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Commercial, industrial & civil only — no residential sales@sweepers.com.au Depot 122 Bromley St, Cornubia QLD 4130 · ABN 51 144 050 751
Wombat Sweepers mascot stands with a pointer beside a lineup of machines at the depot: a street sweeper truck, a ride-on sweeper, a ride-on scrubber and a pressure-washer trailer
Reference

Sweeping & scrubbing glossary

Plain definitions for the words that appear on quotes, specifications and erosion and sediment control plans. Written the way operators use them, not the way brochures do.

In short

This glossary defines the terms used in commercial sweeping, scrubbing and pressure cleaning — gutter broom, regenerative air, hopper tip, windrow, gully pit, pre-sweep, wet hire, ESCP and more — as they are used on Queensland commercial and civil sites.

Glossary

Terms

Gutter broom
A vertical-axis side brush on a sweeper that pulls material out of the kerb line and channel into the machine’s collection path. Without it, a sweeper only cleans the traffic lane.
Main broom
The horizontal cylindrical brush that moves material from the collection path into the hopper.
Regenerative air
A sweeping system that blasts air at the surface and recovers it in a closed loop rather than exhausting it. Best-in-class for fine sediment across a full lane width.
Mechanical broom sweeper
A sweeper that lifts material by brush and conveyor. Strong on heavy bulk like gravel and spoil, weak on fine dust.
Vacuum sweeper
A suction sweeper with a narrow collection path. Good for kerb and channel work, leaves, litter and wet material.
Hopper
The onboard container that holds captured material. Hopper capacity and the number of tips a job needs are direct cost drivers.
Hopper tip
One discharge of the hopper at a disposal point. A job that fills the hopper three times costs more than the same area with one tip.
Windrow
A line of material left behind where an operator stopped sweeping. A windrow at the end of a run is a sign the job was not finished properly.
Gully pit
The stormwater inlet at the kerb line. Grates should be left clear after sweeping, not capped with a pile of what came off the road.
Kerb and channel
The gutter line and the concrete channel beside it. Sweeping into the corner of the channel is what separates a real street sweep from a lane pass.
Dust suppression
Water sprays at the brush heads that hold fine material down during sweeping. Without it a sweeper relocates dust into the air.
Panel and pocket filters
Filtration stages on a sweeper that trap fine particles instead of exhausting them. The specification that matters most on dusty sites.
Scrubber
A machine that applies water and detergent, agitates the surface with a pad or brush, and vacuums the slurry back up. The only class that removes material bonded to concrete.
Squeegee
The rubber blade behind a scrubber that collects slurry for the vacuum to recover. A worn squeegee leaves a wet floor.
Recovery tank
The tank a scrubber vacuums dirty solution into. If a machine does not recover its water, it is a mop with an engine.
Pad grade
The aggressiveness of a scrubber pad. Too aggressive dulls a sealed or polished floor; too mild achieves nothing on heavy rubber.
Pre-sweep
Sweeping a floor before scrubbing it. Scrubbing over loose grit turns it into slurry and drags it around the slab.
Rotary surface cleaner
A pressure-cleaning attachment with rotating jets under a shroud. Gives even coverage on flat concrete with no wand marks or zebra striping.
Wet hire
Hiring a machine with an operator supplied. Truck-mounted road sweepers are always wet hire — they are heavy vehicles.
Dry hire
Hiring the machine only, for your own inducted operator to run. Standard for ride-on and walk-behind sweepers and scrubbers.
Hardstand
A sealed external area used for parking, storage or truck movements. Usually concrete or asphalt, and the most common thing we sweep.
ESCP
Erosion and Sediment Control Plan. The document on a Queensland civil or construction site that sets out how sediment is kept out of the stormwater system — sweeping is usually one of the named controls.
Practical completion clean
The hand-over clean at the end of a construction project: sweep down, then scrub to remove the grey construction film a sweeper leaves behind.
Bump-out
The dismantling of an exhibition or event build. The cleaning window sits between bump-out and the next bump-in, and it is rarely generous.
Glossary

Common questions

Something else? Call 1300 387 713 and talk to someone who runs the machines.

What is the difference between a sweeper and a scrubber?

A sweeper collects loose material dry into a hopper. A scrubber applies water and detergent, agitates the surface and vacuums the slurry back up to remove material bonded to the slab. Sweeping always comes first.

What does wet hire mean?

Hiring the machine with an operator supplied. Truck-mounted road sweepers go out as wet hire because they are heavy vehicles; ride-on and walk-behind machines are usually dry hire.

What is a windrow?

A line of material left on the surface where the operator stopped sweeping. It is one of the four things worth checking before you sign off a sweeping job.

Wombat Sweepers mascot waves beside a lineup of parked sweeper machines in the depot yard at dusk
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Glossary

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