Mach 10 is a one-person sailboat designed to be used in the ocean. Manufactured by Creative Leisure, Mach 10 can handle 40-mph winds and seas over 10 feet. The final assembly plant is in Cupertino, California. At this time, 200 minutes are available each day to manufacture Mach 10. The daily demand is 60 boats. Given the following information,
a) Draw the precedence diagram and assign tasks to the fewest workstations possible.
b) What is the efficiency of the assembly line?
Performance Time Task Must Follow
Task (min) Task Listed Below
A 1 -
B 1 A
C 2 A
D 1 C
E 3 C
F 1 C
G 1 D, E, F
H 2 B
I 1 G, H