Question: two changes are made: (i) Activity D, Pour Concrete and Install Frame 5 weeks, instead of 4 weeks; (ii) Activity H, Inspect and Test 3

two changes are made: (i) Activity D, Pour Concrete and Install Frame 5 weeks, instead of 4 weeks; (ii) Activity H, Inspect and Test 3 weeks, instead of 2 weeks. Do the Revised Project Network Problem completely, show network figure, a table showing (ES, EF, LF, LS, ST), Critical Path, and Project Duration.

two changes are made: (i) Activity D, Pourtwo changes are made: (i) Activity D, Pour

Immediate Predecessors A Activity Description A Build internal components B Modify roof and floor C Construct collection stack D Pour concrete and install frame E Build high-temperature burner F Install pollution control system G Install air pollution device H Inspect and test A, B D, E F, G Activity A B Time (weeks) 2 3 2 4. I G D E F Description Build internal components Modify roof and floor Construct collection stack Pour concrete and install frame Build high-temperature burner Install pollution control system Install air pollution device Inspect and test Total Time (weeks) 4 3 5 2 25

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