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Fundamentals of Scheduling

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Purpose of a Project

The purpose of a project is to bringabout change

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Fundamentals

Scheduling Philosophy

Scheduling Terms and Denitions

Types of Schedules

Relationships

Resources

When you dont know where you are going, it is hard to tell

when you get there. Yogi Berra

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Scheduling Philosophy

Why do you schedule?

What do you schedule?

When do you schedule?

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Scheduling Philosophy(contd!

Why do you schedule?

"etter manage the project

#ontrol change

Satisfy customer or contractualre$uirements

%onitor and measure progress against

goals

A schedule is a formalized method ofmanaging time and resources

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Scheduling Philosophy(contd!

What do you schedule?

%ilestones

&cti'ities re$uired by contract or

customer &cti'ities criticalto the performance of

the project

#hanges to the original plan

A simple schedule that is used is far morevaluable than the most detailed schedulecreated to satisfy a contractualrequirement!

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Scheduling Philosophy(contd!

When do you schedule?

Prior to or at the beginning of aproject) This schedule is referred to asthe *baseline+

&t periodic inter'als during theproject) This is commonly referred to

*updating+ ,f there are changes in the scope of

the project

,f the project is substantially behindor ahead of the baseline

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Even if youre on the right track, youll get run over if

you just sit there. Will Rogers

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Scheduling Terms andDenitions

#ommon scheduling terms and -hatthey mean Project

&cti'ity (Schedule or Tas.!

Duration

Relationship

"ar #hart (/antt!

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Scheduling Terms and Denitions

(contd!

0ag

#ritical Path

%ilestone

Float

Wor. brea.do-n Structure (W"S!

Resource

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Scheduling Terms and Denitions

(contd!

Project & project is nite it has a specic

beginning and endpoints

& project contains resources typicallytime money and people

& project is measurable

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Scheduling Terms and

Denitions (contd! &cti'ity (Schedule or Tas.!

The acti'ity is the basic building bloc.of a schedule

&n acti'ity denes a measurable$uantity of -or.

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Scheduling Terms and Denitions

(contd!

Duration %easurable unit to perform an

acti'ityTypically durations are in -or. hours

or -or. days

RelationshipThe interdependency of one acti'ity

to another

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Scheduling Terms andDenitions (contd!

"ar #hart (/antt!

/raphical representation of a groupof acti'ities ma.ing up a projectrepresented by bars along thehori1ontal time a2is) Sho-s durationand planned se$uence of acti'ities

0ag

The time associated in therelationship bet-een t-o acti'ities)For example, stripping forms can notbe completed until 10 days afterconcrete is placed. n this case,there is a 10 day lag beteen the

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Scheduling Terms and Denitions

(contd!

#ritical Path

The path orpaths-hich are the seriesof acti'ities ha'ing 1ero 3oat and must

be completed on their scheduled datesor the project is in jeopardy

%ilestone

& point in time that signies either the

beginning or the end of a series ofrelated acti'ities) & milestone has 1eroduration