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Missouri driving lesson · Rules of the Road

Right-of-way at intersections

A 2-minute lesson from the Missouri course. Read the rules and examples, follow the handbook page references, and check your understanding before you move on.

Read time
2 minutes
Course unit
Rules of the Road
Checkpoint questions
6
Source pages
25

Most right-of-way rules apply where roads meet. Know who yields at uncontrolled intersections, four-way stops, driveways and roundabouts: they're among the most common test questions.

Right-of-way rules at intersections:

  • Yield as needed to avoid striking pedestrians legally crossing the road
  • Crossing a sidewalk or entering/exiting a driveway, alley or parking lot: yield to pedestrians
  • Turning left: yield to oncoming vehicles going straight
  • Four-way stop: the driver who reaches it first goes first, after a complete stop
  • Entering from a driveway, alley or roadside: yield to vehicles already on the main road
  • No stop sign or signal (except roundabouts): yield to vehicles coming from the right
  • Approaching a roundabout: yield to traffic in the circle and pedestrians in crosswalks
Handbook p. 25 ↗

Know the rule

It is illegal to drive on a sidewalk except to cross it.

Handbook p. 25 ↗

Know the rule

At an intersection with no stop sign or traffic signal, yield to vehicles coming from your right. This rule does not apply at roundabouts.

Handbook p. 25 ↗

Know the rule

At a roundabout, wait for a gap in traffic before entering.

Handbook p. 25 ↗

Put it into practice

You and another car approach a four-way stop, and the other car arrives first. After you both stop completely, it goes first. At an intersection with no signs or signals, you'd instead yield to the car on your right.

Put it into practice

You're turning left on a green light while an oncoming car goes straight. Wait: a left turn must yield to oncoming vehicles going straight.

Check your understanding

Read the question, decide on an answer, then open it to check the explanation. These are Roadwise study questions based on the source handbook.

At a four-way stop with no traffic signal, who has the right-of-way after everyone comes to a complete stop?
  1. The driver going straight
  2. The driver on the left
  3. Whoever arrives and stops first
  4. The driver turning left

Answer: Whoever arrives and stops first

At a four-way stop, the driver who reaches the intersection first may proceed first, after coming to a complete stop.

Handbook p. 25 ↗
At an intersection with no stop sign or traffic signal (and not a roundabout), which vehicles must you yield to?
  1. Vehicles coming from your left
  2. Vehicles going faster than you
  3. Vehicles turning left
  4. Vehicles coming from your right

Answer: Vehicles coming from your right

At an uncontrolled intersection (no stop sign, signal, or roundabout), drivers must yield to vehicles coming from the right.

Handbook p. 25 ↗
When turning left at an intersection, who must you yield to?
  1. Oncoming vehicles going straight
  2. Vehicles behind you in your lane
  3. Cross traffic facing a red light
  4. Drivers waiting to turn right on red

Answer: Oncoming vehicles going straight

Drivers turning left must yield to oncoming vehicles going straight through the intersection.

Handbook p. 25 ↗
You are entering a road from a private driveway. Who must you yield to?
  1. Only vehicles coming from your right
  2. Vehicles on the main road
  3. Only pedestrians
  4. Only vehicles turning into the driveway

Answer: Vehicles on the main road

Drivers entering a road from a driveway, alley, or roadside must yield to vehicles already on the main road.

Handbook p. 25 ↗
You are crossing a sidewalk to enter a driveway. Who has the right-of-way?
  1. The driver, once signaling
  2. Whoever reaches the sidewalk first
  3. Pedestrians, only in a marked crosswalk
  4. Pedestrians on the sidewalk

Answer: Pedestrians on the sidewalk

Drivers crossing a sidewalk to enter or exit a driveway, alley, or parking lot must yield to pedestrians.

Handbook p. 25 ↗
The right-of-way rule for uncontrolled intersections (yield to the vehicle on your right) applies even at roundabouts.
  1. True
  2. False

Answer: False

The handbook specifically excepts roundabouts from the 'yield to the right' rule at uncontrolled intersections; roundabouts instead use yield signs at each entry.

Handbook p. 25 ↗
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