Reinforcing Mesh Calculator AU

How many sheets of mesh, how much steel and how many bar chairs a slab needs. SL62, SL72, SL82, SL92 and SL102 with real Australian sheet sizes.

Slab or area

Length (m) Width (m) Mesh SL62 — 6.0 mm @ 200 SL72 — 6.5 mm @ 200 SL82 — 7.6 mm @ 200 SL92 — 8.6 mm @ 200 SL102 — 9.5 mm @ 200

Laps, chairs and beams

Lap (mm) 400500600 Bar chairs (per m²) 234 Waste (%) 0510

Edge beams, thickenings or strip footings (linear metres, 0 if none)

Trench mesh is ordered in 6.0 m lengths and is sized by the same code as the sheet mesh.

Mesh needed

0 sheets

Take off

Item	Qty	Detail

How this is worked out

Estimates only. Mesh grade, cover, laps and the extent of reinforcement must follow your engineer's drawings and AS 3600 / AS 2870 for the slab classification. Bar chairs are usually at 1 m centres plus one row each side of every lap.