These fields and trades include real estate, architecture, drafting, engineering, cost estimating, procurement, project oversight, surveying, masonry, concrete, mechanical installations, plumbing, welding, electrical, carpentry, heavy - equipment operation and maintenance, landscaping, and the finishing trades.
Ini mencakup orang - orang yang ahli di bidang properti, arsitektur, gambar, rancang bangun, perkiraan biaya, pembelian, pengawasan, survei, pemasangan batu, mengecor, mekanikal, perpipaan, mengelas, listrik, kayu, pengoperasian dan pemeliharaan alat - alat berat, taman, dan pekerjaan perampungan tahap akhir.