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  1. Home
  2. Regulatory Signs
  3. Reversible Lane Control Sign - R3-9d

Reversible Lane Control Sign - R3-9d

Reversible Lane Control Sign - R3-9d
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

Reversible Lane Control Sign - R3-9d

Designed for dynamic traffic management, this Reversible Lane Control Sign provides clear guidance for lanes that change direction during different times of the day. Engineered to meet DOT and MUTCD state and federal guidelines, the sign allows for flexible lane usage that can accommodate through traffic or exclusive left turns depending on peak traffic periods. Constructed with high-intensity reflective sheeting on aluminum with radius corners, the sign features 3/8" prepunched holes for versatile mounting. It can be installed as a static or changeable message type, and mounted either on the ground or overhead, ensuring maximum visibility and traffic flow efficiency.

Spec • 2026
MUTCD Compliant

Sign Specifications

MUTCD Code

R3-9D

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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