Weight factors for Electrical Construction Work

Followings are the sample weight factors for each work step for each field work category. The activity lists are based onSample WBS for Electrical Construction Work.Switch gear/ Motor Control Centers InstallationWork Steps WeightageInstallation 85%Testing 10%Punch Item 5%New Panel /IRT (Inter Posing Relay System) InstallationPanel Installation -------- 85%Testing -------10%Punch Item ------- 5%Panel ModificationPreparation ------10%Modification ------ 80%Recovery ------10%Cable Tray InstallationSupport Installation ----- 30%Tray Installation ---- 70%Indoor Cable TerminationTermination ------ 95%Testing ------ 5%Conduit InstallationSupport Installation ------ 30%Conduit Installation ------ 70%Power Wiring (Equipment Installation)Support Prefabrication ------- 30%Installation ------- 60%Testing -------10%

Power Wiring (Cable Termination) At Substation (High Voltage/Medium Voltage/Low Voltage)Cable Gland Plate Installation ----- 10%Termination ----- 85%Testing ----- 5%Power Wiring (Cable Termination) At Field (High Voltage/Medium Voltage/Low Voltage)Stub up Installation ------- 10%Termination ------- 85%Testing ------- 5%Power Wiring (Cable Tray Installation)Support Installation ------ 30%Tray Installation ------- 70%Lighting Panel Installation & TerminationSupport Prefabrication ------ 25%Installation ----- 65%Termination ----- 5%Punch Item ----- 5%Lighting Fixture Installation & TerminationSupport Prefabrication ------30%

Installation ----- 55%Termination ----- 5%Testing ------ 5%Punch Item ----- 5%

Street Lighting Installation and TerminationConcrete Foundation ------ 20%Installation ----- 65%Termination ----- 5%Testing ------5%Punch Item ----- 5%

Lighting Cable LayingCable Laying -------- 95%Punch Item ---------5%Junction Box Installation & TerminationSupport Installation ----- 10%JB Installation ------ 35%Cable Termination ------ 50%Punch Item ------- 5%Lighting Cable Tray InstallationSupport Installation ------ 20%

Conduit Installation ------ 75%Punch Item ------ 5%Lighting Conduit InstallationSupport Installation ------ 20%Conduit Installation ------ 75%Punch Item ----- 5%Grounding Electrode Installation with WellElectrode Installation ------ 55%Well Installation ------ 30%Resistance Test ------10%Punch Item ------5%Grounding Wire Installation and ConnectionWire Installation ------ 80%Stub-up & Connection ------10%Continuity Check ------- 5%Punch Item ------- 5%

Use these sample weight factors for electrical construction work as a staring point for developing your own progress calculation sheet. The weighting percentage for each work step may be different from your project teams preferences.