Z-Bar Splice Sign Mount
Use with U-Channel and Square Sign Posts
Note:
For use on signs with ⅜″ dia. holes, mounted on either U-Channel or Square sign posts.
Our signs are provided with 2 standard holes, installation using this bracket requires all signs to have a minimum of 4 holes (2 top and 2 bottom) following the Z-bar configuration below. We do not offer custom holes on the website at this time. If you require holes on your signs to use with these z-bars, contact customer service and request a price quote.
Package includes one Z-bar. Review the installation guidelines below to order the correct number of bars for your application.
Aluminum Z-Brackets are great for supporting signs in medium to high speed zones and on high wind areas. This Z-bar splice attaches signs to U-channel or Square posts. Available in six different sizes to fit multiple sign dimensions and shapes.
Mounting hardware to attach Z-bar splice to signs posts is sold separately. Use either our popular Bolting Set or our Tamper Resistant Hardware.
NY DOT specifications: Aluminum Z-Bars weighing 1.00 lb/ft and measuring 2⅜″ × 1¼″ × 3/16″ may be pre-punched with 5/16″ diameter holes at 1″ centers along the entire length.
The horizontal z bar length shall be a minimum of 1″ longer than the center to center distance between extreme mounting holes. Where posts are located at the end of horizontal z bar, the horizontal z bar shall extend beyond the side of the post a minimum of one ½″ and a maximum of 2″.
Recommended Accessories
Product Information
Details
Z-Bar Sign Mount Features
- Available in 6 different sizes.
- Pre-drilled Z-bars attached securely to signs.
- Supports signs in high wind areas.
- Z-Bar holes are 5/16″ and 7/16″ in diameter with a distance of 1″ from centers.
- Sign to Z-Bar mounting hardware is included.
- Bolting set to attach Z-bar to post is sold separately. Use either our popular Bolting Set or our Tamper Resistant Hardware.
- Weight:
9″ Z-Bar: 0.88 lbs,
13″ Z-Bar: 1.2 lbs,
16″ Z-Bar: 1.4 lbs,
19″ Z-Bar: 1.65 lbs,
25″ Z-Bar: 2 lbs,
31″ Z-Bar: 2.8 lbs.
Z-bar Hole Diameter
Z-bar is provided with two different hole sizes on each leg, 5/16″ holes attach Z-bar to sign and 7/16″ hole attaches Z-bar to post.
Installation Procedures
Z-Bar Splice on a U-Channel Post
Z-bar Hole configuration.
5/16" holes attach sign to Z-bar.
pushing bolt through the Z-bar and post.
Securing it tighly with nut.
a U-channel post with two 19" Z-bars.
NY DOT - Signs and Z-Bars configuration
The following hole configuration chart follows New York DOT requirements, however, it is only attributed to the Z-bar lenghts that are offered in this website. Holes size must be 3/8″ diameter.
Post and horizontal Z bar arrangements are shown for common blanks. These arrangements may be adjusted as necessary where a number of sign blanks are grouped in sign assemblies or where additional posts are required due to post capacity limitations.
For Rectangular Signs
| Sign Size & Shape | Z-Bar Size & Quantity | Diagram | Hole configuration | Hardware Included |
|---|---|---|---|---|
| 24 x 8" Rectangle | Two 19" Z-bars |  |
Two 3/8" holes 18" apart horizontally (top and bottom) and 4" apart vertically. | 1 set of bolting hardware per Z-bar. |
| 24 x 12" Rectangle | Two 19" Z-bars |  |
Two 3/8" holes 18" apart horizontally (top and bottom) and 6" apart vertically. | 1 set of bolting hardware per Z-bar. |
| 24 x 18" Rectangle | Two 19" Z-bars |  |
Two 3/8" holes 18" apart horizontally (top and bottom) and 12" apart vertically. | 1 set of bolting hardware per Z-bar. |
| 24 x 30" Rectangle | Two 19" Z-bars |  |
Two 3/8" holes 18" apart horizontally (top and bottom) and 24" apart vertically. | 1 set of bolting hardware per Z-bar. |
| 24 x 36" Rectangle | Two 19" Z-bars |  |
Two 3/8" holes 18" apart horizontally (top and bottom) and 30" apart vertically. | 1 set of bolting hardware per Z-bar. |
| 30 x 24" Rectangle | Two 25" Z-bar |  |
Two 3/8" holes 24" apart horizontally (top and bottom) and 18" apart vertically. | 1 set of bolting hardware per Z-bar. |
| 30 x 36" Rectangle | Two 25" Z-bar |  |
Two 3/8" holes 24" apart horizontally (top and bottom) and 30" apart vertically. | 1 set of bolting hardware per Z-bar. |
| 36 x 12" Rectangle | Two 31" Z-bars |  |
Three 3/8" holes 15" apart horizontally (top and bottom) and 6" apart vertically. | 2 sets of bolting hardware per Z-bar. |
| 36 x 18" Rectangle | Two 31" Z-bars |  |
Three 3/8" holes 15" apart horizontally (top and bottom) and 12" apart vertically. | 2 sets of bolting hardware per Z-bar. | 36 x 24" Rectangle | Two 31" Z-bars |  |
Three 3/8" holes 15" apart horizontally (top and bottom) and 18" apart vertically. | 2 sets of bolting hardware per Z-bar. | 36 x 30" Rectangle | Two 31" Z-bars |  |
Three 3/8" holes 15" apart horizontally (top and bottom) and 24" apart vertically. | 2 sets of bolting hardware per Z-bar. | 36 x 48" Rectangle | Three 31" Z-bars |  |
Three 3/8" holes 15" apart horizontally (top and bottom) and 21" apart vertically. | 2 sets of bolting hardware per Z-bar. | 12" wide Signs | 9" Z-bars |  |
For 12" wide signs, a 9" Z-bar is recommended. Z-bar configuration not applicable with NY DOT. | 1 set of bolting hardware per Z-bar. | 18" wide Signs | 13" Z-bars |  |
For 18" wide signs, a 13" Z-bar is recommended. Z-bar configuration not applicable with NY DOT. | 1 set of bolting hardware per Z-bar. |
Other Shapes
| Sign Size & Shape | Z-bar Size & Quantity | Diagram | Hole configuration | Hardware Included |
|---|---|---|---|---|
| 24" Square | Two 19" Z-bars |  |
Two 3/8" holes 18" apart horizontally (top and bottom) and 18" apart vertically. | 1 set of bolting hardware per Z-bar. |
| 30" Square | Two 25" Z-bars |  |
Two 3/8" holes 24" apart horizontally (top and bottom) and 24" apart vertically. | 1 set of bolting hardware per Z-bar. |
| 36" Square | Two 31" Z-bars |  |
Two 3/8" holes 15" apart horizontally (top and bottom) and 30" apart vertically. | 2 sets of bolting hardware per Z-bar. |
| 24" Diamond | Two 13" Z-bars |  |
Two 3/8" holes 12" apart horizontally (top and bottom) and 16" apart vertically. | 1 set of bolting hardware per Z-bar. |
| 30" Diamond | Two 16" Z-bars |  |
Two 3/8" holes 15" apart horizontally (top and bottom) and 20" apart vertically. | 1 set of bolting hardware per Z-bar. |
| 24" Octagon | Two 13" Z-bars |  |
Two 3/8" holes 13" apart horizontally (top and bottom) and 16" apart vertically. | 1 set of bolting hardware per Z-bar. |
| 30" Octagon | Two 16" Z-bars |  |
Two 3/8" holes 15" apart horizontally (top and bottom) and 20" apart vertically. | 1 set of bolting hardware per Z-bar. |
