1.040/1.401 1.040/1.401 Project Management Project Management Spring 2007 Spring 2007 Lecture 7 Lecture 7 Dr. SangHyun Lee [email protected][email protected]Department of Civil and Environmental Engineering Department of Civil and Environmental Engineering Massachusetts Institute of Technology Massachusetts Institute of Technology Planning Basics Planning Basics
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1.040/1.401 Project Management Spring 2007 Lecture 7 Dr. SangHyun Lee [email protected] Department of Civil and Environmental Engineering Massachusetts Institute.
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A WBS is a deliverable-oriented grouping of project A WBS is a deliverable-oriented grouping of project components that organizes and defines the total components that organizes and defines the total scope of the projectscope of the project
Work not in the WBS is outside the scope of the projectWork not in the WBS is outside the scope of the project
WBS is usually an operative tool used by contractorsWBS is usually an operative tool used by contractors
First step towards constructing a scheduleFirst step towards constructing a schedule
Central role in project monitoring and controlCentral role in project monitoring and control
WBS: ExampleWBS: Example
Source: Shtub et al., 1994
different summary level
Work PackageWork Package
Lowest levelLowest level
Distinguish from OthersDistinguish from Others
Single Responsible OrganizationSingle Responsible Organization
Assigned Start and FinishAssigned Start and Finish
Assigned BudgetAssigned Budget
Limited DurationLimited Duration
Types of WBSTypes of WBS
Project WBSProject WBS
Operative tool for monitoring and control contractor workOperative tool for monitoring and control contractor work
Contractual WBSContractual WBS
Defines the level of reporting that the seller will provide Defines the level of reporting that the seller will provide the buyerthe buyer
May include less detail than Project WBSMay include less detail than Project WBS
Agreed between owner and contractorAgreed between owner and contractor
Decomposition of necessary resources to perform Decomposition of necessary resources to perform jobjob
Identification & organization of the resources Identification & organization of the resources responsible with carrying out activities responsible with carrying out activities associated with the projectassociated with the project
Used to keep track of specific work assignments Used to keep track of specific work assignments & resource allocations& resource allocations
Breakdown of the costs of the various Breakdown of the costs of the various components of the structure including all work components of the structure including all work done by the subcontractorsdone by the subcontractors
Serves as a basis for subsequent monthly pay Serves as a basis for subsequent monthly pay requests by the contractorrequests by the contractor
Used to continuously compare costs as they Used to continuously compare costs as they actually occur with the budgetactually occur with the budget