BMGN_N470_LO3_2014-15-sem1 - Part 1-AON,AOA

8/17/2019 BMGN_N470_LO3_2014-15-sem1 - Part 1-AON,AOA

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PowerPoint Presentation by Charlie Cook PowerPoint Presentation by Charlie Cook CopyrightCopyright ©© 2006 The McGraw-Hill Companies. ll rights reser!e".2006 The McGraw-Hill Companies. ll rights reser!e".

THE MANAGERIAL PROCESS Clifford F. GrayEric W. Larson

Third Edition

Pr ojec tManagementPr ojec tManagement

LO 03: Developing a Project PlanLO 03: Developing a Project Plan


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Developing the Project PlanDeveloping the Project Plan

• The Project Network – flo! chart that graphically depicts the sequence,

interdependencies" and start and finish ti#es of the project

jo$ plan of activities that is the critical path thro%gh the

net!or&.

•Provides the basis for scheduling labor and equipment.

•Enhances communication among project participants.

•Provides an estimate of the project’s duration.

•Provides a basis for budgeting cash fow.

•Identies activities that are critical.

•Highlights activities that are “critical” and can not be delayed.

•Help managers get and stay on plan.


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Fro' (ork Package to NetworkFro' (ork Package to Network )starting *ro' (+ )starting *ro' (+

Will select the lo!est level of a delivera$le – E'. circ%it $oard


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Fro# Wor& Pac&age to (et!or&Fro# Wor& Pac&age to (et!or&

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W)*+Wor& Pac&ages to (et!or& – E'a#ple on circ%it $oard


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W)*+Wor& Pac&ages to (et!or& ,cont-d


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Constr%cting a Project (et!or&Constr%cting a Project (et!or&

• Ter#inology –2ctivit: an ele#ent of the

project that re/%ires ti#e.

–4erge 2ctivit: an activity thathas t!o or #ore preceding

activities on !hich it depends.

–Parallel /5oncurrent1 2ctivities:

ctivities that can occ%rindependently and" if desired" not

at the sa#e ti#e.

2

5

+ D


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Constr%cting a Project (et!or& ,cont-dConstr%cting a Project (et!or& ,cont-d

• Ter#inology –Path: a se/%ence of connected" dependent activities.

–5ritical path: the longest path through the activit

network that allo!s for the co#pletion of all project0related

activities on ti#e. 1s the longest e'pected ti#e in !hich the

entire project can $e co#pleted. Delays on the critical path !ill

delay co#pletion of the entire project.

5

2 + D

2ssu'es that 'ini'u' o* 2 6 + 7 'ini'u' o* 5 in length o* ti'es to co'plete

activities ) then the critical path is 28+85


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Constr%cting a Project (et!or& ,cont-dConstr%cting a Project (et!or& ,cont-d

• Ter#inology –$vent: a point in ti#e !hen an activity is started or

co#pleted. 1t does not cons%#e ti#e.

–+urst 2ctivit: an activity that has #ore than one

activity i##ediately follo!ing it ,#ore than onedependency arro! flo!ing fro# it.

• T!o pproaches

–2ctivit8on8Node ,2(

•ses a node to depict an activity.

–2ctivit8on82rrow ,2

•ses an arrow to depict an activity

!in "#" nodes become events$

+

D

2 5


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)asic 3%les to Follo! in Developing)asic 3%les to Follo! in Developing

Project (et!or&sProject (et!or&s

• (et!or&s typically flo! fro# left to right.

• n activity cannot $egin %ntil all of its activities are

co#plete.

• rro!s indicate precedence and flo! and can cross over

each other.

• 1dentify each activity !ith a %ni/%e n%#$er 4 this n%#$er

#%st $e greater than its predecessors.

• Looping is not allo!ed.

• Conditional state#ents are not allo!ed.

• 5se co##on start and stop nodes.


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ctivity0on0(ode F%nda#entals ctivity0on0(ode F%nda#entals

F!"#$ -&9


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ctivity0on0(ode F%nda#entals ,cont-d ctivity0on0(ode F%nda#entals ,cont-d

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Precedence 3elationshipsPrecedence 3elationshipstart to tarttart to tart /1/1

The direction of the arro!

defines !hich tas& is thepredecessor and !hich is

the s%ccessor.

Tas&s and ) #ay start at the sa#e

ti#e" )*t the s%ccessor ,) cannot

start %ntil the predecessor ,

$egins.

Tas& )

Tas&


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Precedence 3elationshipsPrecedence 3elationshipsFinish to FinishFinish to Finish /FF1/FF1

Tas&s and ) #ay end at the

sa#e ti#e" )*t the s%ccessor

,) cannot finish %ntil the

predecessor , finishes

Tas& )

Tas&


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Precedence 3elationshipsPrecedence 3elationshipstart to Finishtart to Finish

Tas& #%st start $efore

Tas& ) can finish ,seldo#

%sed. Tas& )

Tas&


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8oll )%siness Center 8oll )%siness Center 9Partial (et!or&9Partial (et!or&

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8oll )%siness Center 8oll )%siness Center 9Co#plete (et!or&9Co#plete (et!or&

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(et!or& Co#p%tation Process(et!or& Co#p%tation Process

• For!ard Pass 9 $arliest i'es –:o! soon can the activity start; ,earl start9E*

–:o! soon can the activity finish; ,earl *inish9EF

–:o! soon can the project finish; ,e;pected ti'e9ET

• )ac&!ard Pass 9 Latest i'es

–:o! late can the activity start; ,late start9L*

–:o! late can the activity finish; ,late *inish9LF

–Which activities represent the critical path;

–:o! long can it $e delayed; ,slack or *loat9*L


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(et!or& 1nfor#ation(et!or& 1nfor#ation

2+L$ -&9


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ctivity0on0(ode (et!or& ctivity0on0(ode (et!or&

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For!ard Pass Co#p%tationFor!ard Pass Co#p%tation

Going for!ard – fro# 2 to =

• dd activity ti#es along each path in the net!or&

,$ 6 Duration > $F.

• Carry the earl *inish /$F1 to the ne't activity!here it ?eco'es its earl start /$1 #nless$

• The ne't s%cceeding activity is a #erge activity" in

!hich case the largest $F o* all preceding

activities is selected.

• First $ can ?e equal to 0 /$>01 or di**erent as

stated ? the project ?ene*iciar&


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ctivity0on0(ode (et!or& For!ard Pass ctivity0on0(ode (et!or& For!ard Pass

F!"#$ -&-


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)ac&!ard Pass Co#p%tation)ac&!ard Pass Co#p%tation

Co#ing $ac& – $ac&!arding – fro# = to 2 *%$tract activity ti#es along each path in the net!or&

,LF 8 Duration > L.

• Carry the late start /L1 to the ne't activity !here it$eco#es its late *inish /LF1 #nless

• The ne't s%cceeding activity is a ?urst activit" in !hich

case the s'allest LF of all preceding activities is

selected.

• Last LF can ?e equal to $F /LF>$F1 or di**erent as

stated ? the project ?ene*iciar&


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Deter#ining *lac& ,or FloatDeter#ining *lac& ,or Float

• *lac& ,or Float –The a#o%nt of ti#e an activity can ?e delaed a*ter

the start of a longer parallel activity or activities.

• Total slac&

–The a#o%nt of ti'e an activit can ?e delaedwithout delaing the entire project.

• The critical path is the net!or& path,s that has

,have the least slack in co''on.


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1llogical Loop1llogical Loop

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8oll Center Project< (et!or& 1nfor#ation8oll Center Project< (et!or& 1nfor#ation

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BMGN_N470_LO3_2014-15-sem1 - Part 1-AON,AOA

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