TF13 Guide to Longitudinal Barrier Systems (Guardrail)
Longitudinal Barrier Systems, Designator Nomenclature
| Class | Function | Type | Number | Options |
|---|---|---|---|---|
| S - System | G - Guardrail | M - Median Barrier | 01 - 99 | a - z |
| R - Roadside Barrier |
For example, SGR20a is a System that is a Guardrail for Roadside applications.
Longitudinal Barriers added in 2022
SGR74a, Pinned Cross-Bolt F-Shaped Concrete Traffic Barrier
Longitudinal Barriers added in 2021SGR72a, Traffic Barrier with Soundwall System, MASH TL-3
SGM44a, Sentryline-M Wire Rope Barrier, Level Terrain
SGR25, Culvert-Mounted Strong-Post MGS (updated to MASH compliance)
Longitudinal Barriers added or revised in 2020SGR71a, ACRYLITE Soundstop TL-4 Noise Barrier System
SGM43b, Gibraltar Global TL-3 Cable Barrier System, 4H:1V Slope
SGM32a, SAFENCE Cable Barrier in 4H:1V Sloped Medians
SGM36a, CASS S3 on 4H:1V Slopes TL-3
SGM36b, CASS S3 on Level Terrain TL-4
SGM37a, Brifen Wire Rope Safety Fence O-Post MASH Level Terrain
SGM43a, Gibraltar Global TL-4 Cable Barrier System, Level Terrain
SGR03a, Box-Beam Guiderail MASH TL-3
SGR68, PennDOT W-Beam Guiderail over Underground Structure
SGM43a, Gibraltar Global TL-4 Cable Barrier System
SGR55a, Steel-Post MGS with Omitted Post
SGR55b, Wood-Post MGS with Omitted Post
SGR56, Weak-Post W-Beam Guardrail in Asphalt Mow Strip
SGR57, Weak-Post W-Beam Guardrail in Concrete Mow Strip
Longitudinal Barriers added in 2019SGR33e, Nu-Guard-31 Roadside Barrier, 5-lb Post
SGR67, RamShield W-Beam Barrier System
Longitudinal Barriers added in 2018SGM39, RESTORE Longitudinal Barrier
SGR33d, Nu-Guard-31 Roadside Barrier, 4-lb Post
SGR66, Road Safety Barrier Roller System, Model ETI-GR02-TL4
Significant Updates in 2018
SGR02b, Modified Weak-Post W-Beam Guardrail (Posted FHWA Eligibility Letter B-305 for MASH TL-3 compliance.)