Trinity Highway CASS TL3 - Precast Concrete Footings; Post Placement; Posts; Driven Posts

TrinityHighway.com 17 Revision A November 2021
6. Allow the footing to attain the required concrete strength before disturbing the foundations,
including the placement of posts.
Precast Concrete Footings
The precast concrete footings will be fabricated in forms and installed the same as if placed in
an augured or punched hole.
Post Placement
Posts
CASS
®
posts can be driven, placed in a driven sleeve, placed in a sleeve in a concrete footing
(poured or precast), or mounted to a concrete surface (Base Plated Post-See Appendix C).
All C-Channel Posts shall be alternately rotated 180 degrees as shown in Figure 1, Post
Orientation.
Driven Posts
Complete the following steps for a driven post assembly.
1. Lay out the post alignment and post spacing according to contract specifications and drive
the post (PN-33901G) with an appropriate driving head equipment.
2. The height from the finished grade to the top of the post is approximately 2’-8 1/4”
[0.819 m].
Posts in Sleeve
Complete the following steps for a post in the sleeve assembly
1. Place the post sleeve cover (PN-5823B) on the bottom end of the CASS
®
post.
2. Place the post in the sleeve so it rests on the first tab in the sleeve or bottom of the sleeve
and the sleeve cover is located at the top of the sleeve.
3. The height from the finished grade to the top of the post is approximately 2’-8¼” [0.819m].
Base Plated Post
For Base Plated Post Assembly, see Appendix D.
CASS
®
Cable End Treatments
CASS
®
is terminated with either a CCT or a CCA.
CCT
The CCT consists of three (3) CRP (Bottom CRP and Top CRP Post) and six (6) S3 x 5.7# [S75
x 8] terminal line posts. The cables are terminated at the CRP, one at each post. The terminal