Jobs › Job rnBfDrM6
14 WALKER ST, WALKERVALE QLD 4670
Job No. rnBfDrM6
Client —
Created 2026-09-30
Job type Re-roof
Estimate $46,195 to $50,789 80% · draft, unreviewed
Estimate
Measurement report (print / PDF) ›customer view ›| Item | Qty | Unit | Rate | Total | Basis |
|---|---|---|---|---|---|
| cladding | $5,462 | ||||
| CUSTOM ORB 0.42 sheet | 355.6 | lm | $15.36 placeholder | $5,462 | allowance 79 sheets by ceil(eave width / 0.762 m effective cover) on rectangular planes at ordered length; raked planes by true area / cover × pairing allowance; plus 14.0% waste (complex). |
| flashings | $1,557 | ||||
| Ridge capping | 4.3 | lm | $20.27 placeholder | $87 | allowance Ridge 4.10 m (horizontal, no multiplier) × 1.05 for 100 to 150 mm laps. |
| Hip capping | 17.1 | lm | $20.27 placeholder | $346 | allowance Hip 16.24 m true length using the hip factor √(1 + tan²θ/2), not the plane factor, × 1.05 for laps. |
| Barge capping | 18.9 | lm | $15.45 placeholder | $292 | allowance Barge 17.97 m true length (rakes follow the slope) × 1.05 for laps. |
| Valley tray | 2.9 | lm | $20.27 placeholder | $59 | allowance Valley 2.60 m true length using the hip/valley factor, plus 150 mm projection into the gutter per valley. Tray girth is not modelled. |
| Apron flashing to wall | 30.1 | lm | $17.55 placeholder | $529 | derived, check basis Horizontal abutment length, no multiplier. |
| Penetration flashing / back tray | 2.0 | ea | $85.00 placeholder | $170 | derived, check basis One per penetration. Each needs a soaker on the uphill side. |
| Foam infill / rib closure | 22.1 | lm | $3.40 placeholder | $75 | derived, check basis Ridge plus barge length. |
| fixings | $742 | ||||
| Cyclone assembly (screw + load-spreading washer) | 1296.0 | ea | $0.38 placeholder | $492 | allowance Equivalent full-length sheets × (5 per sheet on each of two end supports + 3 on each internal support), plus 15% waste. Cyclonic spans are published WITH cyclone washers. |
| Batten to rafter screw | 566.0 | ea | $0.22 placeholder | $125 | allowance 2 per crossing at 900 mm rafter centres. |
| Sealant, neutral cure 300 ml | 10.0 | ea | $12.50 placeholder | $125 | allowance One tube per 22 m². Allowance, not a sourced rate. |
| rainwater | $454 | ||||
| Quad gutter 150 (QLD size) | 38.1 | lm | $8.09 placeholder | $309 | derived, check basis Eave length, horizontal. |
| Downpipe | 7.0 | ea | $20.82 placeholder | $146 | allowance Allowance, not a drainage design: worse of one per 12 m of gutter (4) and plan area / 30 m² catchment (7). Sizing to NCC Part 7.4 / AS 3500.3 for Bundaberg rainfall is the estimator's. |
| labour | $12,145 | ||||
| Lay, flash and batten out | 212.2 | m2 | $34.00 placeholder | $7,216 | derived, check basis True area. This is the line the published supply-and-install $/m² rates actually cover. |
| Strip the existing roof | 198.3 | m2 | $18.00 placeholder | $3,570 | derived, check basis Plan area. |
| Skip and tip fees | 1.0 | ea | $520.00 placeholder | $520 | allowance |
| Install gutters and downpipes | 38.1 | lm | $22.00 placeholder | $839 | derived, check basis Eave length. |
| site | $6,000 | ||||
| Scaffold, two storey | 1.0 | job | $6000.00 placeholder | $6,000 | derived, check basis Two storey: full scaffold. Allowance; access method to be assessed. |
| structure | $4,412 | ||||
| Timber batten 90×45 | 254.7 | lm | $4.20 placeholder | $1,070 | allowance 57 rows across all planes: two end spans at 900 mm and internal spans at 1200 mm, times the average plane width (a triangle's top batten is a point), plus 5% for valleys, plane changes and penetrations. |
| Anticon blanket (1200 roll, 1050 effective cover) | 254.7 | m2 | $9.00 placeholder | $2,292 | allowance True area × 1.2/1.05 for the 150 mm foil tab lost on every lap, plus 5%. |
| Roof safety mesh AS/NZS 4389 | 233.5 | m2 | $4.50 placeholder | $1,051 | allowance True area plus 10% for 150 mm side laps and end ties. |
| Direct cost | $30,773 | ||||
| Overhead 12% of direct cost | $3,693 | ||||
| Margin 20% of the selling price | $8,616 | sell = cost ÷ (1 − margin), not a markup | |||
| QBCC home warranty insurance (banded table, ex GST) | $481 | $529 inc GST from the July 2020 alterations table | |||
| Subtotal ex GST | $43,563 | ||||
| GST 10% | $4,356 | ||||
| Total inc GST, mid scenario, repriced with current settings and rules | $47,919 | stored mid was $47,919 (rules 2026-09-28.2, default settings). The customer saw $46,195 to $50,789. A stored estimate is never rewritten; a difference here means rules or rates changed since. | |||