Why might there be multiple foremen on one work site? 1. There is a shortage of workers and foremen are responsible for filling in the gaps. 2. There are multiple construction managers who need to be supervised.
3.Construction crews work best when the number of foremen equals the number of workers.
4. The project involves multiple trades with different crews specializing in each trade.

A)-in the process of engineering design, explain the contribution of material selection. b)- explain the procedure of synthesis as is employed in engineering design. c)- is there any relationship between ergonomics and engineering design? explain. d)- safety consideration in engineering design includes human, product and the enviroment . explain how safety will be incorporated into the design?