Kraska is a manufacturing company which produces a small item that is highly used in automotive, construction and general industrial applications. The following diagram shows a production process where two different components are made at stationsA1andA2.Onecomponentsis madeatA1andthesecond oneismadeatA2. These components are then assembled at station B and moved through the rest of the process, where some additional work is completed at stations C, D and E.

Eachstationis:

A1-fabricateA1; A2-fabricateA2;

B-assemble product;

C-spraypaint;

D-dry;

E- packaging;

Let us assume that one and only one person is allowed at each station and that the time below for each station represents the amount of work that needs to be done at thatstationbythatperson, withnoprocessingtimevariation.Inventoryisnotallowed to build in the system.

Al 0.3 min. B C D E A2 0.75 min. 0.65 min. 0.60 min. 0.55 min. 0.4 min