Detailed chapters on welding, flame cutting, corrosion protection (painting), and thermal insulation. Core Estimating Methodology
Estimates for installing heat exchangers, tanks, and other plant machinery. Ancillary Trades: | Date | Activity | Skilled (#) |
Preview or older versions are often hosted on platforms like Scribd for viewing. Detailed chapters on welding
| Date | Activity | Skilled (#) | Unskilled (#) | Total Mh/day | Duration (days) | | :--- | :--- | :--- | :--- | :--- | :--- | | Day 1-3 | Rebar | 4 | 6 | 80 | 3 | | Day 4-5 | Formwork | 3 | 6 | 72 | 2 | | Day 6 | Pour concrete | 2 | 6 | 64 | 1 | corrosion protection (painting)
Apply these multipliers to base manhours based on conditions.
Each task category contains detailed descriptions, man-hour estimates, and sometimes, sample calculations.