Frequently Asked Questions

Looking for quick answers about traffic barrier production, design, and installation? Search our frequently asked questions tool below.

Where are traffic barriers typically used?

Traffic barriers should be installed in circumstances where features that could be hazardous to drivers and pedestrians cannot be removed or avoided. Examples include roadways near significant natural features like steep drop offs and lakes, or oncoming traffic on a narrow roadway.

Traffic barriers in pedestrian areas, to create organized and therefore efficient patterns of foot traffic.

What are the most common types of concrete traffic barriers?
Jersey, F-Shaped, and Constant Slope traffic barriers are common solutions that conform to crash test standards.
What are the most common sizes of concrete traffic barriers?
The most common size is 10-feet. However, 20- and 30-foot barriers are often utilized. Occasionally, shorter versions are necessary, typically in pedestrian spaces.
Why should I use precast traffic barriers for my next project?
Installation is fairly simple. In contrast to poured in place structures, precast installation can be completed with simple machinery and a small group of professionals.
What are some design considerations pertaining to traffic barriers?
  • Shape and length to handle the demands of an impact and leave a clear zone that meets DOT standards
  • Concrete strength and bar reinforcement to meet crash test standards
  • Surface finishing for uniform appearance
What are the main considerations in choosing the right traffic barrier size and shape?
The main considerations involve choosing shapes and sizes that conform to ASTM crash test standards, based on the use of the roadway.
How complicated is precast traffic barrier installation?
Most products can then be installed in just one day with the use of small equipment.
What are the steps of installation?

Basic instructions for typical installation can be found here.

What equipment and supplies are necessary for precast traffic barrier installation?
  • Any load-rated lifting device
  • All proper safety equipment and PPE
  • Hammer drill for installing the anchoring system
  • Tools for blowing and brushing the anchor system openings
  • Tool for bending the anchoring system washer
What are some advantages of precast that installers need to know?
  • Ease and speed of installation
  • In-stock availability of many standard sizes
  • Customization to fit project needs
  • Compelling upfront costs as many required materials are supplied by producers (ie. Sealants, grates, mastic)
  • Dedicated and knowledgeable sales staff

Need more info?

Rethink Precast Marketing has an experienced team that is equipped to help you weigh the considerations of installing a precast concrete traffic barriers. They can also guide you to a qualified supplier near you. Reach out today for more information.