For small additions to buildings or for partitioning in commercial contracts, allow extra time to the give rate - up to 50% as required. Better to have more time than less.
For a feasibility study, your Carpentry breakdown is 45% labour, 55% materials and 0% fixed costs.
Plate
75mm x 50mm
100mm x 50mm
150mm x 50mm
Stud
75mm x 50mm
100mm x 50mm
150mm x 50mm
Jack stud
75mm x 50mm
100mm x 50mm
150mm x 50mm
Noggin/Dwangs
75mm x 50mm
100mm x 50mm
150mm x 50mm
Lintels
100mm x 100mm
150mm x 100mm
200mm x 100mm
250mm x 100mm
Bracing
Metal angle diagonal bracing
Plywood sheet bracing checked in flush
Plywood sheet bracing fixed over framing