Direct engineering costs include: labor, materials and machinery.
Measures include: environmental protection fee, civilized construction measures fee, safety construction fee, temporary facilities fee, night construction fee, secondary handling fee, large-scale mechanical equipment entry and exit and installation fee, concrete and reinforced concrete formwork and support fee, scaffolding fee, completed project and equipment protection fee, construction drainage and precipitation fee.
Indirect expenses consist of handling fees and enterprise management fees.
Expenses include: project sewage charges, project quota determination fees, social security fees (old-age insurance, unemployment insurance, medical insurance), housing accumulation fund, and accidental injury insurance for dangerous operations.
Enterprise management fees include: managers' salaries, office expenses, travel and transportation expenses, fixed assets use fees, tools and appliances use fees, labor insurance fees, trade union funds, staff education funds, property insurance fees, financial fees, taxes and others.
Further reading: How to buy insurance, which is good, and teach you how to avoid these "pits" of insurance.