Custom Low Clearance Signs
The Low Clearance sign shall be used to warn road users of clearances less than 12 inches above the statutory maximum vehicle height.
Rigid signs must be mounted at least 5 feet above grade (7 feet where there are pedestrians or parked cars) for visibility and to avoid windshield penetration if they are impacted. Roll-Up signs must be mounted at least one foot above grade. Use retro reflectorized rigid signs for night work.
Need to design a custom sign but don’t see a template you like? Email us directly at sales@safetysign.com.
Sizes 18″, 24″ and 30″ are only available in rigid aluminum. 36″ and 48″ are offered in rigid aluminum and roll-up sign materials.
This sign is available in either Rigid Aluminum or Roll-Up materials. See options below.
Material | Visibility | Resistance | Outdoor Durability | Service Temperature | Info |
---|---|---|---|---|---|
Day Time Use Only | Fading and Mild Chemicals | 5 to 7 Years | -40° to 212° F | ||
Day Time Use Only | Fading and Mild Chemicals | 5 to 7 Years | -40° to 212° F | ||
Good Reflective | Fading and Mild Chemicals | Up to 7 Years | -10°F - 130°F | ||
Better Reflective | Fading and Mild Chemicals | 7 to 10 Years | -10°F - 130°F | ||
Best Reflective | N/A | 10+ Years | -10°F - 130°F | ||
Best Reflective | N/A | Up to 3 Years | -10°F - 130°F | ||
Day Time Use Only | N/A | Up to 3 Years | N/A | ||
Minimum Reflectivity | N/A | Up to 3 Years | N/A | ||
Minimum Reflectivity | Mild Chemicals | Up to 3 Years | N/A | ||
Higher photometric performance | Mild Chemicals | Up to 3 Years | N/A |
Rigid aluminum diamonds are supplied with 3/8" dia. mounting holes. Hole configuration is as follows: 18″, 24″, 30″ and 36″ diamonds have 2 holes (top and bottom), 48″ diamonds have 4 mounting holes. Roll-Up materials have two rib options, with and without flag assembly.
View illustration of mounting holes and rib options.
ALL ROLL-UP SIGNS INCLUDE VELCRO LOOP FOR STORAGE PURPOSES. This is different than the velcro overlay option listed below.
Please click here for details.
The options are:
1. None (no laminate) or Anti-Graffiti Film, applicable only to Aluminum Signs.
2. Velcro options for Roll-Up materials
Is your sign going to need velcro strips over all or some of the words? Please specify the requirement in the instructions field below. Velcro strips are optional, and typically used on signs with variable messages.
Looking for a proof? Don’t use this comment box — You will get to set your printing options for supported products after adding to cart.
Select sign color. Orange Low Clearance signs are only available in .080" Rust-Free Aluminum, .080" 3M Diamond Grade Reflective Aluminum, and Roll-Up materials.
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Recommended Accessories
Frequently Purchased Together
Product Information
Roll-Up Signs
Roll-up signs material grades
- Non-Reflective Solid Vinyl signs are recommended for day time use only, this material is not MUTCD compliant when used at night.
- Super Bright Reflective Vinyl signs are MUTCD compliant when used day or night.
- Marathon Reflective Vinyl signs are MUTCD compliant when used day or night.
Roll-Up Sign Bracket Compatibility
- Compatible with Latch Brackets.
- Compatible with Universal Brackets.
- Compatible with all Roll-up Brackets.
- View and order sign stands with roll-up bracket options.
Roll-Up Sign Features
36" Sign
- Unit Weight, without flags: 4 lb
- Unit Weight, with flags: 5 lb
- Storage Size: 4" x 4" x 50"
48" Sign
- Unit Weight, without flags: 6 lb
- Unit Weight, with flags: 7 lb
- Storage Size: 4" x 4" x 68"
Roll-Up Sign with Flag Assembly
Standard orange flags or flashing warning lights may be used in conjunction with signs.
When standard orange flags or flashing warning lights are used in conjunction with signs, they shall not block the sign face.
Our folding flag system allows permanent attachment of two 18" fluorescent orange vinyl flags. Flags roll up with the sign for easy storage and fast deployment. Sliding clips quickly lock flags in their open position.
Roll-Up Sign Plastic Corner Pockets
At 3/4" deep, the Delta Rib Pocket is designed to be easier to deploy than conventional pockets. Made of tough polycarbonate, it features increased strength and the smallest storage diameter in the industry.
Featuring a full depth design, rectangular pockets are typically used at the top and bottom of the sign. Made of tough polycarbonate, they will fit all pocket style sign holders.
Rigid Aluminum Signs
Rigid signs material grades
- .080" Rust-Free Aluminum signs are recommended for day time use only, this material is not MUTCD compliant when used at night.
- .080" Engineering Grade Reflective Aluminum signs are MUTCD compliant when used day or night.
- .080" High Intensity Prismatic Reflective Aluminum signs are MUTCD compliant when used day or night.
- .080" Diamond Grade Reflective Aluminum signs are MUTCD compliant when used day or night.
Rigid Sign Bracket / Stand Compatibility
- Compatible only with Rigid Sign Brackets
- List of products on the website with Rigid Sign Brackets
Rigid Sign Features
18" Sign
- Sign weight: 2 lb
- Mounting holes: 2 holes at 3/8" diameter, positioned top and bottom
24" Sign
- Sign weight: 4 lb
- Mounting holes: 2 holes at 3/8" diameter, positioned top and bottom
30" Sign
- Sign weight: 7 lb
- Mounting holes: 2 holes at 3/8" diameter, positioned top and bottom
36" Sign
- Sign weight: 11 lb
- Mounting holes: 2 holes at 3/8" diameter, positioned top and bottom
48" Sign
- Sign weight: 19 lb
- Mounting holes: 4 holes at 3/8" diameter, positioned in center of sign edges
MUTCD Compliance
2009 Edition Part 6 Figure 6F-2. Methods of Mounting Signs Other Than on Posts
The fourth example shows an orange diamond-shaped sign with a black border and letters with the words "UTILITY WORK AHEAD" in three lines mounted on a vertical pole that is mounted on four horizontal supports. The distance from the bottom of the sign to the bottom of the supports is labeled as "1 ft MIN. above the traveled way." At the top of the sign, three orange flags are shown mounted equidistant apart from each other on short staffs that extend out from the top of the vertical pole at 45-degree angles.