Indiana Driver’s Manual: Traffic Signs, Signals, and Safe Operation

Comprehensive vocabulary flashcards covering traffic signs, signals, lane markings, speed limits, and safe driving regulations based on the Indiana Driver's Manual.

Brown Traffic Signs

Signs that indicate nearby recreational and cultural interest sites, such as state parks.

Blue Traffic Signs

Signs that display road services and information, such as amenities at an upcoming exit.

Green Traffic Signs

Signs that indicate permitted movements and directions or guidance, such as highway entrances and exits or distance to upcoming destinations.

Orange Traffic Signs

Signs that warn drivers of temporary traffic conditions often caused by highway construction and maintenance projects.

White Traffic Signs

Signs that display traffic regulations, such as speed limits, or helpful information like state highway markers.

Yellow or Fluorescent Yellow-Green Traffic Signs

Signs used to prepare drivers for specific road conditions/hazards ahead and to alert drivers to nearby school zones, pedestrians, or playgrounds.

Red Traffic Signs

Signs that convey traffic regulations requiring immediate action to avoid threats to safety, such as "Wrong Way" or "Stop" signs.

Circular Traffic Signs

Shapes used specifically to alert drivers to upcoming railroad crossings.

Equilateral Triangle Traffic Signs

Three-sided signs of equal length that warn drivers to slow down and be prepared to stop to yield to others.

Pennant-Shaped Traffic Signs

Signs posted on the left-hand side of two-way roads to warn drivers not to pass other vehicles on the left.

Diamond-Shaped Traffic Signs

Signs that warn drivers of upcoming road conditions and hazards, such as "Slippery When Wet."

Five-Sided Traffic Signs

Signs that warn drivers they are entering an area near a school where children may be crossing the road.

Eight-Sided Traffic Signs

Signs that warn drivers they must stop and yield the appropriate right of way at an intersection.

Slow-Moving Vehicle Emblem

A sign with an orange, fluorescent center and red reflective borders indicating a vehicle that cannot exceed $25\,mph$.

Yellow Flashing Arrow

A signal meaning you may proceed with a turn only after yielding the right of way to pedestrians and oncoming traffic.

Red Flashing Light

A signal equivalent to a stop sign that requires a driver to come to a complete stop before proceeding when the intersection is clear.

Pedestrian Hybrid Beacon

A signal used to facilitate pedestrian crossing, often at mid-block, which remains dark until activated by a pedestrian.

Yellow Lane Markings

Markings that separate multiple lanes of traffic going in opposite directions.

White Lane Markings

Markings that separate multiple lanes of traffic going in the same direction.

Blind Spots (Tractor-Trailer)

Areas around a large truck where a car can disappear from view: up to $20\,feet$ in front, on either side, alongside the cab, and up to $200\,feet$ behind.

Indiana's Move Over Law

Law requiring motorists to change lanes away from an authorized vehicle with flashing lights or reduce speed to $10\,mph$ under the posted limit if changing lanes is not possible.

Hydroplaning

A condition where tires travel on a thin layer of oil, dirt, and water, resulting in the loss of friction needed to brake, speed up, or turn.

Penny Test

A method to check tire tread depth by placing a coin into a groove; if the tread is below $1/16\,inch$, the car's grip is greatly reduced.

Aggressive Driving

A legal classification for committing at least three specific unsafe acts (e.g., tailgating, speeding, failing to yield) during one episode of continuous driving.

Sharrows

Pavement markings of a bike with two arrows intended to alert road users to expect cyclists to occupy travel lanes.

U-Turn

A maneuver in which a driver changes direction by making a $180$-degree turn.

Roundabout

A circular intersection in which traffic enters or exits only through right turns and proceeds in a counterclockwise direction.

Rural Interstate Speed Limit

The maximum speed of $70\,mph$ for passenger vehicles and $65\,mph$ for trucks weighing more than $26,000\,lbs$.

Urban Residential Speed Limit

Vehicles in most urban residential areas may not exceed $30\,mph$ or the posted speed limit.

Certificate of Compliance (COC)

An electronic filing by an insurance provider to the BMV demonstrating that a driver held an effective insurance policy during an accident.

Carbon Monoxide Poisoning

A condition caused by an odorless, colorless gas from vehicle engines that can cause drowsiness, headaches, and a bluish tinge to skin or lips.

Two-to-Three Second Rule

A guideline for drivers to stay at least this amount of time behind the vehicle ahead to maintain a safe following distance.