Chapter Nine

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Chapter Nine

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Computer Scheduling

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Computer Scheduling

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Computer Scheduling

– Schedules for most complex construction

projects and many simple ones are created

using a computer .

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– The schedules from past projects can be saved

and used in the future to develop a schedule

for a similar job .

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Computer Scheduling

Computer schedule termsEffective and productive use of CPM techniques for project scheduling requires knowledge of various terms related to the

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knowledge of various terms related to the schedule methods , like:

1- Activity code A value assigned to each activity to help organize the activities into a manageable groups .

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Computer schedule terms (cont.)

2- Base calendarA calendar applies to all of the activities in a project .

3- Constraint

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3- ConstraintA restriction imposed on the start or finish of activity .

4- Data date

The date used as the starting point in the schedule calculation .

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Computer schedule terms (cont.)

5- FilteringSearching through the project activities and showing only the activities

that match specific criteria .

6- Sorting

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6- SortingOrganize the project activities according to a specific format.

7- Summary taskA task representing a general activity of construction .

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Scheduling software

1- Primavera

2- Sure trak project manager

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3- Microsoft project

4- Web-based programs

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Updating a schedule

As the project progresses , tasks may not start and finish exactly as calculated in the planned schedule , periodic updating of the schedule can be performed as soon as as-build information . this

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be performed as soon as as-build information . this information might include actual activity start dates or the percent completion .

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Presenting a schedule

Presentation of the schedule is an important task . effective communication of activity to subcontractor and workers .

presenting the schedule in a clear and concise

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presenting the schedule in a clear and concise format is facilitated by the tremendous graphic capabilities of current computer scheduling software.

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Several useful software features :

1- sorting and filtering

2- global editing

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3- cash-flow analysis

4- resource leveling

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