Speed Limit 55 Sign - Official Traffic Regulation Signage #1905002 (License: Personal Use)

This is a federally standardized speed limit sign per MUTCD guidelines, featuring bold black uppercase text “SPEED LIMIT” above the numerals “55” on a white reflective background with a black border. The sign is typically mounted on posts or overhead gantries along roadways to inform drivers of legally enforceable speed restrictions. Its high-contrast design ensures visibility day and night under various weather conditions.

Used on U.S. highways, rural roads, and state routes where the posted speed limit is 55 mph; commonly referenced in driver education, traffic law resources, transportation planning, and roadside safety campaigns.