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Solar Safety Systems for Construction and Infrastructure

Purpose-built for traffic, transport, and infrastructure projects, SolTech delivers high-visibility solar lighting that installs fast and performs without compromise.

Built for civil construction supervisors, PCBUs, principal contractors, and the site safety officers who own the Traffic Management Plan.

A construction site’s Traffic Management Plan has to hold up under a WorkSafe review, not just look tidy on paper. Vehicle-pedestrian interaction is the leading cause of construction fatalities in Australia, and that risk sits personally with the PCBU named on site, not head office. Site speed limits get ignored once roadworks run long, mains power is rarely available where the risk actually is, and a hire-fleet controller stationed on every blind corner isn’t a real engineering control. SolTech’s solar powered systems run entirely off-grid, so a portable speed sign, solar pedestrian warning system, or solar over-height warning system can go in without trenching, an electrician, or a shutdown, and can be relocated as the site’s staging changes.

Sydney Metro (Gamuda) and ADCO are among the principal contractors already using SolTech solar safety systems on active construction sites.

Where Construction and Infrastructure Sites Use Solar Safety Systems

  • Traffic Management Plans (TTM) – portable construction signs and solar speed signs that relocate as site staging changes, without waiting on an electrician or a new TMP sign-off
  • Site speed management – solar radar speed signs slowing plant, delivery, and subcontractor traffic on active haul routes and site entries
  • Pedestrian and vehicle conflict points – solar pedestrian warning systems at site entries, laydown areas, and shared site access
  • Over-height and clearance risk – solar over-height warning systems protecting hoardings, gantries, and scaffold access where laden vehicles or plant pose a clearance risk
  • No grid connection – every system matches a construction program’s own staged, temporary footprint, no trenching or mains power to plan around

Why Construction and Infrastructure Sites Choose SolTech

Tender documents increasingly name a Vehicle Activated Sign or Speed Feedback Sign directly in the Traffic Management Plan, and procurement teams need a spec sheet that doesn’t oversell, IP rating, battery autonomy, and a named AU deployment that matches the site type. Because every SolTech system is self-contained and solar powered, it typically installs in hours rather than days, with no electrician and no trenching, and the speed and compliance data it generates can be exported straight into a SWMS audit file rather than relying on a memory of what was on site that week.

Sites change shape as they progress, a laydown area becomes a car park, a haul route closes, a new pedestrian route opens. SolTech’s systems are built to be repositioned rather than reinstalled, so a safety upgrade doesn’t need a new procurement cycle every time the site staging plan changes.

Not every site fits a standard product. Where a hoarding, gantry, or access constraint needs something outside the core range, SolTech can scope and build a solution around the site’s specific staging and clearance requirements.

Compliance and Standards

Traffic and pedestrian safety systems used on or near a construction site should meet the applicable Austroads guidance for temporary traffic management, the relevant state or territory road authority’s requirements, and the PCBU’s duties under the Work Health and Safety Act 2011. SafeWork NSW, WorkSafe Queensland, and WorkSafe Victoria all publish prosecution and incident bulletins relevant to site speed and pedestrian risk. SolTech can provide technical documentation to support a Traffic Management Plan, tender response, or SWMS submission.

Case Studies

Gamuda (Sydney Metro) | Solar Height Clearance Warning System

Gamuda’s Sydney Metro construction sites had low-hanging power lines at entry and exit points, putting trucks and staff at risk of a strike. SolTech installed a custom solar height clearance warning system using motion-detection beams and dual-arm lighting columns, giving the site an off-grid, always-on warning at exactly the point of risk.

ADCO Construction | Solar Enhanced Road Signs

ADCO’s Belgrave, Victoria construction site needed round-the-clock visibility at a pedestrian crossing used by staff and visitors at all hours. SolTech installed solar enhanced pedestrian road signs on relocatable posts, giving the crossing continuous, highly visible solar-powered alerts with no grid connection or trenching required.

Signature Signs | Radar Speed Sign Project

Signature Signs needed to manage vehicle speed on-site without a mains power upgrade. SolTech’s solar radar speed sign gave the site a self-contained, off-grid option, installed without an electrician or trenching.

Relocatable Solar Over-Height Warning Systems

A site with laden vehicles moving through height-restricted access points needed a warning system that could be repositioned as load heights and access points changed. SolTech supplied relocatable solar over-height warning systems on steel bases with a height-adjustable mechanism, reducing over-height vehicle damage without a fixed electrical install.

Solar Safety Systems for Mining and Heavy Industry FAQs

What is a solar safety system?

On a construction site, a solar safety system is a portable construction sign, radar speed sign, pedestrian warning system, or over-height warning system that runs entirely on solar power and battery storage instead of mains electricity. Because there’s no electrical connection to install or disconnect, the same unit can go in on day one of a site program and move with it as staging changes, no trenching, no electrician, and no shutdown at each stage.

What solar safety systems are available for construction and infrastructure sites, and where are the specs?

SolTech supplies a portable solar radar speed sign (spec sheet: Portable Radar Speed Sign PDF), a solar pedestrian warning system (spec sheet: Pedestrian Warning System PDF), and a solar over-height warning system (spec sheet: Over-Height Warning System Data Sheet PDF). All operate independently of mains power. Tenders and Traffic Management Plans refer to this category under several names, Vehicle Activated Sign (VAS), Speed Feedback Sign, Speed Advisory Sign, Speed Indicator Device (SID), Speed Awareness Monitoring (SAM), or Driver Feedback Sign, SolTech’s radar speed sign covers all of these.

Do these systems satisfy Traffic Management Plan or tender requirements?

Many tenders now name a Vehicle Activated Sign or Speed Feedback Sign directly inside the Traffic Management Plan, and under the Work Health and Safety Act 2011 the PCBU carries a personal duty to control reasonably foreseeable hazards, a documented engineering control matters for that, not just a painted line or a spotter. SolTech can provide the spec sheets above plus IP rating and battery autonomy detail to support a TMP, tender response, or SWMS submission. 

Can a solar safety system be relocated as our site progresses through different stages?

Yes. Systems are mounted on relocatable bases rather than fixed footings, the over-height warning system, for example, uses a steel relocatable base with a height-adjustable mechanism so it can be repositioned as load heights, laydown areas, haul routes, or pedestrian routes change, without a new electrical connection or a new procurement cycle each time.

Will a solar safety system fit our WHS and SWMS documentation requirements?

SolTech’s systems generate exportable speed and compliance data that can sit inside a SWMS audit file, and SolTech can provide the product spec sheets above plus supporting technical documentation for an internal WHS review, SafeWork NSW / WorkSafe Queensland / WorkSafe Victoria compliance check, or procurement approval process.

How is this different from the hire-fleet VAS unit we already use on site?

A hire unit is a recurring cost for as long as the risk exists, and the cheap units common in hire fleets are the ones most exposed to battery failure on overcast runs and dust ingress in AU conditions. A SolTech system is a one-time capital purchase rather than an ongoing hire fee, built to IP-rated AU-conditions specs, and stays as a permanent, exportable-data engineering control on your WHS file rather than something that goes back on a truck at the end of a hire period.

What Our Customers Say

We’re proud to deliver solutions that make a real difference. Don’t just take our word for it, hear directly from clients who have experienced the reliability, performance, and impact of our products and services. Their stories speak for themselves.

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SolTech is proudly designed, developed, and supported by Solar Lighting Designs, Australia’s trusted name in commercial grade solar lighting. With a proven track record across government and private sectors, our team delivers tailored, high-performance solar lighting solutions backed by local expertise and experienced support.

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