Speed Limit in a built-up area with no speed signs.
Default limit in built-up areas unless signed.
Speed Limit on a rural road without speed signs.
Default rural speed limit in WA.
If Roadworks sign shows 40 km/h in a 60 zone then Speed Limit should be
Temporary signs override normal limits.
City street with streetlights and no speed signs.
Streetlights indicate a built-up area.
Speed Limit P-plater driving on freeway.
Provisional drivers can use posted freeway limits.
You pass a “DERESTRICTED” sign outside town.
Default speed applies outside built-up areas.
25 km/h roadwork sign with no workers.
Still applies even without visible workers.
Speed Limit on Wet roads
Drive to road conditions, not just signs.
Shared zone with 10 km/h sign.
Shared zones have strict speed limits.
Caught speeding on a public holiday.
Applies to many traffic offences.
Passing a stationary tow truck with flashing lights.
SLOMO rules require caution.
You see a sign that says “END 80”.
Returns to area’s default limit.
Gravel road signed 100 km/h.
Adjust speed to road surface.
Fine Caught driving 20 km/h over limit.
Penalty depends on speed excess.
Speed Limit of Heavy vehicle over 12 tonnes.
Legal max for large vehicles.
New estate with no signs or streetlights.
Not considered a built-up area.
Temporary 60 km/h sign in 70 zone.
Temporary signs take priority.
Speed Limit while Driving in fog with poor visibility.
Drive slower than limit if needed.
Speed Limit at Roadworks with no workers in sight.
Road may still be unsafe.
Speed Limit Near a school zone at 8:00 AM.
School zones apply during set times.
Approaching stationary emergency vehicle.
Law requires reduced speed for safety.