TrinityHighway.com
2
Unreleased May 2021
Created November 2021
Table of Contents
CASS
®
S4(29) Acronyms .............................................................................................................. 2
Customer Service Contacts ........................................................................................................... 3
Important Introductory Notes ......................................................................................................... 3
Limitation and Warnings ................................................................................................................ 4
General CASS
®
S4(29) Information ............................................................................................... 6
CASS
®
S4(29) Components .......................................................................................................... 6
Recommended Tools .................................................................................................................. 13
Ground Preparation and Barrier Alignment ................................................................................. 14
Line Posts Foundation Placement ............................................................................................... 15
Post Placement ........................................................................................................................... 17
CASS
®
S4(29) Cable End Treatment .......................................................................................... 17
CCT Line Footings ...................................................................................................................... 19
CCT Posts Assembly .................................................................................................................. 21
Terminal Cables .......................................................................................................................... 22
Line Cables ................................................................................................................................. 23
Cable Splices .............................................................................................................................. 23
Laying Out the Cable/Attaching the Cables to the Posts ............................................................ 26
Tensioning and Tension Meter .................................................................................................... 27
Delineation .................................................................................................................................. 29
Repairs ........................................................................................................................................ 29
Emergency Repairs ..................................................................................................................... 30
Cable Tension Inspection Program ............................................................................................. 32
CASS
®
S4(29) Assembly/Repair Checklist .................................................................................. 33
CASS
®
S4(29) Routine Inspection Checklist (File with Maintenance Records) .......................... 34
CASS
®
S4(29) Temperature/Tension Chart ................................................................................ 35
Tension Log Cable Safety System .............................................................................................. 36
Appendix A: Flare Assemblies 30:1 Flare .................................................................................. 37
Appendix B: Cable Barrier Overlap ............................................................................................ 38
Appendix C: Encountering Rock ................................................................................................ 39
Appendix D: Base Plated Post Assembly .................................................................................. 40
CASS
®
S4(29) ACRONYMS
AASHTO
American Association of State Highway and Transportation Officials
CASS
®
S4(29)
The CASS
®
S4 29” High Cable Safety System
CBOD
Cable Barrier Overlap Distance
CCA
CASS
®
Cable Anchor
CCT
CASS
®
Cable Terminal
CFR
Code of Federal Regulation
CRP
Cable Release Post
FHWA
Federal Highway Administration
MSC
Minimum Strength Concrete
MUTCD
Manual on Uniform Traffic Control Devices
NCHRP
National Cooperative Highway Research Program
NHS
National Highway System
OSHA
Occupational Safety & Health Administration
PN
Trinity Part Number
PPE
Personal Protective Equipment
TL-3
Test Level-3
Trinity Highway
Trinity Highway Products, LLC
1V:”x”H
Slope Measurement-1 Foot Vertical Distance to “x” Foot Horizontal Distance
