your line-of-sight is greater than 30 seconds ahead
2 seconds is the safe distance.
12-15 seconds
a driver behind your vehicle is trying to pass you
the visibility
Drivers should look 12 to 15 seconds ahead of their vehicle on city streets and ______ seconds ahead on freeways
When a driver behind you is trying to pass.
I was taught that you should look ahead a minimum of 15 seconds ahead. That equates to about a block to a block and a half ahead of you.
True
You should keep a two second displacement between you and the rider ahead of you. This means when you see the rider ahead of you pass some point, you count two seconds before you pass that same point. This gives you two second to react to some disaster - ample time.
Yes, where it is windy and or the road is wet or your vision is limited by weather, you will take longer to stop your vehicle. To allow for this you should increase your distance from the vehicle ahead of you AND drive more slowly.
10 seconds (1/4 mile ahead)
both sides