Analyzing Cost–Time Trade-Offs

Keeping costs at acceptable levels is almost always as important as meeting schedule dates. In this section, we discuss the use of PERT/CPM methods to obtain minimum-cost schedules.

Workers wearing hard hats and reflective vests construct the concrete bed of an electric railway.

People work at the construction site of the electric railway in Dire Dawa, Ethiopia. The first overseas electric railway built to Chinese standards started having its tracks laid in Dire Dawa, Ethiopia, on May 8, 2014. The railway, which will stretch 740 kilometers linking Ethiopian capital Addis Ababa with Djibouti's capital Djibouti, was inaugurated in October, 2016, with a total investment of 4 billion U.S. dollars.

Xinhua / Alamy ...

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