How much rebar for a 16 ft × 20 ft slab?
A 16 ft × 20 ft slab rebar project is pre-filled below. Adjust any value to match your exact job.
Your project
Standard size shown by default. Change any value — the answer recomputes instantly.
You need
744linear ft
Exact need: 676 linear ft · plus 10% waste allowance
Material cost
$483.6–$1,190.4
Installed (US avg)
$620–$1,374
Shopping list
| ITEM | QTY | PRICE RANGE |
|---|---|---|
| linear ft | 744 | $483.6–$1,190.4 |
| Estimated material total | $483.6–$1,190.4 |
Companion materials
- Grid: 21 + 17 bars at 12 in on-center