Question

(30%Juana Pueblo is the owner ofJPPR Construction, a Activity Description company that specializes in the construction of single-family residences and small office buildings. She wants to apply project scheduling techniques to one of the homebuilding project she will be undertaking in the near future, Juana hasRough plur identified each of the major activities required for this projectD Frame and has estimated how much time each activity will require Finis The table at the right summarizes this information along withInstall HVAC the precedence relationships among the activities. Time Immediate d um on lays) predecessors None A Excavate B Lay foundation 14 13 GRough electricity 12 14 10 10 C, E, F,G H Sheetrock a) (10%) Represent this construction project using an activity-on-are network. Draw this network below. Write on each arc, the activity and its duration. For example I Install cabinets Paint K Final plumbing L Final electric F: 5 K, L Make sure that your network shows all the interdependency of the activities (A, B, C, .. M) of the project. You may need to use a few dummy activities to assure the proper sequence of activities. M Install flooring

Answer 1

K:g 1 2. : 6 A: 6 B:8 6 F:8 3 2 ID:0 D: 21 mmy Activiケ2 f and-tike 0 days.

s to complete Explanah'or aind tukes 6 days to s the stor process and tak 2) Ackuity 8 sto andD won't stost unless achty B is completed Achivity 8 w uoon't stut unless achvity A is completed ctivity C a 4) For acivi cre dvacon after D s houle be completed . Hen the Aenvity н to get ston , athnhes c,E, F and h should be completed But, E F, and C are the outcomes after acthvity D and from some node Hence , we γequire 2 dummy acho ties Comp leted 7) enn/y K and L de pends on activity T, and了res pective to get stonted Final achity M, depends on complehon of bo Th activiわes K and L to get Staz?ed