| Item | Description | Qty | Unit | Rate (GH¢) | Total (GH¢) |
| 1 | Earthworks | ||||
|
| Filling in layers not exceeding 225 mm thick in making up levels under floors | 540 | m³ | 32.00 | 17,280.00 |
| 2 | Concrete Work | ||||
|
| Plain in-situ concrete (1:3:6 - 40 mm aggregate) as described in foundation trenches | 60 | m³ | 350.00 | 21,000.00 |
|
| Ditto in 150 mm floor bedspread and levelled | 810 | m2 | 52.00 | 42,120.00 |
| Reinforced in-situ vibrated concrete (1:2:4 - 20 mm aggregate) as described filled into formwork and around reinforcement (both measured separately) | |||||
|
| Horizontal beam/Columns | 11 | m³ | 370.00 | 4070.00 |
|
| Column | 5 | m³ | 370.00 | 1850.00 |
| 3 | Supply and fix as described the following mild steel round bar reinforcement with and including all necessary binding wires: | - | |||
|
| 12 Diameter bars in column base | 2500 | Kg | 3.40 | 8500.00 |
|
| 16 mm Diameter bars in column | 4440 | Kg | 3.40 | 15,096.00 |
| 4 | Sawn formwork as described to: | ||||
| The vertical side of the column | 316 | m2 | 15.00 | 4740.00 | |
| 5 | Blockwork | ||||
|
| 150 mm Solid sandcrete block work in cement mortar (1:4) as described | 1499 | m2 | 40.00 | 59,960.00 |
| 6 | Plastered/Rendered/Roughcast Coatings | ||||
|
| 20 mm Cement and sand render to the wall | 210 | m2 | 8.00 | 1680.00 |
|
| 10 mm thick floor tiling, Ceramic Wall Tiling | 810 | m | 45.00 | 36,450.00 |
| 7 | Painting/Clear Finishing | ||||
|
| Prepare and apply three coats of emulsion paint on rendered wall | 210 | m2 | 7.60 | 1596.00 |
|
| Prepare and apply three coats of approved Coral emulsion paint on: - | ||||
|
| Internal and External walls | 1405 | m2 | 4.20 | 5901.00 |
|
| Plastic T & G Ceiling including all necessary accessories as described | ||||
|
| Ceiling lining nailed to the soffit of hardwood | 810 | m2 | 30.00 | 24,300.00 |
| 8 | Joinery | ||||
| Wrought hardwood as described | |||||
|
| 44 mm (Finished) Panelled door size 900 × 2100 mm high | 42 | No | 230.00 | 9660.00 |
|
| 50 mm × 150 mm Frame plugged | 600 | m | 18.00 | 10,800.00 |
| 9 | Carpentry | ||||
| Structural timbers, Sawn treated hardwood | |||||
|
| Hoist timber truss, Howe pattern, 50 × 150 mm comprising 2Nr Rafters, 1Nr king post and 2Nr bottom chord, 50 × 100 members comprising 4Nr ties, 4Nr structs, 13 m clear span eaves projections. | 13 | No | 500.00 | 6500.00 |
|
| 50 × 150 mm bottom chord | 510 | m | 12.00 | 6120.00 |
|
| 50 × 50 mm Nogging | 1635 | m | 4.20 | 6867.00 |
| 50 × 50 mm Joist | 1635 | m | 4.20 | 6867.00 | |
| 10 | Metalwork | ||||
| “Naco” anodised aluminium louvre carriers | |||||
|
| Pair 1143 mm long with clips for 8 No. | ||||
|
| 150 mm blades | 80 | No | 60.00 | 4800.00 |
|
| 16 mm diameter mild steel burglar-proof bar | 560 | m | 5.00 | 2800.00 |
| 11 | Roofing | ||||
| Corrugated aluminium sheet roofing 0.5 mm Gauge Long Span Corrugated Aluminium deep troughed trapezoidal roof sheeting as manufactured by Messrs Ghana Aluminium Products, Tema or equal and approved (fixed to manufacturer’s specifications) |
| ||||
| Roof Sheeting | 1053 | m2 | 38.00 | 40,014.00 | |
| 12 | Glazing | ||||
| 6 mm thick “NACO” louvre blades, fixing to metal | |||||
| 800 mm long × 150 mm wide | 640 | No | 3.30 | 2112.00 | |
| Total cost base on the 25% Rule analysis | 341,083.00 | ||||
| Original Adjusted Total Cost base on the BOQ | 457,721.50 | ||||
| Determine the Percentage |
| 0.7452 | |||
| Therefore, Actual Percentage = 0.7452 × 100 | 74.52% | ||||