- Install silt fences and settlement controls before starting any earthworks.
- Inspect silt controls daily and after every period of heavy rain.
- Direct all site runoff through settlement ponds before discharge.
- Treat dewatering discharge through settlement tanks or filter systems.
- Seed or cover exposed soil surfaces to reduce erosion from rainfall.
- Maintain a buffer zone of undisturbed vegetation near watercourses.
- Clean out settlement ponds and silt traps regularly.
- Follow the environmental management plan for silt control.
- Report any silt-laden water entering drains or watercourses immediately.
- Brief all operatives on silt control requirements during induction.
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- DON'T discharge silt-laden water directly into drains or watercourses.
- DON'T start earthworks before silt controls are installed and working.
- DON'T stockpile materials next to watercourses without silt fencing.
- DON'T allow wheel wash water to drain untreated into surface water.
- DON'T leave exposed soil without erosion protection during wet weather.
- DON'T ignore blocked or damaged silt fences — repair them promptly.
- DON'T pump excavation water directly into watercourses without treatment.
- DON'T remove silt controls until exposed ground is permanently stabilised.
- DON'T wash out concrete equipment near drains or watercourses.
- DON'T assume small amounts of silt are acceptable — any pollution is an offence.
See also: Fuel and Oil Spill Prevention | Concrete Washout Procedures
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