G1001. Estimates of engineering costs, (petro)chemical
G1001. Estimates of engineering costs, (petro)chemical
Type of work | Specifics | Percentage by | |
---|---|---|---|
New | Modification | ||
Manufacturing / process installations | Onshore | 12 - 20% | 20 - 30% |
Underground infrastructure | Distribution lines | 8 - 12% | 10 - 14% |