Resources
MnDOT resources
- Roadside Hardware Identification and Inspection Handbook (PDF)
- Guardrail/Barrier Drawings - Standard Plans, Standard Plates, and Design Details.
- Approved/Qualified Products - Roadside Barrier Products
- Facility Design Guide Chapter 10 – Roadside Design and Traffic Barriers (PDF)
- Design Scene, Chapter 14: Guardrail and Barriers (PDF)
- MnDOT Guardrail Replacement and Maintenance Guidelines (PDF) - Research Project Final Report #2010RIC13
Active Technical Memoranda related to Guardrail/Barrier
FHWA/AASHTO/NCHRP resources
- FHWA – Hardware Eligibility Letters
- FHWA - W-Beam Guardrail Repair, A Guide for Highway and Street Maintenance Personnel (PDF)
- AASHTO Roadside Design Guide/Manual for Assessing Safety Hardware (MASH)
- AASHTO Task Force 13
- AASHTO - Roadside Hardware Resource Charts
- NCHRP Report 350 –Recommended Procedure for the Safety Performance Evaluation of Highway Features (PDF)
- NCHRP Report 656 -Criteria for Restoration of Longitudinal Barriers (PDF)
Research/pooled funds/crash testing reports
- Midwest Roadside Safety Facility (MwRSF)
- Roadside Safety Research Program (Texas Transportation Institute)
Guardrail terminal videos
- SoftStop from Trinity Highway Products | MaineDOT's Guardrail Inspection Training
- MSKT from Road Systems, Inc | MaineDOT's Guardrail Inspection Training
- FLEAT from Road Systems, Inc | MaineDOT's Guardrail Inspection Training
- SRT-350 from Trinity Highway Products | MaineDOT's Guardrail Inspection Training
- MAX-Tension from Lindsay Corporation | MaineDOT's Guardrail Inspection Training