It means that you are about to enter an area where the posted speed limit is lower than the one you are in now.
The meaning of a traffic sign that says road construction ahead is that there are people up ahead working on a part of the road and to proceed with caution. The sign itself is triangular in shape, orange and has black lettering.
That there is a 10% slope in the road ahead, meaning it is very steep.
That the road is going to narrow....
Speed bumps are often marked with a sign that state that speed bumps ahead for so many yards or metres. Basically, such a sign means slow down or risk bumping your head on the roof of your vehicle as you cross a speed bump too fast!
Advisory speed sign
Advisory speed sign.
It means that you are approaching a school.
A black and yellow striped road sign alerts you to a hazard. It means that there is a danger close to the road up ahead. You should be careful and alert when proceeding.
The safest maximum speed for that road
Warning of deep furrow in road ahead
It means that few meter far a school there. So, please keep down your vehicle speed.
Stop