Structural steelwork erection

Prefabrication and possibly site erection of structural steelwork... 

If they are to be in steel, a common arrangement is for the EPCM contractor to carry out the basic design, and then engage a specialized construction contractor to do the detailed design, procure the material, produce the shop drawings, prefabricate and then to erect the structural steelwork on site. Secondary structures can include ... 

These items are generally defined as standard configurations in a specification with supporting drawings prepared by the EPCM contractor. They may be designed in detail, prefabricated and site erected as part of the contract for primary structural steelwork. However, secondary structures associated with an item of equipment, such as a column or a furnace, will normally be supplied and erected as part of that equipment. In the case where a construction contractor is responsible for a complete building covering all disciplines, steelwork prefabrication and erection may be the subject of a subcontract. 

Aluminium-sprayed steel windows in Sheffield remained in good condition some 17 years after erection. Aluminium-sprayed coating on a steel structure at a steelworks in Sheffield is intact after service for 34 years with paint maintenance at approximately 10-year intervals. 

The hazards to be considered and controlled during the steel erection process include falls of people and material, the potential for structural collapse through temporary instability, the manual handling and slinging of the steelwork, and the means of lifting it into place. 

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