Weight Limit Tons Signs
The purpose of the R12-1 Weight Limit Tons Sign is to indicate the maximum weight capacity a bridge or road can support, ensuring the safety and structural integrity of the infrastructure. By customizing the sign with a specific weight limit, it provides clear guidance to drivers of heavy vehicles, helping to prevent damage and maintain public safety. Be sure to enter your custom weight in the box below the sign.
Weight Limit Tons Sign Details:
- Sign is manufactured on durable rust-proof .080" aluminum
- Pre-punched 3/8" mounting holes in top and bottom for easy installation.
- Meets M.U.T.C.D. specifications for highway use.
- See in our catalog on page 7.
In Stock - Usually ships same or next business day.
High Intensity Prismatic Reflective on .080" Aluminum:
MATERIAL | SIZE | PRICE PER SIGN | ADD TO CART | Catalog Part # | ||
---|---|---|---|---|---|---|
1 to 4 | 5 to 9 | 10 + | ||||
![]() High Intensity Prismatic | 24" x 30" | $86.90 | $82.56 | $78.21 | R12-1-2430-HIP | |
36" x 48" | $213.51 | $202.83 | $192.16 | R12-1-3648-HIP |
Full Cube Prismatic Reflective on .080" Aluminum:
MATERIAL | SIZE | PRICE PER SIGN | ADD TO CART | Catalog Part # | ||
---|---|---|---|---|---|---|
1 to 4 | 5 to 9 | 10 + | ||||
![]() Full Cube Prismatic | 24" x 30" | $95.70 | $90.92 | $86.13 | R12-1-2430-UPG | |
36" x 48" | $238.92 | $226.97 | $215.03 | R12-1-3648-UPG |
Available Reflective Finishes:
High Intensity Prismatic Reflective | Full Cube Prismatic Reflective |
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Sign Posts
Sign Installation Hardware
Other Weight Limit Signs

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Specifications:
Legend: | WEIGHT LIMIT TONS |
MUTCD Sign Code #: | R12-1 |
Shape: | Vertical Rectangle |
Color: | BLACK on WHITE |
Available Sizes and Weights: | Size: 24" x 30"; Ship Weight: 6.2 lbs |
Size: 36" x 48"; Ship Weight: 14.9 lbs | |
Available Styles: | High Intensity Prismatic Reflective on .080" Aluminum |
Full Cube Prismatic Reflective on .080" Aluminum | |
Full Description: | R12-1 have a white background color. The text and border are black and it is in the shape of a vertical rectangle. |
Mounting Hole Placement: | ![]() |
Example Use:
A Weight Limit Sign is a vital tool for safeguarding aging infrastructure, particularly older bridges that may no longer be equipped to handle the demands of modern traffic. For instance, in the small town of Rivertown, there is a historic bridge, built in the early 1900s, which was originally designed to accommodate horse-drawn carriages and the occasional motor vehicle. With time, the structural integrity of the bridge has been compromised due to wear and tear, and although it's still safe for most vehicles, it's not equipped to bear the weight of today's heavy trucks and buses. To prevent potential damage or collapse, the local government, after consulting with structural engineers, decided to place a 'Weight Limit 5 Tons' sign at both approaches to the bridge. This way, heavier vehicles are warned in advance to take an alternate route, thereby preserving the bridge and ensuring the safety of all who cross it.