W20-5L-4Reflective
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Work Zone / TTC
W20-5L Left Lane Closed (with distance) Ahead
Standard MUTCD TTC / Construction Sign (W20-5L). Heavy-duty aluminum construction with reflective sheeting. Meets or exceeds all Federal Highway Administration standards.
Available Sizes
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Technical Specifications
- 1Purpose & Function
- Alerts drivers to changing road conditions or enforces right-of-way per MUTCD requirements.
- 2Visual Design & Legend
- High-contrast legend with precise stroke widths designed for optimal legibility at speed.
- 3Materials & Sheeting
- .080"/.125" 5052-H38 alodized aluminum with 3M™ DG³ / High Intensity Prismatic sheeting.
- 4State & Federal Compliance
- Fully conforms to 2024 FHWA MUTCD 11th Edition and standard DOT highway specifications (e.g., WSDOT Section 9-28).
- 5Advance Placement Guidelines
- Recommended spacing: Urban settings 100-200 ft, Rural highways 500-1000 ft, Expressways 1500+ ft prior to condition.
Complete Your Setup
Compatible mounting hardware and accessories for this sign.
- Telespar 2"x2" Square Steel Posts (Galvanized)
- Heavy-Duty Rubber Sign Stand Base (42 lb)
- Type III Barricade Uprights
- Anti-Theft Post Mounting Hardware Kit