Problem 1 Work out the following plans quantity upto plinth level of both long

# Problem 1 work out the following plans quantity upto

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Problem: 1) Work out the following plans quantity upto plinth level of both long wall short wall method and centre line method.
Ans : by long wall short wall method, long wall : (ABC ,DEF) = 6.96m (GH) = 4.23 m Short wall : (AD,BE,CF) = 4.23 m (DG ,HI) = 3.73 m sr.no Description no length width height quantity total quantity 1 Earthwork in excavtion long wall (ABC,DEF) L=6.96 +1 = 7.96 m 2 7.96 1 1.2 19.10m3 43.56 m3 (GH) L = 4.23 + 1 = 5.23m 1 5.23 1 1.2 6.28 m3 short wall (AD,BE,CF) L = 4.23 - 1 = 3.23 m 3 3.23 1 1.2 11.63m3 (DG , HI) L = 3.73 - 1 = 2.73 m 1 2.73 1 1.2 6.55m3 2 P.C.C Long wall
(ABC .DEF) L = 7.96 m 2 7.96 1 0.15 2.39 m3 (GH) L = 5.23 1 5.23 1 0.15 0.78m3 Short wall (AD,BE,CF) L = 3.23 m 3 3.23 1 0.15 1.45m3 (DG , HI) L = 2.73 m 1 2.73 1 0.15 0.82m3 3 plinth quantity offset = (0.43 - 0.23)/2=0.1 plinth dimension = clear dimension - 2 x offset 1 . Rubble for kitchen 10.71 m3 L = 3 - 0.2 = 2.8 m B = 4 - 0.2 = 3.8 m 1 2.8 3.8 0.3 3.19 for bed room L = 3.3 - 0.2 = 2.2 m B = 4 - 0.2 = 3.8 m 1 2.2 3.8 0.3 3.76 for living L = 4 = 0.2 = 3.8m b = 3.5 - 0.2 = 3.3 m 1 3.8 3.3 0.3 3.76 2.murrum for kitchen L = 3 - 0.2 = 2.8 m B = 4 - 0.2 = 3.8 m 1 2.8 3.8 0.2 2.13 7.15 m3 for bed room L = 3.3 - 0.2 = 2.2 m B = 4 - 0.2 = 3.8 m 1 2.2 3.8 0.2 2.51 for living L = 4 = 0.2 = 3.8m b = 3.5 - 0.2 = 3.3 m 1 3.8 3.3 0.2 2.51 3.pcc for kitchen L = 3 - 0.2 = 2.8 m B = 4 - 0.2 = 3.8 m 1 2.8 3.8 0.1 1.06 3.56 m3 for bed room L = 3.3 - 0.2 = 2.2 m B = 4 - 0.2 = 3.8 m 1 2.2 3.8 0.1 1.25 for living L = 4 = 0.2 = 3.8m b = 3.5 - 0.2 = 3.3 m 1 3.8 3.3 0.1 1.25
4 DPC long wall (ABC,DEF) L=6.96 +0.43 = 7.33 m 2 7.33 0.43 _ 6.35 14.94 m2 (GH) L = 4.23 + 0.43 = 4.66m 1 4.66 0.43 _ 2 short wall (AD,BE,CF) L = 4.23 - 0.43 = 3.8 m 3 3.8 0.43 _ 4.9 (DG , HI) L = 3.73 - 0.43 = 3.3 m 1 3.3 0.43 _ 2.84 Deductions door 3 0.9 0.43 1.16 5 Brickwork in superstructure long wall 36.96 m2 (ABC,DEF) Step 1 L= 6.96 + 0.75 = 7.71m 2 7.71 0.75 0.4 4.63 step 2 L = 6.96 +0.6 = 7.56 m 2 7.56 0.6 0.55 4.99 step 3 L = 6.96 +0.43 = 7.39m 2 7.39 0.43 0.85 5.4 Long wall (GH) step 1 L = 4.23 +0.25 =4.98m 1 4.98 0.75 0.4 1.49 step 2 L = 4.23 + 0.6 = 4.89 m 1 4.89 0.6 0.55 1.59 step 3 l= 4.23 +0.43 = 4.66m 1 4.66 0.43 0.85 1.7 short wall (AD,BE,CF) step 1 l= 4.23 - 0.75 = 3.48m 3 3.48 0.75 0.4 3.13 step 2 l= 4.23 - 0.6 = 3.63m 3 3.63 0.6 0.55 3.59 step 3 l= 4.23 - 0.43 = 3.88 3 3.88 0.43 0.85 4.17 short wall (DG,HI)
Step 1 l= 3.73 - 0.75 = 2.98m 2 2.98 0.75 0.4 1.79 step 2 l= 3.73- 0.6 = 3.13 m 2 3.13 0.6 0.55 2.07 step3 l = 3.73 - 0.43 = 3.3m 2 3.3 0.43 0.85 2.41 By centre line method, Length centre line plan = 2 x 3.23 +2 x 3.73 +3 x 3.73 +4.23 +2 x 3.73 = 38.3m Total length = length of centre line plan – n x 0.5 x width = 38.3 – 4 x 0.5 x width = 38.3 – 2 x width 1 Earthwork in excavation L = 38.3 - 2 x 1 = 36.3 1 36.3 1 1.2 43.56 2 PCC L= 38.3 - 2 X 1 = 36.3 1 36.3 1 0.15 5.14 3 Brickwork in foundation step 1 l = 38.3 - 2 x 0.75= 36.8 1 36.8 0.75 0.4 11.01 36.96 m3 step 2 l= 38.3 - 2 x 0.6 = 37.1 1 37.1 0.6 0.55 12.24 step 3 l = 38.3 - 2 x 0.43= 37.45 1 37.45 0.43 0.85 13.68 4 DPC L= 38.3 - 2 x 0.43 = 37.48 1 37.44 0.43 16.1 14.94 m2 deduction door 3 0.9 0.43 1.16

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