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49 vote

Deduction at the L-junction of wall for total length of the central line is __________.

Asked on by | Votes 49 | Views: 1873 | Tags: estimating     | cost and valuation     | civil engineering     | Add Bounty

Deduction at the L-junction of wall for total length of the central line is __________.
1). half the thickness of wall
2). no reduction
3). thickness of wall
4). twice the thickness of wall


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2 answers

49 vote
Answered by on | Votes 49 |
In the Centre-line method at the L-joint area will be calculated twice when take-off quantity. So, this area should be deducted once from the measurement when take-off quantity. But there is no reduction in at the L-junction of a wall for the total length of the central line in this method.
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14 vote
Answered by on | Votes 14 |
No deduction required