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  3. Intermediate Milepost Sign 3 Digits - D10-3a

Intermediate Milepost Sign 3 Digits - D10-3a

Intermediate Milepost Sign 3 Digits - D10-3a
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Product Details

Intermediate Milepost Sign 3 Digits - D10-3a

These durable intermediate milepost signs provide clear highway distance markers for transportation departments and road management professionals. Constructed with high-quality aluminum and featuring radius corners, the sign ensures long-lasting performance in diverse roadway environments. Designed to meet DOT and MUTCD state and federal guidelines, this 3-digit sign (D10-3a) includes prepunched 3/8" holes for easy installation. The sign is available with high-intensity and diamond-grade reflective sheeting, enabling optimal visibility for drivers under various lighting and weather conditions. The design allows for displaying decimal points between integer distance markers, providing precise location references along highway routes.

Spec • 2026
MUTCD Compliant

Sign Specifications

MUTCD Code

D10-3A

Sign Type

Guide Sign

Shape

Rectangle (Horizontal)

Guide and information signs

Colors

ABC

Green background

White legend

Compliance

MUTCD Compliant: Milepost sign per Section 2D.52. White legend on green background.

SizeDimensionsApplication
StandardDefault10x48"Conventional roads
Freeway12x60"Freeways and expressways
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 1-mile intervals along routes. Green background.

MUTCD Reference: Section 2D.52

Reference: MUTCD Section 2D.52

Often Paired With

Signs commonly installed together per MUTCD guidelines

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EXSS69

Extruded Street Name Signs

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24-Hour (Plaque) Sign - D9-20aP

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RL-140

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