Firstly, a detailed Level 3 process map was completed to give visibility to the tendering & estimation process. The process map provided a basis for a mini Value Stream Map to identify waiting time, which showed that 23% of total time was “waiting”.
There was no clear process for involvement with the ERP system, which created inconsistencies. In consultation with the estimators at Head Office, further analysis using Pareto, 5 Why’s and Fishbone was completed. This identified further inefficiencies for which countermeasures were introduced.