Instructor: Er. Ahmed Baasaay
LECTURE 5
Item
No.
Item Description (Work
Details)
No
Length
(L)
Breadth
(B)
Height
(H)
Quantity Remarks
1.
Earthwork in excavation for
the foundation
L = (0.1m+4m+0.2m+3m + 0.1) +
2×0.45 = 8.3 m
For Long Wall: 3 8.3 0.9 1.1 24.65 cum
Short Wall of Drawing room and
Kitchen
3 3.3 0.9 1.1 9.80 cum
L = 4.2 – 2 x 0.45 = 3.3 m
Short Wall: for bedroom, bathroom
and WC
4 2.3 0.9 1.1 9.11 cum
L = 3.2 – 2 x 0.45 = 2.3 m
Wall in front of W. C 1 0.4 0.9 1.1 0.40 cum
L = (1.1 + 0.2) – 2 x 0.45 = 0.4 m
43.96 m3
2.
Plain cement Concrete (
1:4:8) for foundation
For Long Wall: 3 8.3 0.9 0.2 4.48 cum
For Short Wall: 3 3.3 0.9 0.2 1.78 cum
For Short Wall: 4 2.3 0.9 0.2 1.66 cum
wall in front of W.C 1 0.4 0.9 0.2 0.07 cum
7.99 m3
Item
No.
Item Description (Work
Details)
No
Length
(L)
Breadth
(B)
Height
(H)
Quantity Remarks
3.
Brick masonry up to
plinth in c.m.1:6
For long walls 1st footing 3 7.9 0.5 0.3 3.56
2nd footing 3 7.8 0.4 0.3 2.81
Plinth wall 3 7.7 0.3 0.85 5.89
For short walls 1st footing 3 3.7 0.5 0.3 1.67
2nd footing 3 3.8 0.4 0.3 1.37
Plinth wall 3 3.9 0.3 0.85 2.98
For short walls 1st footing 4 2.7 0.5 0.3 4
2nd footing 4 2.8 0.4 0.3 4
Plinth wall 4 2.9 0.3 0.85 4
Wall in front of W.C.: 1st footing 1 0.8 0.5 0.3 0.12
2nd footing 1 0.9 0.4 0.3 0.11
Plinth wall
1 1.0 0.3 0.85 0.26
Item
No.
Item Description (Work
Details)
No
Length
(L)
Breadth
(B)
Height
(H)
Quantity Remarks
1st Step 1 1.1 0.9 0.20 0.20
2nd Step 1 1.1 0.6 0.15 0.10
3rd Step 1 1.1 0.3 0.15 0.05
Total 25.04 m3
4. Damp proof coarse 5cm Thick
Long walls 3 7.7 0.3 - 6.93sqm
short walls-1 3 3.9 0.3 - 11.4 sqm
Short wall-2 4 2.9 0.3 - 3.48 sqm
Wall in front of W.C.: 1 1.0 0.3 - 0.30m Total= 22.11 m2
5. Earth filling in plinth
Bedroom 1 4 3 0.48 5.76
Drawing room 1 4 4 0.48 7.68
kitchen 1 4 3 0.48 5.76
Bathroom 1 3 1.7 0.48 2.45
Wc 1 1.3 1.1 0.48 0.69
Front of wc 1 1.5 1.1 0.48 0.79
Total 23.13 cum
Item
No.
Item Description (Work Details) No
Length
(L)
Breadth
(B)
Height
(H)
Quantity Remarks
slab level in c.m. 1:6
6.
Brick masonry above plinth up to
For Long Wall: 3 7.6 0.2 3.0 13.68
For Short Wall: 1 3 4.0 0.2 3.0 7.2
For Short Wall 2 4 3.0 0.2 3.0 7.2
Wall in front of W.C. 1 1.1 0.2 3.0 0.66
Parapet wall Long wall 2 7.6 0.2 0.7 2.12
Short wall 2 7.2 0.2 0.7 2.02
32.88 m3
Deduction For Doors & Windows
D1 3 1.1 0.2 2.1 2
D2 2 0.9 0.2 2.1 0.76
G1 1 1.2 0.2 2.1 0.50
W1 4 1.8 0.2 1.4 2.02
W2 1 1.2 0.2 1.4 0.34
W3 1 1.5 0.2 1.4 0.42
V 2 0.6 0.2 0.6 0.14
Item
No.
Item Description (Work Details) No
Length
(L)
Breadth
(B)
Height
(H)
Quantity Remarks
Deduction for lintels above
door and windows with 15cm
bearing at each end.
Lintel above D1 3 1.4 0.2 0.15 0.126
Lintel above D2 2 1.2 0.2 0.15 0.072
Lintel above G1 1 1.5 0.2 0.15 0.045
Lintel above W1 4 2.1 0.2 0.15 0.25
Lintel above W2 1 1.5 0.2 0.15 0.045
Lintel above W3 1 1.8 0.2 0.15 0.054
Lintel above V 2 0.9 0.2 0.15 0.054
Deduction= (-)0.646 m3
Net quantity of brickwork = 32.88-5.57-0.646= 22.54m^3 26.66 m^3
Item
No.
Item Description (Work Details) No
Length
(L)
Breadth
(B)
Height
(H)
Quantity Remarks
7.
R.C.C works in slab, sunshade
and lintel
R.C.C slab 1 7.6 7.6 0.10 5.776
R.C.C Lintel above D1 4 1.2 0.2 0.15 0.144
R.C.C Lintel above D2 2 1.2 0.2 0.15 0.072
R.C.C Lintel above G1 1 1.5 0.2 0.15 0.045
R.C.C Lintel above W1 4 2.1 0.2 0.15 0.25
R.C.C Lintel above W2 1 1.5 0.2 0.15 0.045
R.C.C Lintel above W3 1 1.8 0.2 0.15 0.054
R.C.C Lintel above V 2 0.9 0.2 0.15 0.054
Sunshade on W1 4 2.1 0.6 0.1 0.504
Sunshade on W2 1 1.5 0.6 0.1 0.09
Sunshade on W3 1 1.8 0.6 0.1 0.108
Total 7 cum
Item
No.
Item Description (Work
Details)
No
Length
(L)
Breadth
(B)
Height
(H)
Quantity Remarks
8.
Smooth plaster inside the
rooms and ceilings in
c.m.1:3
Drg. Room 4 4.0 - 3.0 48.0
Bed Room 2 4.0 - 3.0 24.0
2 3.0 3.0 18.0
Kitchen 2 4.0 3.0 24.0
2 3.0 3.0 18.0
Bath 2 3.0 3.0 18.0
2 1.7 3.0 10.2
W.C. 2 1.3 3.0 7.8
2 1.1 3.0 6.6
2 1.5 3.0 9.0
2 1.1 3.0 6.6
Item
No.
Item Description (Work
Details)
No
Length
(L)
Breadth
(B)
Height
(H)
Quantity Remarks
ceiling plaster
Drg. Room 1 4.0 4.0 16.0
Bed Room 1 4.0 3.0 12.0
Kitchen 1 3.0 4.0 12.0
Bath 1 4.0 1.7 5.1
w.c. 1 1.3 1.1 1.43
in front of W.C 1 1.5 1.1 1.65
Total Quantity= 238.38 m2
D1 4/2 1.1 2.1 5.78
D2 4/2 0.9 2.1 3.78
G1 2/2 1.2 2.1 2.52
W1 4/2 1.8 1.4 5.04
W2 1/2 1.2 1.4 0.84
1/2 1.5 1.4 1.05
Total Deduction= (-)19.01 m2
Item
No.
Item Description (Work
Details)
No
Length
(L)
Breadth
(B)
Height
(H)
Quantity Remarks
The area of a ventilator is
less than 0.5m2 therefore no
deduction is made
For Door, half the number
of faces is deducted.
Net Quantity= 219.37 m2
plastering outside the rooms
and ceilings in c.m.1:3
Long Wall 2 7.6 - 3.8 57.76
Short wall 2 7.6 - 3.8 57.76
Inside of parapet walls 4 7.2 - 0.7 20.16
Sill of parapet wall long wall 2 7.6 - 0.2 3.04
Short wall 2 7.2 - 0.2 2.88
Total 141.6 m^2
Item
No.
Item Description (Work
Details)
No
Length
(L)
Breadth
(B)
Height
(H)
Quantity Remarks
9. Painting 2 coats and white
washing 1 coat Same as plastering 219.37 m2
10. 10cm thick P.C.C flooring
Bedroom 4 3 0.1 1.2 cum
Drawing room 4 4 0.1 1.6 cum
kitchen 4 3 0.1 1.2 cum
Bathroom 3 1.7 0.1 5.1 cum
Wc 1.3 1.1 0.1 1.43 cum
Front of wc 1.5 1.1 0.1 0.165 cum
Total 10.695 cum
Item
No.
Item Description (Work
Details)
No
Length
(L)
Breadth
(B)
Height
(H)
Quantity Remarks
9. 2cm thick marble flooring
Drg. Room 1 4.0 4.0 16.0
Bed Room 1 4.0 3.0 12.0
Kitchen 1 3.0 4.0 12.0
Bath 1 4.0 1.7 5.1
w.c. 1 1.3 1.1 1.43
in front of W.C 1 1.5 1.1 1.65
Steps Tread 3 1.1 0.3 0.99
Risers 4 1.1 - 0.15 0.66
9. wall finishing WC Long wall 2 1.3 - 2.5 6.5
Shor wall 2 1.1 - 2.5 5.5
Bathroom Long wall 2 3 - 2.5 15
Shor wall 2 1.7 - 2.5 5.5
Exercise
Estimate the quantities of the following given plan &
section
Doors & Windows
D1 (1.2 x 2.1)
D2 (0.9 x 2.1)
D3 (0.8 x 2.1)
W (1.2 x 1.5)
V (0.6 x 0.45)
THANK YOU

Lecture 5 cost estimation training course .pdf

  • 1.
    Instructor: Er. AhmedBaasaay LECTURE 5
  • 3.
    Item No. Item Description (Work Details) No Length (L) Breadth (B) Height (H) QuantityRemarks 1. Earthwork in excavation for the foundation L = (0.1m+4m+0.2m+3m + 0.1) + 2×0.45 = 8.3 m For Long Wall: 3 8.3 0.9 1.1 24.65 cum Short Wall of Drawing room and Kitchen 3 3.3 0.9 1.1 9.80 cum L = 4.2 – 2 x 0.45 = 3.3 m Short Wall: for bedroom, bathroom and WC 4 2.3 0.9 1.1 9.11 cum L = 3.2 – 2 x 0.45 = 2.3 m Wall in front of W. C 1 0.4 0.9 1.1 0.40 cum L = (1.1 + 0.2) – 2 x 0.45 = 0.4 m 43.96 m3 2. Plain cement Concrete ( 1:4:8) for foundation For Long Wall: 3 8.3 0.9 0.2 4.48 cum For Short Wall: 3 3.3 0.9 0.2 1.78 cum For Short Wall: 4 2.3 0.9 0.2 1.66 cum wall in front of W.C 1 0.4 0.9 0.2 0.07 cum 7.99 m3
  • 4.
    Item No. Item Description (Work Details) No Length (L) Breadth (B) Height (H) QuantityRemarks 3. Brick masonry up to plinth in c.m.1:6 For long walls 1st footing 3 7.9 0.5 0.3 3.56 2nd footing 3 7.8 0.4 0.3 2.81 Plinth wall 3 7.7 0.3 0.85 5.89 For short walls 1st footing 3 3.7 0.5 0.3 1.67 2nd footing 3 3.8 0.4 0.3 1.37 Plinth wall 3 3.9 0.3 0.85 2.98 For short walls 1st footing 4 2.7 0.5 0.3 4 2nd footing 4 2.8 0.4 0.3 4 Plinth wall 4 2.9 0.3 0.85 4 Wall in front of W.C.: 1st footing 1 0.8 0.5 0.3 0.12 2nd footing 1 0.9 0.4 0.3 0.11 Plinth wall 1 1.0 0.3 0.85 0.26
  • 5.
    Item No. Item Description (Work Details) No Length (L) Breadth (B) Height (H) QuantityRemarks 1st Step 1 1.1 0.9 0.20 0.20 2nd Step 1 1.1 0.6 0.15 0.10 3rd Step 1 1.1 0.3 0.15 0.05 Total 25.04 m3 4. Damp proof coarse 5cm Thick Long walls 3 7.7 0.3 - 6.93sqm short walls-1 3 3.9 0.3 - 11.4 sqm Short wall-2 4 2.9 0.3 - 3.48 sqm Wall in front of W.C.: 1 1.0 0.3 - 0.30m Total= 22.11 m2 5. Earth filling in plinth Bedroom 1 4 3 0.48 5.76 Drawing room 1 4 4 0.48 7.68 kitchen 1 4 3 0.48 5.76 Bathroom 1 3 1.7 0.48 2.45 Wc 1 1.3 1.1 0.48 0.69 Front of wc 1 1.5 1.1 0.48 0.79 Total 23.13 cum
  • 6.
    Item No. Item Description (WorkDetails) No Length (L) Breadth (B) Height (H) Quantity Remarks slab level in c.m. 1:6 6. Brick masonry above plinth up to For Long Wall: 3 7.6 0.2 3.0 13.68 For Short Wall: 1 3 4.0 0.2 3.0 7.2 For Short Wall 2 4 3.0 0.2 3.0 7.2 Wall in front of W.C. 1 1.1 0.2 3.0 0.66 Parapet wall Long wall 2 7.6 0.2 0.7 2.12 Short wall 2 7.2 0.2 0.7 2.02 32.88 m3 Deduction For Doors & Windows D1 3 1.1 0.2 2.1 2 D2 2 0.9 0.2 2.1 0.76 G1 1 1.2 0.2 2.1 0.50 W1 4 1.8 0.2 1.4 2.02 W2 1 1.2 0.2 1.4 0.34 W3 1 1.5 0.2 1.4 0.42 V 2 0.6 0.2 0.6 0.14
  • 7.
    Item No. Item Description (WorkDetails) No Length (L) Breadth (B) Height (H) Quantity Remarks Deduction for lintels above door and windows with 15cm bearing at each end. Lintel above D1 3 1.4 0.2 0.15 0.126 Lintel above D2 2 1.2 0.2 0.15 0.072 Lintel above G1 1 1.5 0.2 0.15 0.045 Lintel above W1 4 2.1 0.2 0.15 0.25 Lintel above W2 1 1.5 0.2 0.15 0.045 Lintel above W3 1 1.8 0.2 0.15 0.054 Lintel above V 2 0.9 0.2 0.15 0.054 Deduction= (-)0.646 m3 Net quantity of brickwork = 32.88-5.57-0.646= 22.54m^3 26.66 m^3
  • 8.
    Item No. Item Description (WorkDetails) No Length (L) Breadth (B) Height (H) Quantity Remarks 7. R.C.C works in slab, sunshade and lintel R.C.C slab 1 7.6 7.6 0.10 5.776 R.C.C Lintel above D1 4 1.2 0.2 0.15 0.144 R.C.C Lintel above D2 2 1.2 0.2 0.15 0.072 R.C.C Lintel above G1 1 1.5 0.2 0.15 0.045 R.C.C Lintel above W1 4 2.1 0.2 0.15 0.25 R.C.C Lintel above W2 1 1.5 0.2 0.15 0.045 R.C.C Lintel above W3 1 1.8 0.2 0.15 0.054 R.C.C Lintel above V 2 0.9 0.2 0.15 0.054 Sunshade on W1 4 2.1 0.6 0.1 0.504 Sunshade on W2 1 1.5 0.6 0.1 0.09 Sunshade on W3 1 1.8 0.6 0.1 0.108 Total 7 cum
  • 9.
    Item No. Item Description (Work Details) No Length (L) Breadth (B) Height (H) QuantityRemarks 8. Smooth plaster inside the rooms and ceilings in c.m.1:3 Drg. Room 4 4.0 - 3.0 48.0 Bed Room 2 4.0 - 3.0 24.0 2 3.0 3.0 18.0 Kitchen 2 4.0 3.0 24.0 2 3.0 3.0 18.0 Bath 2 3.0 3.0 18.0 2 1.7 3.0 10.2 W.C. 2 1.3 3.0 7.8 2 1.1 3.0 6.6 2 1.5 3.0 9.0 2 1.1 3.0 6.6
  • 10.
    Item No. Item Description (Work Details) No Length (L) Breadth (B) Height (H) QuantityRemarks ceiling plaster Drg. Room 1 4.0 4.0 16.0 Bed Room 1 4.0 3.0 12.0 Kitchen 1 3.0 4.0 12.0 Bath 1 4.0 1.7 5.1 w.c. 1 1.3 1.1 1.43 in front of W.C 1 1.5 1.1 1.65 Total Quantity= 238.38 m2 D1 4/2 1.1 2.1 5.78 D2 4/2 0.9 2.1 3.78 G1 2/2 1.2 2.1 2.52 W1 4/2 1.8 1.4 5.04 W2 1/2 1.2 1.4 0.84 1/2 1.5 1.4 1.05 Total Deduction= (-)19.01 m2
  • 11.
    Item No. Item Description (Work Details) No Length (L) Breadth (B) Height (H) QuantityRemarks The area of a ventilator is less than 0.5m2 therefore no deduction is made For Door, half the number of faces is deducted. Net Quantity= 219.37 m2 plastering outside the rooms and ceilings in c.m.1:3 Long Wall 2 7.6 - 3.8 57.76 Short wall 2 7.6 - 3.8 57.76 Inside of parapet walls 4 7.2 - 0.7 20.16 Sill of parapet wall long wall 2 7.6 - 0.2 3.04 Short wall 2 7.2 - 0.2 2.88 Total 141.6 m^2
  • 12.
    Item No. Item Description (Work Details) No Length (L) Breadth (B) Height (H) QuantityRemarks 9. Painting 2 coats and white washing 1 coat Same as plastering 219.37 m2 10. 10cm thick P.C.C flooring Bedroom 4 3 0.1 1.2 cum Drawing room 4 4 0.1 1.6 cum kitchen 4 3 0.1 1.2 cum Bathroom 3 1.7 0.1 5.1 cum Wc 1.3 1.1 0.1 1.43 cum Front of wc 1.5 1.1 0.1 0.165 cum Total 10.695 cum
  • 13.
    Item No. Item Description (Work Details) No Length (L) Breadth (B) Height (H) QuantityRemarks 9. 2cm thick marble flooring Drg. Room 1 4.0 4.0 16.0 Bed Room 1 4.0 3.0 12.0 Kitchen 1 3.0 4.0 12.0 Bath 1 4.0 1.7 5.1 w.c. 1 1.3 1.1 1.43 in front of W.C 1 1.5 1.1 1.65 Steps Tread 3 1.1 0.3 0.99 Risers 4 1.1 - 0.15 0.66 9. wall finishing WC Long wall 2 1.3 - 2.5 6.5 Shor wall 2 1.1 - 2.5 5.5 Bathroom Long wall 2 3 - 2.5 15 Shor wall 2 1.7 - 2.5 5.5
  • 14.
    Exercise Estimate the quantitiesof the following given plan & section
  • 15.
    Doors & Windows D1(1.2 x 2.1) D2 (0.9 x 2.1) D3 (0.8 x 2.1) W (1.2 x 1.5) V (0.6 x 0.45)
  • 16.