This road sign means:
A steep grade is ahead.
You must turn left ahead.
Do not enter.
A four-way intersection is ahead.
This sign means:
There is a detour ahead.
You must stop for flaggers.
The road ahead is closed to traffic.
The highway ahead is undergoing maintenance.
When you see this black and yellow sign, it means:
The road to the right is for one-way traffic only.
That due to upcoming roadwork, there is a detour to the right.
Slow down because the road ahead changes direction at an extreme angle.
There is a crossroad to your right.
Divided highway begins.
The overpass ahead has a low clearance.
Two lanes of traffic moving in opposite directions are about to merge.
Watch for drunk drivers.
Curves ahead.
Slippery when wet.
Apply your brakes quickly.
When you see this sign, it means:
There is an object on the roadway.
Traffic is coming from the right.
The road is curving sharply to the left.
There is a merge point ahead.
Divided highway starts.
Divided highway ends.
Bumps in the road.
No right turn.
Curve.
Turn right or left.
Traffic flows only in the direction of the arrow.
Winding road.
No parking.
Right lane closed.
Multiple turns.
Left turn yield on green.
One-way.
Cattle crossing.
Two-way left turn.