design quantities — editable, prefilled from designer spec when present
Edit any value to drive the formulas below. Use
↻ reload spec in the top bar to pull fresh numbers from the designer.
project inputs
line items
| group | description | qty formula | qty | unit | $ mat/u | $ lab/u | ext $ |
|---|
markup & overhead
Overhead % of direct
—
Contingency % of direct
—
Tax % on materials
—
Margin % of sell price
—
Markup % on cost
edits above
mode
which drives the other
Overhead and contingency apply to direct cost. Margin is taken on the (direct+OH+contingency+tax) subtotal; markup is the equivalent rate on cost. Tax only applies to the material share.