wbs element

7/28/2019 Wbs Element

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2 Part 1 CASE STUDY 2 3

Extraction Steim System

WBS Element DescriptionWBS Element Title:

600MW Fossil Unit

WBSElement No:

ParentWBSNo: 6.1ParentWBSTitle: Steam System

D. Mitchell

WBS Level:4

WBS Element Description: The scope of this element includes all engineering and designeffort required for the development of the extraction steam system.

Project:

Example 1

Originator:

Revision No:Revision Date:

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Extraction Steam System

W BS ElementDescriptionWBS Elenient Title:

. .

600MW Fossil Unit

I

J. Jones

I

WBS Element No:

Parent WBS No: 6.1Parent WBS Title: Steam System

WBS Element Description: The scope of this element includes all engineering work related

to piping systems, mechamcal equipment, electrical power, instrumentationand control for theextraction steam system. This includes determination of design pressures and temperatures, pipesizes, wall thickness, plpe material, insulationrequirements, pipe supports, and control schemes.The scope ofthis element includes all supporting studies and calculationsusedin determination

of the previously mentioned design definition.

WBS Level:

4

Related Work Excluded

1. Associated supervision (included in WBS Element 3.16)2. System Design Review (included inWBS Element 3.20)3. Engineering input to schedule logic development (included inWBS Element 4.11)

Project:

Example 2

Originator:

Revision No:

Revision Date:Page14Of 27

WBS Element No:

6.1.4


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64 Part 1 CASE STUDY 2.3

I1 originator:

I

WBS Element Description

600MW Fossil Unit

WBS Element Title:Extraction Steam System

Parent WBS No: 6.1Parent WBS Title: Steam System

A. Thompson

WBS Element No:

6.1.4

WBS Level:

4

I

WBS Element Description: The scope ofthis element includes the engineering and deslgn effort forthe extraction steam system, as defined in the control element work products defined below.Svstem DescriotionsSDlOl Extract ion SteamProcurement Packages

NoneDrawings

Control Logic Diagram C L D l O l Extraction Line Control, LP and HP HeatersControl Logic Diagram CLD102-Extraction Line Control, Deaerator P&ID101- Extraction SteamElectrical Elementary Diagram EED 101-Extraction Line Control, LP and HP HeatersElectrical Elementary Diagram EED102-Extraction Line Control, DeaeratorPiping Drawing PDlOl - First, Second & Third Point Extraction Steam PipingPiping Drawing PD102 - Fourth & Fifth Point Extraction Steam PipingPiping Isometric PI101-First, Second & Third Point Extraction steam IsometricPiping Isometric PI1 02-Fourth & Fifth Point Extraction Steam IsometricPipe Supports PS 101-Supports for First, Second &Third Point Extraction Steam PipingPipe Suppo a PSI02-Supports for Fourth& Fifth Extraction Steam PipingCalculations

Pressure drops for Extraction Steam Lines

Related Work Excluded1. Associated supervision (included in WBS Element 3.16)2. System Design Review (included in WBS Element 3.20)3 . Engineering input to schedule logic development and review (included in WBS Element 4.11)

Example 3


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66 Part1 CASE STUDY2.3

WBS Element Description1 WBS Element Title: I WBS Element No:Extraction Steam System

I

600MW Fossil Unit

ParentWSS No: 6.1Parent WSS Title: Steam System

4

R. Smith

WBS Level:

Project:

WBSElement Description: The scope ofthis element includes the engineering and design effortfor the extraction steam system, as defined in the WBS element work products defmed below.

Originator:

I System Descriptions- 1, estimated50 pages longI mcurementPackages- 0

Drawings-73 sheets, as broken down below;

15 sheets control logic diagrams2 sheet P t I D

21 sheets elementav wiring diagram26 sheets piping drawings

5 sheets piping isometrics4 sheets pipe support drawings

Example 5

WBS Element No:6.1.4


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wbs element

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