angatudole680 angatudole680

11-01-2024
Mathematics

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Activity A >> B COE D FGHL 5. Listed in the table are the activities and sequencing necessary for a maintenance job on the heat exchangers in a refinery J Description Dismantle pipe connections Dismantle heater, closure and floating front Remove tube bundle Clean bolts Clean heater and floating head front Clean tube bundle Clean shell Replace tube bundle Prepare shell pressure test Prepare tube pressure test and reassemble Required: 1. Construct the network diagram Predecessor Time 2. Identify the critical activities and Critical Path 2. Find the project duration activity A BBB C C F,G D,E,HI
3 4 7 5 3 7 9 8 2 4 7

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