I. Gannt Chart. Contractors for a building restoration project will have to do the following: For the precedence relationships of the activities, assume the following: 1. The wall/ceiling activities, the flooring activities, and the exterior activities are listed in the order in which they are to be performed. 2. Cleaning and repairing the removing the old carpeting, and sanding and repairing the exterior must precede any painting activity (interior and exterior). 3. The walls/ceilings must be painted before the hardwood flooring is installed, stained, and sealed. 4. All painting (interior and exterior) must be completed before new rugs and carpet runners are installed. 5. Stripping the wallpaper, removing the old carpeting, and sanding and repairing the exterior may all start at the same time. Wall/Ceiling Activities A Strip the existing wall paper B Clean and repair the walls/ceilings C Paint the walls/ceilings walls/ceilings, Flooring Activities D Remove old carpeting E Lay a floor foundation F Install, stain, and seal hardwood flooring G Install rugs and carpet runners Exterior Activities H Sand and repair outside wood surfaces I Paint the exterior a. If the estimated time of each wall/ceiling activity is two weeks, the estimated time of each flooring activity is one week, and the estimated time of each exterior activity is three weeks, fill out the Immediate Predecessor/s column in the table below and draw the Gannt Chart corresponding to this project. Weeks after start Immediate O 1 2 3 4 5 6 7 8 9 10 Activity Predecessor/s A В C D E F G H I b. What is the expected project completion time? c. Which are the critical activities?
I. Gannt Chart. Contractors for a building restoration project will have to do the following: For the precedence relationships of the activities, assume the following: 1. The wall/ceiling activities, the flooring activities, and the exterior activities are listed in the order in which they are to be performed. 2. Cleaning and repairing the removing the old carpeting, and sanding and repairing the exterior must precede any painting activity (interior and exterior). 3. The walls/ceilings must be painted before the hardwood flooring is installed, stained, and sealed. 4. All painting (interior and exterior) must be completed before new rugs and carpet runners are installed. 5. Stripping the wallpaper, removing the old carpeting, and sanding and repairing the exterior may all start at the same time. Wall/Ceiling Activities A Strip the existing wall paper B Clean and repair the walls/ceilings C Paint the walls/ceilings walls/ceilings, Flooring Activities D Remove old carpeting E Lay a floor foundation F Install, stain, and seal hardwood flooring G Install rugs and carpet runners Exterior Activities H Sand and repair outside wood surfaces I Paint the exterior a. If the estimated time of each wall/ceiling activity is two weeks, the estimated time of each flooring activity is one week, and the estimated time of each exterior activity is three weeks, fill out the Immediate Predecessor/s column in the table below and draw the Gannt Chart corresponding to this project. Weeks after start Immediate O 1 2 3 4 5 6 7 8 9 10 Activity Predecessor/s A В C D E F G H I b. What is the expected project completion time? c. Which are the critical activities?
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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Transcribed Image Text:I. Gannt Chart.
Contractors for a building restoration project
will have to do the following:
For the precedence relationships of the activities,
assume the following:
1. The wall/ceiling activities, the flooring activities,
and the exterior activities are listed in the order in
which they are to be performed.
2. Cleaning and repairing the walls/ceilings,
removing the old carpeting, and sanding and
repairing the exterior must precede any painting
activity (interior and exterior).
3. The walls/ceilings must be painted before the
hardwood flooring is installed, stained, and
sealed.
4. All painting (interior and exterior) must be
completed before new rugs and carpet runners are
installed.
5. Stripping the wallpaper, removing the
carpeting, and sanding and repairing the exterior
may all start at the same time.
Wall/Ceiling Activities
A Strip the existing wall paper
B Clean and repair the walls/ceilings
C Paint the walls/ceilings
Flooring Activities
D Remove old carpeting
E Lay a floor foundation
F Install, stain, and seal hardwood flooring
G Install rugs and carpet runners
Exterior Activities
H Sand and repair outside wood surfaces
I Paint the exterior
old
a. If the estimated time of each wall/ceiling activity is two weeks, the estimated time of each flooring activity is
one week, and the estimated time of each exterior activity is three weeks, fill out the Immediate
Predecessor/s column in the table below and draw the Gannt Chart corresponding to this project.
Weeks after start
Immediate
Activity
Predecessor/s 0
1
2
3
4
5
7
8
10
A
C
E
F
G
H
I
b. What is the expected project completion time?
c. Which are the critical activities?
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