Make a Bill of Quantities (BOQ) for the construction of a retaining wall.

Item Description | Quantity | Unit | Rate | Amount
---|---|---|---|---
Excavation for foundation | 50 cubic meters | cubic meters | $20 per cubic meter | $1,000
Supply and installation of concrete blocks | 1,000 blocks | blocks | $5 per block | $5,000
Backfilling behind the wall | 30 cubic meters | cubic meters | $15 per cubic meter | $450
Compaction of backfill | 1 job | job | $200 per job | $200
Supply and installation of drainage pipes | 20 meters | meters | $10 per meter | $200
Supply and installation of geotextile fabric | 50 square meters | square meters | $3 per square meter | $150
Supply and installation of coping stones | 50 stones | stones | $8 per stone | $400
Labor costs | 100 hours | hours | $20 per hour | $2,000
Equipment rental | 1 month | month | $500 per month | $500
Miscellaneous expenses | - | - | $500 | $500
Total | - | - | - | $10,250

Bill of Quantities for Retaining Wall Construction

Item No. | Description | Unit | Quantity | Unit Rate | Amount
---|---|---|---|---|---|
1 | Excavation and Backfill | m³ / yd³ | | |
| Excavation for footing, 500mm deep | | | |
| Backfill around footing, compacted | | | |
2 | Concrete | m³ / yd³ | | |
| Footing concrete, f'c = 20 MPa | | | |
| Wall concrete, f'c = 25 MPa | | | |
3 | Reinforcement | kg / lb | | |
| Footing reinforcement, 12mm diameter | | | |
| Wall reinforcement, 10mm diameter | | | |
4 | Drainage | m² / yd² | | |
| Weep holes, 100mm diameter | | | |
| Geotextile filter fabric | | | |
5 | Formwork | m² / yd² | | |
| Footing formwork | | | |
| Wall formwork | | | |
6 | Masonry | m² / yd² | | |
| Stone facing, 200mm thick | | | |
7 | Landscaping | Lump Sum | | |
| Soil preparation and planting | | | |
8 | Contingency | % | | |
9 | Mobilization and Demobilization | Lump Sum | | |
10 | Supervision | Lump Sum | | |
11 | Engineering | Lump Sum | | |
12 | Overhead and Profit | % | | |
13 | Total | | | |