RS-022 RESTROOMS Standard Sizes

This page shows the common MUTCD standard sizes for the RS-022 RESTROOMS sign. Use this information to select the appropriate size based on roadway speed, traffic conditions, and visibility needs. All dimensions are in inches.

Common Sizes

Standard nominal sizes per MUTCD.

Roadway Applications

Size selection based on speed, ADT, and roadway environment.

Visibility / Reflectivity

High-intensity reflective sheeting required at night.

Mounting Guidance

Proper mounting height and placement for optimal visibility.

RS-022 RESTROOMS Sign Standard Size Chart

24 in24" × 24"
Typical Use
Low-speed local roads and shared-use paths
Notes
Common minimum for symbol and recreational signs.
30 in30" × 30"
Typical Use
Conventional roadways
Notes
Typical size for most installations.
36 in36" × 36"
Typical Use
Higher-speed or higher-volume roadways
Notes
Improved legibility and daytime/nighttime visibility.
48 in48" × 48"
Typical Use
Expressways and freeways
Notes
Larger size for high-speed facilities.

Nominal Size	Dimensions	Typical Use	Notes
24 in	24" × 24"	Low-speed local roads and shared-use paths	Common minimum for symbol and recreational signs.
30 in	30" × 30"	Conventional roadways	Typical size for most installations.
36 in	36" × 36"	Higher-speed or higher-volume roadways	Improved legibility and daytime/nighttime visibility.
48 in	48" × 48"	Expressways and freeways	Larger size for high-speed facilities.

RS-022 RESTROOMS Sign Dimensions

W (Width)

H (Height)

For a square, Width (W) and Height (H) follow the nominal size at each dimension.

When Each Size Is Typically Used

24 in Square
Low-speed local roads and shared-use paths
30 in Square
Conventional roadways
36 in Square
Higher-speed or higher-volume roadways
48 in Square
Expressways and freeways

Material / Visibility Notes

✓
High-Intensity Reflectivity
Signs should use high-intensity or diamond-grade retroreflective sheeting for nighttime visibility.
✓
Sign Legibility
Larger signs improve legibility and driver response time.
✓
Nighttime Visibility
Proper size and reflectivity enhance visibility in low-light conditions.
✓
Maintenance
Keep signs clean and unobstructed to maintain retroreflective performance.

Educational reference only. This is not an official Caltrans, FHWA, or local agency publication and is not legal or engineering advice. Always verify sign selection, size, placement, spacing, and application against the current CA MUTCD 2026, Caltrans sign specifications, Standard Plans, project documents, and the reviewing agency’s requirements. Local jurisdictions may impose additional requirements, and final selection, placement, and dimensions may require engineering judgment or agency approval. Written against California MUTCD 2026 (effective January 18, 2026) and the Federal MUTCD 11th Edition. Official sources last verified June 2026.

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