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Global Road Technology

GRT are the specialists in dust control, dust suppression, soil stabilisation, erosion control, and sediment control.

GRT is an international engineering technology company focussing on providing innovative, engineered solutions for mining, civil and resource sectors offering dust control, soil stabilization, erosion control and water management solutions. We are an international, engineering technology company focusing on providing innovative products and solutions for the mining, civil, agricultural, resources,

land development, and environmental management sectors. GRT’s industry leading technology is proven to drive process efficiency, deliver sustainable infrastructure outcomes, and improve community health, safety and environmental outcomes. GRT's foundation is engineering excellence and innovation. With highly experienced chartered engineers forming the core of our team, If your not receiving an engineered solution, your dealing with the wrong company.

11/09/2026

Road Dust Suppression Products: Which Fits Your Road Type?

A mine haul road carrying hundreds of ultra-class trucks a day is a different world from a council gravel road carrying a few dozen cars, yet most product guides are organised by chemistry rather than by the road itself. The better question is which road you are treating. For permanent, high-traffic, all-weather roads, mine haul routes, gas field access, high-use council roads, GRT7000 stabilises the existing material in place for long-term dust control and a waterproof surface that holds through the wet season, with the road trafficable again quickly rather than closed for days. For active or temporary roads that will move or be decommissioned, changing haul roads as the pit progresses, construction access for a project of a year or two, GRT: Haul-Loc dosed through SMART Dosing Units extends each watering pass so far less watering is needed, and nothing is stranded when the road relocates. For low-traffic, budget-conscious roads such as farm tracks, GRT: Haul-Loc applied seasonally through the water cart already on the property gives affordable dust control without specialist equipment.

Chloride salts such as magnesium chloride suit humid coastal areas, and the City of Greater Geelong uses them on its unsealed roads, but they depend on humidity and wash out in the first heavy rain, which rules them out across inland Australia. Four questions point to the right choice: is the road permanent or temporary, how heavy is the traffic, must it work in all weather, and is the budget capital or operating. Match the product to the road, not to habit.

Read the full article: https://globalroadtechnology.com/road-dust-suppression-products-which-fits-your-road-type/

10/09/2026

Pavement Stabilisation vs Reconstruction: How to Choose

When an unsealed road has deteriorated past the point where routine grading restores it, the road manager faces a choice: stabilise the existing pavement in place, or reconstruct it with imported material. The decision is engineering, not opinion. If the existing wearing course has adequate strength and thickness, acceptable grading and an intact subgrade with working drainage, the road is usually a candidate for in-place stabilisation. If the wearing course is consumed, the subgrade has failed, the material is fundamentally unsuitable, or the alignment has to change, reconstruction comes first.

In practice, most unsealed roads still being graded regularly meet the stabilisation criteria, the material is adequate, it just needs binding. GRT7000 binds the existing material in place, which avoids quarry extraction, haulage and the cost of importing new material, and the road is trafficable again quickly rather than closed for days. Compared with lime and cement stabilisation, the polymer bond stays flexible, so it accommodates wet and dry movement without the shrinkage cracking that lets water into a rigid stabilised layer, it produces a waterproof, dust-free surface that removes the ongoing water cart requirement, it uses the grader, water truck and roller already on site rather than a specialist rotary stabiliser, and it works across the full range of Australian soil types rather than only reactive clays or granular material. The cheapest road to build is rarely the cheapest to own: a treatment that lasts longer and removes the grading and water carting cycle costs less over the life of the road than repeated grading and periodic resheeting.

Read the full article: https://globalroadtechnology.com/pavement-stabilisation-vs-reconstruction-how-to-choose/

08/09/2026

Dust Suppression for Dirt Roads: A Guide for Farmers and Rural Councils

Every farmer knows what road dust does. It coats crops and cuts the sunlight their leaves need, which reduces photosynthesis and growth (Lincoln University, University of Queensland), settles on pasture, drifts onto rainwater tanks, and reduces visibility where the school bus turns off the bitumen. The source is usually the dirt road, and every ute, tractor and grain truck sends a plume downwind. Watering the road with plain water lifts again within the hour. GRT: Haul-Loc, the polymer binder developed for mine haul roads, is applied to farm tracks using the water cart, tank or sprayer already on the property, and binds the surface so each pass holds dust for far longer, with a cumulative effect that improves the road over time. Chloride salts suit humid coastal areas but wash out in the first heavy rain, and lignosulfonate re-dissolves after rainfall, which rules both out across inland Australia. Polymer binding is not humidity-dependent and survives summer storms, so it holds through the season that matters.

Read the full article: https://globalroadtechnology.com/dust-suppression-for-dirt-roads-a-guide-for-farmers-councils/

04/09/2026

How to Write a Construction Dust Control Plan: A Template

Every construction site generates dust, and much of it carries respirable crystalline silica, the contaminant behind silicosis and the driver of the most significant work health and safety reform in a generation. Since September 2024, Chapter 8A of the model WHS Regulations has required specific controls for crystalline silica substances, and the transition from the Workplace Exposure Standard to a Workplace Exposure Limit in December 2026 turns the 0.05 mg/m3 airborne silica limit from a guideline into an enforceable ceiling. That national standard is set by Safe Work Australia at 0.05 mg/m3 over an eight-hour shift, while WorkSafe Victoria recommends a stricter target of 0.02 mg/m3 over the same period. A construction dust control plan is the document that shows how a site will identify, assess, control, monitor and record its dust management, and it is expected under planning consent conditions, principal contractor duties and the CEMP. A complete plan covers ten sections, from purpose and receptor mapping through dust source identification, control measures by activity, a Trigger Action Response Plan, monitoring, record-keeping and review. The Safe Work Australia Model Code of Practice is explicit that basic water spraying is not sufficient for high-risk silica work, so engineering controls are required. GRT products map onto that framework: GRT: Haul-Loc dosed through SMART Dosing Units extends road suppression from minutes to hours per pass and logs each application with timestamp, volume and concentration; GRT: Activate added to spray or wet-cutting water captures the fine respirable fraction up to 12x more effectively for demolition and concrete work; GRT: Enviro-Binder and GRT: Soil-Loc bind exposed and cleared surfaces, and GRT7000 stabilises permanent access roads. The records are the evidence: when an inspector asks whether the controls were active during a dust event, SMART Dosing telemetry gives a timestamped answer.

Read the full article: https://globalroadtechnology.com/how-to-write-a-construction-dust-control-plan-a-template/

03/09/2026

Dust Suppression Equipment Guide: Water Carts, Cannons & Dosing

The dust suppression market runs from a garden hose to a fully automated fog cannon, and the marketing rarely explains which situation each is actually suited to. Different dust sources need different delivery methods: haul roads need the mobile coverage of a water truck, crushers and transfer points need fixed-position spray bars or misting rings, stockpiles need the long-range throw of a fog cannon, and a processing plant needs chemical dosing into its existing spray network. But every one of these is, in the end, a device for delivering water, and plain water captures coarse dust while largely missing the fine respirable fraction (PM10 and PM2.5) that matters most for health and compliance, because the droplets are too large to interact efficiently with particles smaller than 10 microns. This limit applies to every hardware type. Chemical activation changes that. GRT: Activate lowers surface tension and adds ionic charge so each droplet captures the fine fraction far more effectively, up to 12x, from the same nozzles at the same pressure. Dosed inline, it upgrades every fixed spray and fog cannon on site from a single point, with no new pipework or pumps. On haul roads, GRT: Haul-Loc dosed through SMART Dosing Units at the fill point extends each pass from minutes to hours, using the trucks you already own, and logs every dosing event with timestamp, volume and concentration for auditable reporting. The most cost-effective upgrade is usually not new hardware. It is in the water.

Read the full article: https://globalroadtechnology.com/dust-suppression-equipment-guide-water-carts-cannons-dosing/

01/09/2026

Watershed Management for Mine & Civil Sites

Erosion control is usually treated as a site-level problem: the slope erodes, the basin captures the sediment, the water is discharged and compliance is met at the boundary. But sediment does not respect site boundaries. Turbid discharge that is compliant at the release point can become a water quality problem far downstream, where fine clay smothers habitat and sediment-borne nutrients feed algal blooms, and the combined load from several sites in one catchment can exceed what the waterway can carry long before any single site breaches its own limits.

Australian law increasingly reflects this: Queensland's Environmental Protection Act 1994 makes it an offence to deposit prescribed water contaminants into waterways, the NSW Protection of the Environment Operations Act 1997 makes it an offence to pollute waters, and the Commonwealth EPBC Act 1999 can apply where a downstream matter of national environmental significance is affected. Cumulative impact assessment is now standard for major project approvals. The most effective control point is the source, because sediment prevented at the exposed surface never has to be transported, captured, treated or managed downstream. GRT: Enviro-Binder and GRT: Soil-Loc bind exposed surfaces, GRT7000 stabilises unsealed roads to cut a sediment source that is often overlooked, GRT: Floc Blocs treat drainage passively during every rainfall event without power or operators, and GRT: CC and GRT: Liquid-Floc polish basin water before controlled release, with SMART Dosing Units documenting each application for reporting.

Read the full article: https://globalroadtechnology.com/watershed-management-for-mine-civil-sites/

27/08/2026

The True Cost of Water Trucks for Dust Suppression

Most operations can quote the hire rate or the diesel bill for a water truck. Fewer can quote the total, because the real cost of water-based dust suppression is the full stack it generates across the operation. Beyond fuel, operators, tyres, maintenance and the water itself, water-only suppression drives hidden costs: road degradation from over-watering, extra grader hours repairing softened surfaces, production losses when dust reduces haul road visibility, accelerated haul truck tyre wear on corrugated roads, and the traffic interaction risk of every water truck sharing the road with the production fleet. Water sprayed on a haul road evaporates quickly, so suppression is intermittent and the passes keep repeating.

Polymer-enhanced suppression changes the chemistry rather than adding trucks. GRT: Haul-Loc, dosed into the existing water trucks through SMART Dosing Units at the fill point, binds the wearing course so each pass holds dust for much longer, which lets an operation reduce watering passes and redeploy or off-hire surplus trucks. There is no new fleet and no manual mixing, and every fill event is recorded with timestamp, volume and concentration for auditable reporting. Unlike chloride salts, which depend on humidity, or lignosulfonate, which re-dissolves in rain, polymer suppression works through structural particle binding across arid, humid and temperate climates.

Read the full article: https://globalroadtechnology.com/the-true-cost-of-water-trucks-for-dust-suppression/

26/08/2026

Dam Sealing & Repair for Mining and Farm Dams

A leaking dam loses more than water. For a mine it is process water that must be replaced from bore fields or purchased supply, and for a farmer it is the water that stands between a productive season and emergency carting. Australia has an estimated two million farm dams, alongside the thousands of water storage, sediment and tailings dams the mining industry operates, and many leak for the same well-understood reasons: inadequate clay or compaction, dispersive soils, wet and dry cracking, tree roots and animal burrows, or foundation seepage.

The conventional repair of drain, excavate, recompact and refill is slow and often fails, because it commonly reuses the same material that leaked and leaves a weak compaction interface. GRT: DamSealer works differently. Applied to the water surface, its polymer particles are drawn by the currents the leaks themselves create, accumulate in the cracks and channels, and are held in place by the dam's own hydrostatic pressure to build a progressive, long-term seal. The dam stays in service, no draining or earthmoving is needed, and standard applications require no specialist equipment. Alongside DamSealer, GRT9000 treats dispersive soils, GRT: Enviro-Binder protects embankment slopes from erosion, GRT: CC, Liquid-Floc and Floc Blocs treat water before controlled discharge, and GRT: Soil-Loc protects dam surrounds.

Read the full article: https://globalroadtechnology.com/dam-sealing-repair-for-mining-and-farm-dams/

25/08/2026

Great Barrier Reef Erosion Control for Mine and Civil Sites

The Reef 2050 Water Quality Improvement Plan targets a 25% reduction in anthropogenic fine sediment loads entering the Great Barrier Reef by 2025, yet the 2021 to 2022 Reef Report Card recorded only a 0.8% reduction in fine sediment across the catchment over the two-year reporting period (Reef Water Quality Report Card 2021 and 2022, Queensland Government). Fine sediment from cleared surfaces, haul roads and stockpiles moves through Queensland's 35 river catchments and into Reef waters, and a single high-intensity storm can mobilise more sediment from an unprotected surface than a full year of moderate rainfall.

Individual mine, quarry and construction operations can lower their own contribution with engineering-level erosion control. GRT: Enviro-Binder binds exposed surfaces to reduce sediment in runoff and works on steep batter and waste dump slopes, while supporting the revegetation that becomes the permanent erosion control. Paired with GRT: CC, GRT: Liquid-Floc and GRT: Floc Blocs for sediment basin treatment, GRT7000 and GRT: Haul-Loc for road sediment and dust, and SMART Dosing Units for application records, it gives operations a layered defence that stands up under the most intense rainfall scenarios.

Read the full article: https://globalroadtechnology.com/great-barrier-reef-erosion-control-for-mine-and-civil-sites/

21/08/2026

Dust and Erosion Control for Solar and Wind Farm Construction

Before a single panel is mounted or a turbine goes up, a renewable energy project is a construction site, often one that clears and grades hundreds of hectares. There is a real irony here: a project built to reduce environmental impact can cause serious dust and sediment problems during construction if erosion controls aren't in place. For an industry that markets itself on its environmental credentials, that is a reputational risk as much as a regulatory one.

The two persistent pressure points are the access roads and the exposed ground between clearing and installation. GRT7000 stabilises access roads using the material already on site, giving a dust-free, all-weather surface for the life of the project, while GRT: Enviro-Binder protects cleared surfaces and cable trench backfill, tested by Landloch to deliver near-zero sediment on gradients up to 30% under storms up to a 50-year event. Controlling dust at the source also keeps it off the panels, where it would otherwise cut output.

https://globalroadtechnology.com/dust-erosion-control-for-solar-and-wind-farm-construction/

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