Project Scheduling and Crashing

Recall the four stagesProject Definition and ConceptualizationProject Planning and BudgetingProject Execution and ControlProject Termination and Closeout

Recall the four core knowledge areas

Recall the four facilitating knowledge areas

Recall the four project player types

Recall five processes within the scope knowledge area1. Project Initiation2. Scope Planning3. Scope Definition4. Scope Verification5. Scope Change Control

Now we get into the Time Management Knowledge AreaActivity definitionActivity sequencingActivity duration estimatingSchedule developmentSchedule control

Activity DefinitionDecompositionWhat has to happen in order to create a WBSComposition from the bottom upUse of a templateA list from a previous project that is similar

Consider the 2004 Construction EstimatorExcavationFoundationFlatworkBrick hearth & veneerRough hardwareFinish hardwareRough lumberFinish lumberRough carpentry laborFinish carpentry labor

Rough carpentry laborFinish carpentry laborCountertopsCabinetsInsulationRoofingPaintingShower & tub

Activity SequencingInterview CIOInterview Manager AInterview Manager BInterview Manager CInterview Manager DCompile interview data and analyzePrepare reportPrepare and deliver presentation

Sequence RelationshipsFinish/StartStart/StartFinish/FinishStart/Finish

Project NetworksActivity on nodeMost popularActivity on arrowNot used

From project networks, we determineThe project durationThe critical pathTasks on the critical pathTasks not on the critical pathSlack associated with non-critical tasksEarliest start, earliest finish, latest start and latest finish times

Tabular format

The AON NetworkA/5D/20B/10E/5F/10C/5

The AOA Network

Start and Finish DatesES EF

N/K

LS LF

NotationES earliest start for the node, assumed to be at the beginning of the dayEF earliest finish for the node, assumed to be at the end of the dayLS latest start for the node, assumed to be at the beginning of the dayLF latest finish for the node, assumed to be at the end of the dayN -- the label of the node (task, step, activity)K -- the duration of the node ( number following the slash)

Start and Finish DatesES EF

N/K

LS LF

Precedence RelationsWith FS (FINISH/START) relationships, a successor activity does not start until all of its predecessors are

Example 1A/6B/7C/8D/10

Example 2A/6B/7C/8D/10

Example 3