Alternative to the suspended timber subfloor · 1 Bed Type A (~61 m²)
| Item | Qty | Unit | Ref | Price ea | Line total | Link |
|---|---|---|---|---|---|---|
| Site prep | ||||||
Bedding sand / fine crushed rock 50 mm blinding under slab — 61 m² × 0.05 |
3 | m³ | — | $75.00 | $225.00 | View ↗ |
Site cut / excavation & spoil strip topsoil, cut to level, remove spoil |
1 | allowance | — | — | — | View ↗ |
| Membrane | ||||||
Under-slab vapour barrier 0.2 mm (200 µm) green/black polyethylene, taped laps — ~70 m² (1 roll covers ~100 m²) |
1 | roll | — | $120.00 | $120.00 | View ↗ |
| Reinforcement (AS 2870 — confirm with engineer) | ||||||
Slab mesh SL82 (Agnew — grade per page) 6000 × 2400 sheet (14.4 m²); slab 61 m² ÷ ~12.5 m² eff (200 mm laps) → ~5 + waste. Agnew $124.64 ex GST = $137.10 inc. SL82 suits Class H; SL72 for Class M |
6 | sheet | SL82 | $137.10 | $822.60 | View ↗ |
Trench mesh 12TM 6.0 m (Agnew — 200 mm 3-bar per page) edge + internal stiffening beams ≈ 57 lm (perimeter ~35 + internal ~22), bottom layer; ADD a top layer for Class H / deep beams (≈ doubles to ~22). Agnew $52.83 ex GST = $58.11 inc. Widths: 200/3-bar, |
11 | length | 12TM200 | $58.11 | $639.21 | View ↗ |
Bar chairs / mesh spacers plastic chairs — keep slab mesh in the top third + beam bars (~1 / m²) |
2 | bag | — | $35.00 | $70.00 | View ↗ |
Tie wire soft annealed, fix mesh & trench mesh laps |
1 | roll | — | $15.00 | $15.00 | View ↗ |
| Formwork | ||||||
Edge form boards + pegs 200×25 / formply edge boards, steel pegs — perimeter ~35 m |
1 | lot | — | $200.00 | $200.00 | View ↗ |
| Concrete | ||||||
Concrete supply N25 (32 MPa) 100 mm slab (6.1 m³) + beam grid (~5 m³) ≈ 11 m³, delivered (to engineer slab design) |
11 | m³ | — | $340.00 | $3,740.00 | View ↗ |
Concrete pump hire line pump + operator (small pour) |
1 | day | — | $900.00 | $900.00 | View ↗ |
Curing + control joints curing compound / poly + saw-cut control joints |
1 | lot | — | $200.00 | $200.00 | View ↗ |
| Termite | ||||||
Termite management — physical barrier perimeter + penetrations (Homeguard / Kordon) per AS 3660 |
1 | lot | — | $1,200.00 | $1,200.00 | View ↗ |
| TOTAL (priced lines) | $8,131.81 | |||||
Line total = price × quantity. Total indicative only. Slab thickness, edge beams, mesh & footings to the engineer-certified slab design for the confirmed soil class (AS 2870). Concrete & pump are supplier items (not Bunnings). Excludes excavation labour, plumbing rough-in under slab & finishes.