Chapter $3$ Project Scheduling and Crashing

You are the proj ectmanager at Wonderful Creations. You are responsibl $e$ for production of toys to have them ready for the holiday rush. Your boss assigned you the proj ect because you are reliable and make things happen. Normal production time for activities are as follows.

$\backslash$table$[[,,\backslash$table$[[$Nomal$],[$Days$]],\backslash$table$[[$Normal$],[$Cost$]],$Crash Cost,$\backslash$table$[[$Maximum$],[$Crash Time$]],\backslash$table$[[$Crah cost per$],[$period$]]],[$A$,-,8,1200,1800,2,],[$B$,$A$,2,2400,2500,1,],[$C$,$A$,4,400,500,1,],[$D$,$B$,5,1600,1600,0,],[$E$,$B$,5,100,1300,2,],[$F$,$C$,5,1600,1850,2,],[$G$,$E$,$F$,2,1250,1900,1,],[$H$,$D$,3,500,700,1,],[$I$,$G$,$H$,6,800,1200,2,]]$

a$)$ Draw the project network using AON.

b$)$ Idertify the critical path.

c$)$ What is the expected projectlength?

d$)$ Draw a Gantt chart for the project.

Your boss decided to avoid supply chain distuptions that he wants production $3$ days ahead of the normal production time. He provi ded funding for modifi cations to the production equipm ent to accelerate production. Time estimates for the modifications are as follows.

e$)$ What is the cost for reduring the project by $3$ days?

To crash the project, you will lave to draw the networkd ingmm each time you crash the project by a day. The purpose is to be sure you have identified all of the critical paths. If you have multiple critical paths, when you crash activities, you must crash on all critical paths.