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© 2026 TrafficSigns.com — A division of Traffic Sign Corporation

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  1. Home
  2. Regulatory Signs
  3. HOV Only Hours Sign - R3-11c

HOV Only Hours Sign - R3-11c

HOV Only Hours Sign - R3-11c
Min: 1 • Max: 1000
Unit Price:$0.00
Quantity:× 1
Total:$0.00

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Choose Your Reflectivity Grade

Compare visibility, durability, and ideal applications

Type I

Engineering Grade

Ideal Use

Parking lots

Brightness

Standard

General Lifespan

7 years

Night-time Visibility

500 feet away

Type IV

High Intensity Prismatic

Ideal Use

Roadways

Brightness

High

General Lifespan

10 years

Night-time Visibility

1000 feet away

Type IX

Diamond Grade

Ideal Use

High-speed roadways

Brightness

Maximum

General Lifespan

10+ years

Night-time Visibility

1500 feet away

Product Details

HOV Only Hours Sign - R3-11c

High Occupancy Vehicle (HOV) lanes play a critical role in managing urban traffic flow, and this R3-11c sign provides clear, authoritative guidance for drivers. Constructed from reflective aluminum with standard punched blanks, the sign meets both DOT and MUTCD state and federal standards, ensuring precise communication of lane restrictions. Available in high intensity and diamond grade materials, this sign offers exceptional visibility under diverse lighting conditions. The R3-11c designation provides immediate recognition for transportation professionals and drivers, effectively communicating HOV lane hours and promoting more efficient, eco-friendly commuting strategies.

Spec • 2026
MUTCD Compliant

Sign Specifications

MUTCD Code

R3-11C

Sign Type

Regulatory Sign

Shape

Rectangle (Vertical)

Standard regulatory sign shape

Colors

ABC

White background

Black legend

Compliance

MUTCD Compliant: Turn/lane control sign per MUTCD Section 2B.18.

SizeDimensionsApplication
StandardDefault18×24"Conventional
Compliance & Certifications

MUTCD Compliant

Federal standards

DOT Approved

State & Federal

ASTM D4956

Type III/IV/XI

10+ Years

Durability

Engineer Grade (EG)

Type: ASTM Type I

Lifespan: 5-7 years

Brightness: ~50 cd/lux/m²

Parking lots, low-speed areas, non-critical signage

Recommended

High Intensity Prismatic (HIP)

Type: ASTM Type III/IV

Lifespan: 10 years

Brightness: ~360 cd/lux/m²

Traffic signs, work zones, roadways

Diamond Grade (DG3)

Type: ASTM Type XI

Lifespan: 10-12 years

Brightness: ~580 cd/lux/m²

Critical signs, freeways, overhead signs

Install at or near the intersection where the restriction applies.

MUTCD Reference: Section 2B.18

Reference: MUTCD Section 2B.18

Often Paired With

Signs commonly installed together per MUTCD guidelines

Do Not Enter Sign - R5-1

R5-1

Do Not Enter Sign

Speed Limit Sign - R2-1

R2-1

Speed Limit Sign

Stop Signs - R1-1

R1-1

Stop Signs

4 Way Stop Sign - R1-3

R1-3

4 Way Stop Sign

One Way Right Sign - R6-1R

R6-1R

One Way Right Sign

Truck Speed Limit Sign - R2-2

R2-2

Truck Speed Limit Sign

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