Rebar count and weight
Bars each way, linear feet, 20 ft sticks and weight for a rebar mat in a slab.
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- Your own numbers, worked out as often as you like
- The full rebar order you can print or save to My work
- 3 cited sources, linked, with the checks to make
- Every other tool for the same role, in the same plan
- A plain-words read of your result (a fuller AI read with the Bifrost AI add-on)
Included in these role plans
Example result · fictional numbers
What you get: rebar order
Worked out by this tool from its default inputs. Its role plan lets you run your own numbers, print the sheet and save it.
106 pieces of #4 × 20 ft, 1,416 lb (0.71 tons), about $849.70; 6.8 hours for 2 ironworkers
- Bars running long way
- 24 @ 39 ft 6 in
- Bars running short way
- 40 @ 23 ft 6 in
- Total length
- 2,077 ft
- 20 ft sticks
- 104
- Weight
- 1,387 lb (0.69 tons)
Cut list
- Long way: 24 runs of 39.5 ft
- each from 3 pieces: 2 full 20 ft and one cut to 2.8 ft, with 2 laps of 20 in
- Short way: 40 runs of 23.5 ft
- each from 2 pieces: 1 full 20 ft and one cut to 5.2 ft, with 1 lap of 20 in
- Lap length
- 40 bar diameters × 0.500 in = 20 in
- Bar placed, laps counted
- 2,035 ft; the shared tool's 10% allowance gives 2,077 ft (42 ft spare)
Also on the sheet
- Order and cost · 6 lines, starting with “Stock to order”
- Crew and schedule · 3 lines, starting with “Placing and tying”
- Checks before inspection · 3 lines, starting with “Edge cover”
The plain-words read of this example
The mat is 24 long-way runs of 39.5 ft and 40 short-way runs of 23.5 ft in #4 at 12 in. With 20 in laps (40 bar diameters), order 106 pieces of 20 ft stock, 1,416 lb, about $849.70. Plan 60 chairs and 480 ties, and 6.8 hours for 2 ironworkers. The 3.0 in edge cover meets the 3 in for concrete cast against earth. Bar size, spacing and laps come from the structural drawings.
3 cited sources
- ACI CODE-318-19(22), Building Code Requirements for Structural Concrete (American Concrete Institute)
- What cover is required for footings and other concrete cast against earth? (ACI FAQ) (American Concrete Institute)
- Concrete in Practice (CIP) sheets (National Ready Mixed Concrete Association)
Plus 5 step-by-step checks, a print layout and a link that reopens it with your numbers.