-
1.040/1.401Project ManagementSpring 2007
Lecture 7Dr. SangHyun [email protected] of Civil and
Environmental EngineeringMassachusetts Institute of Technology
Planning Basics
-
Project Management PhaseFEASIBILITYCLOSEOUTDEVELOPMENTOPERATIONS
Fin.&Eval.RiskEstimatingPlanningDESIGNPLANNING Organization
-
Outline Planning Hierarchical Project StructuresWork Breakdown
StructureOrganization Breakdown StructureCost Breakdown
Structure
-
Planning ComponentsWhat: Work Breakdown StructureHow: Plans and
SpecificationsWho: Organization Breakdown StructureHow much: Cost
Breakdown Structure (via estimate)When: Schedule
-
Outline Planning Hierarchical Project StructuresWork Breakdown
StructureOrganization Breakdown StructureCost Breakdown
Structure
-
Work Breakdown StructureA WBS is a deliverable-oriented grouping
of project components that organizes and defines the total scope of
the projectWork not in the WBS is outside the scope of the
projectWBS is usually an operative tool used by contractorsFirst
step towards constructing a scheduleCentral role in project
monitoring and control
-
WBS: ExampleSource: Shtub et al., 1994different summary
level
-
Work PackageLowest levelDistinguish from OthersSingle
Responsible OrganizationAssigned Start and FinishAssigned
BudgetLimited Duration
-
Types of WBSProject WBSOperative tool for monitoring and control
contractor workContractual WBSDefines the level of reporting that
the seller will provide the buyerMay include less detail than
Project WBSAgreed between owner and contractor
-
Functional Approachlevel 0
level 1
level 2
level 3
level 4
level 5GAS-STEAM COMBINED POWER PLANT
MAIN FUNCTIONS OF PLANTUNITSGASINTERFACESSTEAMTURBINECOMPRESSION
STATIONGENERATORCOMPRESSORSENCLOSUREGAS TREATMENTSUB-UNITS
WORK PACKAGESITEMSCOMPRESSOR 1FOUNDATIONSCOMPRESSOR
2DESIGNINSTALLATIONPROCUREMENT
-
Physical Space ApproachProjectMain building1st
floorStructuresPlumbingsElectricalHVAC2nd floorService
buildingStructuresPlumbingsElectricalHVAC
-
Procedure ApproachProjectFeasibilityDesignBasicDetailBid
documentsShop drawingsBidConstructionFoundations subcontractMain
buildingPilesConcrete foundationsService buildingPilesConcrete
foundationsSteel erectionFinishingsCommissioning
-
WBS: CSI Master Format - Example Source: Schaufelberger et al.,
2002Sample
-
Outline Planning Hierarchical Project StructuresWork Breakdown
StructureOrganization Breakdown StructureCost Breakdown
Structure
-
Organization Breakdown StructureDecomposition of necessary
resources to perform jobIdentification & organization of the
resources responsible with carrying out activities associated with
the projectUsed to keep track of specific work assignments &
resource allocations
-
Organization Breakdown StructureProject resourcesProject
management teamProject managerConstruction superintendentField
superintendentOffice managerSchedulerAccounter/controllerField
engineerConstruction
forceWorkerSubcontractorElectricalPlumbingInsulationTankageRoads
-
OBS/WBS LinkagesSource: Shtub et al., 1994
-
Outline Planning Hierarchical Project StructuresWork Breakdown
StructureOrganization Breakdown StructureCost Breakdown
Structure
-
Cost Breakdown Structure (CBS)Breakdown of the costs of the
various components of the structure including all work done by the
subcontractorsServes as a basis for subsequent monthly pay requests
by the contractorUsed to continuously compare costs as they
actually occur with the budget
-
Cost Breakdown Structure (CBS)Source: Shtub et al., 1994
-
Two Main ApproachesCBS = WBSCBS is the project cost control
structureCBS WBSCBS is the corporate multi-project cost control
structureUsually the case of a firm that has an integrated cost
control system
-
Diverse CombinationsWBS + OBS: Task assignmentsCBS + OBS: Budget
monitoring of crews, etc.OBS + Schedule: Time-specific crew
assignmentsCBS + Schedule: Cost monitoring
