The DO NOT ENTER (R5-1) sign shall be used where traffic is prohibited from entering a restricted roadway. The DO NOT ENTER sign may be installed where it is necessary to emphasize the one-way traffic movement on a ramp or turning lane.

Slow down, maximum advised speed is 25 mph in ideal conditions.

Left turn is prohibited.

Max speed 50 mph, minimum speed 30 mph in ideal conditions. You are required to go slower then the posted speed limits in poor driving conditions like sleet, snow, fog, etc.

Disabled/handicapped parking space. Reserved for individuals with disabled parking privileges.

The Double Arrow (W12-1) sign may be used to advise road users that traffic is permitted to pass on either side of an island, obstruction, or gore in the roadway. Traffic separated by this sign may either rejoin or change directions.

The Low Clearance sign may be installed in advance of the structure. Example, the overpass has a low clearance. Do not proceed if the vehicle height is over the listed clearance dimensions.

The Keep Right (R4-7) sign may be used at locations where it is necessary for traffic to pass only to the right of a roadway feature or obstruction. A traffic island, obstruction or median is ahead. Keep to the right.

The speed posted represents the maximum legal speed that you may travel during ideal weather conditions. You may receive a ticket in adverse weather conditions (like snow, rain, sleet, fog, etc.) even when traveling below the posted speed limit

Slow down, maximum advised speed is 25 mph in ideal conditions.

Pedestrian crossing ahead. Slow down and be ready to stop.

Warning that ahead of you, the road curves to the right. Be aware and slow down.

The Flagger (20-7a) symbol sign should be used in advance of any point where a flagger is stationed to control road users. Be prepared to stop and follow the traffic flagger`s instructions.

The road ahead curves sharply right, then left. Reduce your speed and be alert.

A Merge (W4-1) sign may be used to warn road users on the major roadway that merging movements might be encountered in advance of a point where lanes from two separate roadways converge as a single traffic lane and no turning conflict occurs.

A Workers (W21-1a) symbol sign may be used to alert road users of workers in or near the roadway.

This sign warns of a railroad crossing ahead.

General information sign for an airport.

If the change in horizontal alignment is 135 degrees or more, the Hairpin Curve (W1-11) sign may be used.

No U-turn. Do not turn around in the street or at an intersection.

General information sign for a bus station.

U.S. Route signs shall consist of black numerals on a white shield surrounded by a black background without a border. This sign shall be used on all U.S. routes and in connection with route sign assemblies on intersecting highways.

Deer crossing ahead. Slow down, be alert, and ready to stop. Deer have been known to cross the road in this area.

DIP (W8-2) sign should be used to give warning of a sharp depression in the profile of the road.

Interstate Route signs may contain the State name in white upper-case letters on a blue background.

A NARROW BRIDGE sign may be used in advance of a bridge or culvert on which the approach shoulders are narrowed or eliminated.

Stop Ahead (W3-1) sign shall be installed on an approach to a primary traffic control device that is not visible for a sufficient distance to permit the road user to respond to the device. It is your advance warning that a stop sign is ahead of you.

State Route signs shall be designed by the individual State highway agencies. State Route signs should be rectangular and should be approximately the same size as the U.S. Route sign.

(D9-20) sign shall only be used to indicate the availability of a pharmacy that is open, with a State-licensed pharmacist present and on duty.

The DEAD END (W14-1) sign may be used at the entrance of a single road or street that terminates in a dead end or cul-de-sac.

The Reduced Speed School Zone Ahead (S4-5) sign may be used to inform road users of a reduced speed zone when engineering judgment indicates that advance notice would be appropriate.

The Playground (W15-1) sign may be used to give advance warning of a designated children playground that is located adjacent to the road. The Playground sign may have a fluorescent yellow/green background with a black legend and border.