ASTM D4956 - 19

ASTM D4956 - 19: Comprehensive Guide for Traffic Control Devices

The ASTM D4956 - 19 standard is a critical document in the field of civil engineering, providing recognized specifications for retroreflective sheeting intended for traffic control devices. This standard establishes the performance requirements and testing methods that ensure the visibility and durability of materials used in roadway signage and markings. Published on July 1, 2019, it serves as a vital resource for engineers, designers, and manufacturers involved in the creation and maintenance of traffic control systems.

Key Features and Benefits

• Enhanced Safety: The ASTM D4956 - 19 standard ensures that all traffic control devices meet rigorous visibility standards, significantly contributing to driver and pedestrian safety.
• Quality Assurance: This document provides specifications that must be adhered to by manufacturers, ensuring that the materials used in traffic signs and barriers are of the highest quality.
• Uniformity: By adhering to this standard, municipalities and contractors can ensure uniformity in manufacturing practices, which leads to consistency in performance across installations.
• Compliance & Certification: Using materials certified under ASTM D4956 provides peace of mind that products meet industry benchmarks, facilitating adherence to legal and regulatory requirements.

Scope of the Standard

The scope of ASTM D4956 - 19 covers various types of retroreflective sheeting, detailing the methods for testing retroreflective properties, weatherability, durability, and adhesive characteristics. It serves as a reference for selecting the appropriate sheeting type based on specific application requirements, whether it be for temporary or permanent traffic control devices.

Applications

The applications for ASTM D4956 - 19 are vast, encompassing signage used in highways, street signs, work zone alerts, and other areas where visibility is crucial. By following the guidelines set forth in this standard, professionals in the civil engineering sector can ensure that their traffic control devices are not only compliant with existing regulations but are also effective in enhancing public safety.

Availability

The ASTM D4956 - 19 standard is available for purchase in both PDF and hardcopy formats for just £74.00. It is an essential investment for civil engineers, contractors, and municipalities looking to enhance the safety and durability of their traffic systems.