What Is a Bill of Quantities (BOQ)? A Guide for Nigerian Home Builders
A Bill of Quantities lists every item of work — quantity, unit, rate and amount — so you can budget accurately, compare contractor quotes and control spending on site.
What a BOQ looks like
The first foundation items for a 5-bedroom duplex + BQ in Lekki:
| Item | Qty | Rate | Amount |
|---|---|---|---|
| Site clearing & setting out | 210 m² | ₦1,440 | ₦302,400 |
| Trench excavation | 61 m³ | ₦5,400 | ₦330,318 |
| Cement for strip footing | 124 bags | ₦13,440 | ₦1,669,920 |
| Sharp sand for strip footing | 14 tonnes | ₦13,650 | ₦195,741 |
| Granite for strip footing | 25 tonnes | ₦21,000 | ₦521,850 |
| Mixing & placing strip footing | 19 m³ | ₦12,000 | ₦229,440 |
| 9" blocks (foundation, solid filled) | 906 blocks | ₦945 | ₦856,387 |
| Foundation blockwork | 906 blocks | ₦264 | ₦239,245 |
Why you need one
- Stops artisans and contractors inflating quantities.
- Lets you compare quotes line by line.
- Shows how much to release at each stage.
- Helps you buy materials in bulk ahead of price rises.
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