Barrier End Treatments and Crash Cushions RDG Chapter 8.

Barrier End Treatments and Crash Cushions

RDG Chapter 8

Terminal Classifications

• A gating device

• A non-gating device

A Brief History of Non-Proprietary Terminals

• Blunt End• Turned-Down End or

Texas Twist• BCT (Breakaway Cable Terminal)

• MELT (Modified Eccentric Loader Terminal)

• Buried-in-Backslope

Blunt EndsBlunt End

Hot knife through butter

Texas TwistTurned-Down End

BCTBCT

Guardrail

MELTMELT

Buried Guard RailBuried-In-Backslope

Report 350 Terminals Video

Some Proprietary W-beam Terminals

• BRAKEMASTER

• CAT (Crash Cushion Attenuating Terminal)

• SRT 350 (Slotted Rail Terminal 350)

• Regent

CAT

Crash Cushion Attenuating Terminal (CAT)

Slotted Rail Terminal 350

Slotted Rails

Energy-Absorbing Proprietary Terminals

•ET PLUS (Extruder Terminal PLUS)

•SKT 350 (Sequential Kinking Terminal 350)

•FLEAT (Flared Energy Absorbing Terminal)

ET- 2000

How the ET-2000 works

SKT 350Sequential Kinking Terminal (SKT)

SKT-350 After Hit

SUV vs. SKT

FLEATFlared Energy Absorbing Terminal (FLEAT)

Installation Problems with Gating Terminals

Good installation?

Good installation 2?