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  4. Object Marker Left Type 3 Red & White - OM3-L R/W

Object Marker Left Type 3 Red & White - OM3-L R/W

Object Marker Left Type 3 Red & White - OM3-L R/W
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

Object Marker Left Type 3 Red & White - OM3-L R/W

Enhance roadway safety with this precision-engineered object marker designed for marking potential hazards along transportation routes. The marker features high-intensity reflective sheeting mounted on durable aluminum with radius corners, ensuring maximum visibility and long-lasting performance in challenging roadside environments. Constructed to meet rigorous DOT and MUTCD state and federal guidelines, this Type 3 object marker (OM3-L) utilizes red and white reflective surfaces to provide clear warning signals for obstructions adjacent to roadways. The 3/8" prepunched hole allows for simple and secure mounting, making installation straightforward for transportation professionals and municipal maintenance crews.

Spec • 2026
MUTCD Compliant

Sign Specifications

MUTCD Code

OM3-L

Sign Type

Object Marker

Shape

Diamond

Standard warning sign shape

Colors

ABC

Yellow background

Black legend

Compliance

MUTCD Compliant: Type 3 Object Marker per Section 2C.65. Marks roadside obstructions.

SizeDimensionsApplication
StandardDefault12x36"Roadside obstructions
Compliance & Certifications

MUTCD Compliant

Federal standards

DOT Approved

State & Federal

ASTM D4956

Type III/IV/XI

10+ Years

Durability

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 on roadside obstructions. OM3-L for left side, OM3-R for right side, OM3-C for both directions. Red/white reflective.

MUTCD Reference: Section 2C.65

Reference: MUTCD Section 2C.65