Slippery When Wet Traffic Sign
Improve Road Safety with Clear, MUTCD-Compliant Warning Signage
Help drivers anticipate hazardous road conditions with a Slippery When Wet Traffic Sign. Designed to warn motorists of reduced traction during rain or moisture, this MUTCD-compliant warning sign increases awareness and encourages safer driving behavior in potentially dangerous areas.
Manufactured from durable aluminum and printed with high-visibility reflective vinyl, this sign is built to perform in demanding outdoor environments. Whether installed along municipal roadways, private developments, or industrial facilities, it provides long-lasting safety and reliability.
Handcrafted in Michigan
Every Signature Streetscapes traffic sign is manufactured in Muskegon, Michigan. By producing our signs locally, we maintain strict quality control, faster turnaround times, and support American manufacturing.
Product Specifications
Sign Message: “Slippery When Wet”
Background Color: Yellow with black text (standard warning sign format)
Material: Heavy-duty aluminum substrate
Reflective Options:
High Intensity Prismatic Reflective Vinyl
Diamond Grade Reflective Vinyl
Available Sizes:
12" × 9"
24" × 18"
30" × 24"
Mounting: Pre-drilled holes for standard sign posts
Durability & Maintenance
Our traffic signs are engineered for long-term outdoor performance. The aluminum substrate resists rust and corrosion, while reflective vinyl maintains high visibility through years of sun exposure and harsh weather.
Sustainability
Aluminum traffic signs offer a sustainable signage solution. Aluminum is fully recyclable and highly durable, reducing replacement frequency and environmental impact over the life of the sign.
Frequently Asked Questions
What does a Slippery When Wet sign mean?
It warns drivers that the roadway ahead may become slick during rain or moisture, reducing tire traction and increasing stopping distance.
Is this sign MUTCD compliant?
Yes. It follows the W8-5 warning sign designation defined in the Manual on Uniform Traffic Control Devices.
Which reflective option should I choose?
High Intensity Prismatic: Standard reflective visibility for most roads
Diamond Grade: Maximum reflectivity for highways or high-speed areas
Can this sign be used on private property?
Yes. It is commonly used on private roads, campuses, industrial sites, and residential communities.
Do the signs come with mounting hardware?
Signs include pre-drilled holes for mounting. Hardware and posts may be purchased separately depending on your installation needs.
Signature Streetscapes Street & Traffic Signs
MUTCD compliant traffic signs are made from the industry standard .080 gauge aluminum. Each sign is available in both High Intensity Prismatic & Diamond Grade reflective vinyl sheeting material. Our reflective sheeting shines brilliantly during the day and provides maximum visibility at night. Several sizes and styles are available. If you do not see the sign you require, please call our customer service department for additional assistance with ordering the traffic signage you need.
Delivery & Lead-time
We process all orders within 24 hours of receipt Monday-Friday. Some orders ship the same day, while other may take up to 15 working days. All orders are acknowledged by email and contain an estimated ship date. Shipping dates provided at the time of order are subject to change, and are not guaranteed delivery dates. If your order is time sensitive, please call our customer service department at 800-705-1446 to arrange a ship date or place a rush order.
Looking for a Sign Not Shown or Need Something Custom?
Signature Streetscapes can customize a sign to your exact needs. Using a wide range of materials, processes, finishing and mounting techniques, we can create a sign that meets and exceeds your expectations. Send us your ideas, pictures, or even hand drawn sketches on the back of a napkin, whatever information you can provide is helpful. We will work with you to create full color renderings of the sign with specific details about the materials, colors, mounting and more. Call us today to learn more about how we can customize, create, and manufacture the sign you desire at a price you can afford.
About the Features
- Hand-made in the USA
- Made of the highest grade aluminum alloy
- Additional decorative components available
- Versatile designs allow for unlimited size and shape options
- MUTCD compliant reflective vinyl options
- Several mounting options available
- Can be customized to your needs
- Quantity discounts available!
Downloads
Applications
- Municipal Roads & Highways – Warn drivers of areas prone to reduced traction during rain.
- Residential Communities & HOAs – Improve neighborhood road safety during wet conditions.
- Campus & Institutional Roads – Help prevent accidents on roads with slopes or drainage issues.
- Industrial Facilities & Parking Areas – Increase awareness of slick pavement in loading zones or entrances.
Key Features
- MUTCD-Compliant Design – Follows the W8-5 warning sign standard used nationwide to alert drivers of slippery road conditions.
- High-Visibility Reflective Vinyl – Available in High Intensity Prismatic or Diamond Grade reflective sheeting for excellent day and night visibility.
- Rust-Resistant Aluminum Construction – Manufactured using durable aluminum designed to resist corrosion and outdoor wear.
- Multiple Size Options – Choose from several sizes to match roadway requirements and viewing distances.
- Easy Installation – Pre-drilled mounting holes allow simple installation on standard traffic sign posts.