WO-2026-0017
Cut & machined Assembly11 × Discovery Bench with Tubs – Birch · for SO-2026-0400 (St Andrew's College)
Planned › Cut & machined › On the bench › Finishing › Complete
Due 20 Aug 2026 · in 3 days
Pick list — 11 off the bill of material
Every quantity here is the bill multiplied out. Running the build takes them out of stock.
| Code | Material | Required | Issued | On hand | Unit cost | Line cost |
|---|---|---|---|---|---|---|
| MAT-BP18-BB | Birch plywood 2440×1220 × 18mm BB/BB | 13.2 sheet | 13.2 | 166 | $218.50 | $2,884.20 |
| MAT-BP12-BB | Birch plywood 2440×1220 × 12mm BB/BB | 5.5 sheet | 5.5 | 15 | $152.00 | $836.00 |
| MAT-BIR-EDG | Birch edging tape 22mm, per lineal m | 165 lm | 165 | 2,011 | $2.95 | $486.75 |
| FIN-OIL-CL | Hardwax oil, clear, low-tox — per litre | 4.07 L | 4.07 | 79.43 | $62.50 | $254.38 |
| FIN-SAND-120 | Abrasive belt 120 grit | 7.04 ea | 7.04 | 29 | $8.90 | $62.66 |
| HW-CONF-50 | Confirmat screw 7×50 | 517 ea | 517 | 12,195 | $0.18 | $93.06 |
| HW-GLIDE | Felt glide, screw-in | 44 ea | 44 | 644 | $0.95 | $41.80 |
| PKG-CTN-L | Carton, large, double wall | 11 ea | 11 | 754 | $7.20 | $79.20 |
| PKG-CORNER | Corner board, per lineal m | 44 lm | 44 | 1,362 | $0.85 | $37.40 |
| Materials | $4,775.44 | |||||
Bench time booked
Each booking costs at the rate of the bench that did the work — CNC is dearer than sanding
| When | Who | Bench | At stage | Minutes | Rate / h | Cost |
|---|---|---|---|---|---|---|
| 11 Aug 2026, 10:55 am | Wiremu Ngata | CNC Router | Cut & machined | 715 | $115.00 | $1,370.42 |
| 12 Aug 2026, 10:10 am | Pete Rasmussen | Edging | Cut & machined | 321 | $88.00 | $470.80 |
| Total | 1,036 | $1,841.22 | ||||
What this actually costs to make
Materials plus the bench time, per unit
$601.51
each, over 11 in this batch
- Materials
- $4,775.44
- Booked labour
- $1,841.22
- Batch cost
- $6,616.66
List price each $783.00
Margin each $181.49 · 23%
The materials half comes off the bill on its own. The labour half only exists because the time is booked against the job as it moves — without it, the cost of a piece is the plywood and nothing else.
Where the time went
| CNC Router | 11 h 55 min | $1,370.42 |
| Edging | 5 h 21 min | $470.80 |
Job details
- Making
- 52418-11 Birch
- Batch
- B-260157
- Raised
- 17 Aug 2026
- Due
- 20 Aug 2026
- Planned time
- 46 h 45 min
- Booked time
- 17 h 16 min -63%
- Owner
- Dave Kuiper
Book bench time
Costed at the rate of the bench that did the work.