Eastern Metal Knowledge Center: Traffic Safety & Operational Resources
Welcome to the Eastern Metal Knowledge Center. We are your central resource for expert guidance on traffic safety equipment, regulatory compliance, field maintenance, and procurement best practices. Use the categories below to find answers for your temporary traffic control projects.
Technical Compliance & Standards
- What is MASH-2016 compliance and does my project require it?
Summary: This guide explains the current federal crash-testing standards for temporary traffic control devices and helps you determine if your project falls under these requirements.
- What is the difference between NCHRP-350 and MASH-2016 standards?
Summary: Understand the evolution of safety testing protocols and why the transition from NCHRP-350 to MASH-2016 is critical for your current site safety.
- Are my traffic cones and drums MASH-compliant?
Summary: We clarify “Category 1” device classifications and the FHWA guidelines surrounding traffic cones and drums.
- Do I need a FHWA eligibility letter for my specific sign stand setup?
Summary: Resolve procurement challenges by learning when and why an FHWA eligibility letter is necessary for your equipment.
Product Selection & Material Guides
- Eastern Metal Roll-Up Sign Materials Hub
Summary: Central resource hub for professional temporary traffic control roll-up signs, comparing high-performance retroreflective materials.
- ORALITE® Marathon™ Roll-Up Sign Material Guide
Summary: Detailed engineering specs for heavy-duty microprismatic roll-up signs designed for daily work zones and utility maintenance.
- ORALITE® Super Bright™ Roll-Up Sign Material Guide
Summary: Detailed engineering specs for high-intensity prismatic roll-up signs, including fluorescent pink for emergency incident management.
- Roll-Up Traffic Sign Materials Guide: Mesh, NVRFO, Marathon, and Diamond Grade
Summary: Learn to select the correct material based on your specific operational needs, including the differences between daytime and nighttime retro-reflectivity requirements.
- What are the visibility requirements for temporary work zone signs?
Summary: A breakdown of the retro-reflectivity standards required to keep your work zones visible and safe in varying light conditions.
- What are the MUTCD requirements for STOP/SLOW traffic control paddles?
Summary: A complete guide to selecting the correct paddle substrates, flagger staffs, and reflective sheeting for temporary traffic control operations.
Installation, Maintenance & Best Practices
- How do I properly select a sign stand for high-wind environments?
Summary: Expert tips on choosing heavy-duty, high-stability stands that prevent tip-overs and ensure continuous work zone safety in adverse weather.
- How long is the service life of a temporary traffic control device?
Summary: Guidance on equipment maintenance cycles and identifying when wear and tear requires a replacement to maintain safety compliance.
- What is the required vertical mounting height for temporary signs?
Summary: Quick reference for installation requirements for temporary traffic control signs in both rural and urban environments.
- How do I replace or repair damaged sign hardware in the field?
Summary: Practical instructions on identifying and replacing specific hardware components, such as brackets and springs, to keep your equipment operational.
