WO-2026-0023
On the bench Assembly4 × Discovery Bench with Tubs – Sage · for SO-2026-0398 (Greymouth Main School)
Planned › Cut & machined › On the bench › Finishing › Complete
Due 07 Sep 2026 · in 21 days
Pick list — 4 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 | 4.8 sheet | 4.8 | 166 | $218.50 | $1,048.80 |
| MAT-BP12-BB | Birch plywood 2440×1220 × 12mm BB/BB | 2 sheet | 2 | 15 | $152.00 | $304.00 |
| MAT-BIR-EDG | Birch edging tape 22mm, per lineal m | 60 lm | 60 | 2,011 | $2.95 | $177.00 |
| FIN-OIL-SG | Hardwax oil, sage tint — per litre | 1.48 L | 1.48 | 64 | $68.50 | $101.38 |
| FIN-SAND-120 | Abrasive belt 120 grit | 2.56 ea | 2.56 | 29 | $8.90 | $22.78 |
| HW-CONF-50 | Confirmat screw 7×50 | 100 ea | 100 | 12,195 | $0.18 | $18.00 |
| HW-GLIDE | Felt glide, screw-in | 28 ea | 28 | 644 | $0.95 | $26.60 |
| PKG-CTN-L | Carton, large, double wall | 4 ea | 4 | 754 | $7.20 | $28.80 |
| PKG-CORNER | Corner board, per lineal m | 16 lm | 16 | 1,362 | $0.85 | $13.60 |
| Materials | $1,740.96 | |||||
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 |
|---|---|---|---|---|---|---|
| 07 Aug 2026, 10:00 am | Anahera Wilson | Sanding | On the bench | 120 | $82.00 | $164.00 |
| 13 Aug 2026, 1:45 pm | Jess Mattingly | CNC Router | Cut & machined | 342 | $115.00 | $655.50 |
| 17 Aug 2026, 7:35 am | Cam Bishop | Assembly | On the bench | 294 | $94.00 | $460.60 |
| 17 Aug 2026, 1:25 pm | Pete Rasmussen | Edging | Cut & machined | 107 | $88.00 | $156.93 |
| Total | 863 | $1,437.03 | ||||
What this actually costs to make
Materials plus the bench time, per unit
$794.50
each, over 4 in this batch
- Materials
- $1,740.96
- Booked labour
- $1,437.03
- Batch cost
- $3,177.99
List price each $798.00
Margin each $3.50 · 0%
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 | 5 h 42 min | $655.50 |
| Assembly | 4 h 54 min | $460.60 |
| Sanding | 2 h | $164.00 |
| Edging | 1 h 47 min | $156.93 |
Job details
- Making
- 52418-12 Sage
- Batch
- B-260163
- Raised
- 31 Jul 2026
- Due
- 07 Sep 2026
- Planned time
- 17 h
- Booked time
- 14 h 23 min -15%
- Owner
- Dave Kuiper
Book bench time
Costed at the rate of the bench that did the work.