Illuminated Sign Installation SWMS

Illuminated sign installation combines working at height, live electrical connection and mechanical fixing into a single sequence that routinely meets the threshold for High Risk Construction Work under WHS Regulation 2011 r291. Internal LED modules, neon transformers and externally illuminated cabinets must be mounted to facades, parapets or internal substrates, then terminated to either mains (230V) or extra-low-voltage driver circuits. A Safe Work Method Statement is mandatory before this work commences because tasks typically involve a risk of falling more than two metres, energised electrical installation work, and use of portable ladders or elevating work platforms above public thoroughfares. The SWMS documents how the PCBU has identified hazards, applied the hierarchy of controls, consulted with installers and electricians, and verified competency (electrical licence, EWPA Yellow Card, working at heights). It also satisfies the principal contractor's duty under r299 to obtain and review the SWMS before high risk work starts, and to keep it available for inspection for the duration of the work.

Hazards identified

7 hazards covered, sorted by priority.

Control measures

Hierarchy-of-controls order: elimination → substitution → isolation → engineering → administrative → PPE.

1. 1Elimination — Specify ground-assembled modular sign systems where possible so wiring and testing occur at bench level before final lift, eliminating live work at height entirely.
2. 2Elimination — Isolate and lock out the entire final sub-circuit at the switchboard before any termination work; verify dead with two-pole tester per AS/NZS 4836.
3. 3Substitution — Replace legacy neon transformers with extra-low-voltage LED drivers (24V/12V SELV) where client brief allows, removing the high-voltage secondary hazard.
4. 4Substitution — Use cordless SDS rotary hammers with integrated dust extraction instead of corded tools to remove trailing-lead trip and electrical hazards on the EWP basket.
5. 5Engineering — Deploy a scissor lift or boom EWP rated for the load and reach in preference to extension ladders for any fix point above 2m, with operator holding current EWPA licence.
6. 6Engineering — Install RCD protection (30mA Type A minimum) on all temporary supply leads and confirm existing final sub-circuit RCD operation per AS/NZS 3760 before energising.
7. 7Administrative — Conduct documented pre-start using this SWMS, exclusion-zone the footpath beneath the work area with bunting and spotter, and notify council if pedestrian diversion is required.
8. 8Administrative — Verify electrical licence of the worker performing termination, lodge Certificate of Electrical Safety/Compliance on completion, and complete Dial Before You Dig enquiry for facade penetrations.
9. 9PPE — Wear Class 00 insulated gloves over leather protectors during live proving, AS/NZS 1337 medium-impact safety glasses, and AS/NZS 1801 Type 1 hard hat with chinstrap when in the EWP basket.
10. 10PPE — Use AS/NZS 1891.1 full-body harness with dual-leg energy-absorbing lanyard anchored to the EWP manufacturer's designated point whenever the basket is occupied above 2m.

Applicable Codes of Practice

High-Risk Construction Work triggered

Worked example

On a Tuesday morning fitout at a mid-tier suburban shopping centre, a two-person crew arrives to install an internally illuminated channel-letter sign above a new tenancy fascia at 3.4m. Before unloading the scissor lift, the lead installer opens the Illuminated Sign Installation SWMS on a tablet and runs the pre-start brief at the tailgate. They walk through hazard one (fall from EWP) and confirm both workers hold current Yellow Card and harness training; the second installer signs the harness inspection register on the SWMS sign-on sheet. Hazard two (electric shock) is reviewed and the licensed electrician confirms the final sub-circuit has been isolated, locked and tagged at the tenancy distribution board, and demonstrates a dead test with a two-pole tester. The crew then bunts off a 4m pedestrian exclusion zone beneath the work area, posting the labourer as spotter — control item seven on the SWMS. Mid-task, a centre management representative requests the bunting be moved to allow a delivery. Rather than verbally agreeing, the lead installer pauses work, returns to the SWMS, documents the change as a dynamic risk assessment note, repositions the exclusion zone with the spotter, and both workers initial the amendment before re-energising the sign for commissioning.

Related legislation

• WHS Act 2011 (model)
• WHS Regulation 2025
• AS/NZS 3000 — Electrical installations

Frequently asked questions