is in mm/cm only B is correct.
(1)


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