IA DMV Traffic Laws and Regulations 5

Question 1

In Iowa, when may you legally cross a double solid yellow center line?

Accepted Answer

When turning left into a driveway or side street

Answer

A double solid yellow line prohibits passing, but drivers may cross it to turn left into a driveway, alley, or private road.

Question 2

What should Iowa drivers do at a railroad crossing when the gate is down?

Accepted Answer

Stop at least 15 feet before the nearest rail and wait

Answer

Drivers must stop at least 15 feet (but no more than 50 feet) from the nearest rail and wait until it is safe to cross.

Question 3

In Iowa, what is the speed limit for drivers under age 17 who hold an instruction permit while driving at night?

Accepted Answer

They may not drive at night on a permit

Answer

Iowa instruction permit holders under 17 are prohibited from driving between 12:30 a.m. and 5:00 a.m.

Question 4

Under Iowa law, which of the following is true about making a right turn on red?

Accepted Answer

It is allowed after a complete stop unless a sign prohibits it

Answer

In Iowa, you may turn right on a red light after making a complete stop, unless a 'No Turn on Red' sign is posted.

Question 5

In Iowa, what is the maximum speed limit for trucks over 13 tons on a primary highway?

Accepted Answer

55 mph

Answer

In Iowa, trucks over 13 tons are limited to 55 mph on primary highways to account for longer stopping distances.

(IA DMV) Iowa Department of Motor Vehicle Practice Test