CE413 Assignment #5 CE413 CONSTRUCTION METHODS 1. Calculate the normal, least-cost, and crash durations for the following project. Also, calculate the cost associated with each duration. Indirect costs are $100 per day. Please use the end of day convention. Activity Duration (Days Predecessors Cost ($) Normal Crash Normal Crash A 7 5 500 640 B A 6 550 UI 630 C A 8 5 800 935 D B 10 7 1,200 1,440 E B. C 6 4 600 700 C W 500 590 D. F 700 1,000 E. F NAN 650 950 G. H N 300 3002. A contractor has a ve-month project with the expected direct costs as follows: 1'\" month - $25.000. 2"" month - $40.000. El"ll month - $65.000. 41" month - $80.000. and 5"' month - $30.000. It is assumed that {1) the monthly indirect cost is $6.000; (b) retainage is 10% for the rst three months. and 0% thereaer; (c) the markup is 25%; and. (d) the monthly interest rate is 1%. The contractor submits payment requests at the end of each month. and payments are received at the end of the next month. The accumulated retainage will be paid to the contractor with the last payment. 1) Create an overdraft calculation table. 2) Draw an overdraft prole plot