Question 2 Your company has been awarded a contract to erect 124 pylons for an electricity company. The table below shows the sequential activities involved in the construction of each pylon together with the estimated labour hours and optimum number of operatives for each activity. The handover rate specified is six pylons per week and this can be taken as the target rate of build. Prepare a line of balance schedule assuming that each gang works at its natural rate. State clearly the contract duration. Assume a five-day working week, eight hours per day, and a minimum buffer time of two days Activity Description Labour-hours Optimum number of operatives per activity 55 A Excavate 4 B Concrete foundations 64 4 145 C Erect tower D Fix cantilever cable arms 90 E Fix insulators 25 885
Question 2 Your company has been awarded a contract to erect 124 pylons for an electricity company. The table below shows the sequential activities involved in the construction of each pylon together with the estimated labour hours and optimum number of operatives for each activity. The handover rate specified is six pylons per week and this can be taken as the target rate of build. Prepare a line of balance schedule assuming that each gang works at its natural rate. State clearly the contract duration. Assume a five-day working week, eight hours per day, and a minimum buffer time of two days Activity Description Labour-hours Optimum number of operatives per activity 55 A Excavate 4 B Concrete foundations 64 4 145 C Erect tower D Fix cantilever cable arms 90 E Fix insulators 25 885
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter5: Network Models
Section5.3: Assignment Models
Problem 11P
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
Transcribed Image Text:Question 2
Your company has been awarded a contract to erect 124 pylons for an
electricity company. The table below shows the sequential activities
involved in the construction of each pylon together with the estimated
labour hours and optimum number of operatives for each activity. The
handover rate specified is six pylons per week and this can be taken as the
target rate of build. Prepare a line of balance schedule assuming that each
gang works at its natural rate. State clearly the contract duration. Assume
a five-day working week, eight hours per day, and a minimum buffer time
of two days
Activity Description
Labour-hours Optimum number of
operatives per activity
55
A
Excavate
4
B
Concrete foundations
64
4
145
C
Erect tower
D
Fix cantilever cable arms
90
E
Fix insulators
25
885
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