Lecture 5 cost estimation training course .pdf
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The document outlines the quantities and details for various construction items, including earthwork, concrete, masonry, damp proofing, and plastering, providing precise measurements for each aspect of the project. It includes specifications for different walls, flooring, and finishing tasks, along with deductions for doors and windows. Overall, it serves as a detailed construction estimate for a building project.
Lecture 5 cost estimation training course .pdf
- 1. Instructor: Er. Ahmed Baasaay LECTURE 5
- 3. 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
- 4. 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
- 5. 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
- 6. 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
- 7. 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
- 8. 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
- 9. 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
- 10. 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
- 11. 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
- 12. 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
- 13. 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
- 14. Exercise Estimate the quantities of 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. THANK YOU