For an established small office building, you are assigned as a PM to plan for installation of the following systems to renovate the building by delivering a "Green Structure". You have selected different sub-contractors to perform their independent identified tasks during the estimated times specified for them. Please plan the best and shortest time you suggest to complete the job? Please show the best start & finish schedules of work for each subcontractor to produce minimum slack, by showing the activities on a Gantt chart.
- Solar Panel installation & necessary circuitry 6 working days
- Changing windows 12 " days
- Modify HVAC system & internal coil to take
Advantage of Solar system 18 " days
- Change all electrical bulbs to LED lighting 4 " days
- Complete painting job of the office 10 " days