Signal Ahead Signs
SKU# W3-3
Signal Ahead Signs (W3-3) MUTCD are diamond-shaped shaped with a yellow background, featuring a black border and a black pictogram of a traffic signal in the center. Their purpose is to warn drivers of upcoming traffic signals, allowing them to prepare to stop or adjust their speed accordingly.
Signal Ahead 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 catalog page 22.
PRICE TABLE
High Intensity Prismatic Reflective on .080" Aluminum:
| MATERIAL | SIZE | WORDING | PRICE | ADD TO CART | Catalog Part # |
|---|---|---|---|---|---|
High Intensity Prismatic | 24" x 24" High Intensity Prismatic | Signal Ahead | 1 to 4: $94.82 5 to 9: $90.08 10 +: $85.34 |
SKU:W3-3-2424-HIP |
W3-3-2424-HIP |
30" x 30" High Intensity Prismatic | Signal Ahead | 1 to 4: $129.03 5 to 9: $122.58 10 +: $116.13 |
SKU:W3-3-3030-HIP |
W3-3-3030-HIP | |
36" x 36" High Intensity Prismatic | Signal Ahead | 1 to 4: $218.24 5 to 9: $207.33 10 +: $196.42 |
SKU:W3-3-3636-HIP |
W3-3-3636-HIP | |
48" x 48" High Intensity Prismatic | Signal Ahead | 1 to 4: $326.70 5 to 9: $310.37 10 +: $294.03 |
SKU:W3-3-4848-HIP |
W3-3-4848-HIP |
In Stock - Usually ships same or next business day.
Fluorescent Yellow Prismatic Reflective on .080" Aluminum:| MATERIAL | SIZE | WORDING | PRICE | ADD TO CART | Catalog Part # |
|---|---|---|---|---|---|
Fluorescent Yellow Prismatic | 24" x 24" Fluorescent Yellow Prismatic | Signal Ahead | 1 to 4: $102.85 5 to 9: $97.71 10 +: $92.57 |
SKU:W3-3-2424-FYP |
W3-3-2424-FYP |
30" x 30" Fluorescent Yellow Prismatic | Signal Ahead | 1 to 4: $151.36 5 to 9: $143.79 10 +: $136.22 |
SKU:W3-3-3030-FYP |
W3-3-3030-FYP | |
36" x 36" Fluorescent Yellow Prismatic | Signal Ahead | 1 to 4: $231.00 5 to 9: $219.45 10 +: $207.90 |
SKU:W3-3-3636-FYP |
W3-3-3636-FYP | |
48" x 48" Fluorescent Yellow Prismatic | Signal Ahead | 1 to 4: $397.32 5 to 9: $377.45 10 +: $357.59 |
SKU:W3-3-4848-FYP |
W3-3-4848-FYP |
In Stock - Usually ships same or next business day.
Available Reflective Finishes:
- Most common reflective finish used for traffic signs
- Meets federal minimum requirements
- 10 Year Outdoor Durability
- Brightest and most visible
- Exceeds federal minimum requirements
- 10 Year Outdoor Durability
Other Advance Traffic Control Signs
Specifications:
| Legend: | SIGNAL AHEAD |
| MUTCD Sign Code #: | W3-3 |
| Shape: | Diamond |
| Color: | BLACK/RED/GREEN on YELLOW |
| Available Sizes and Weights: | Size: 24" x 24"; Ship Weight: 5 lbs |
| Size: 30" x 30"; Ship Weight: 7.8 lbs | |
| Size: 36" x 36"; Ship Weight: 11.2 lbs | |
| Size: 48" x 48"; Ship Weight: 19.9 lbs | |
| Available Styles: | High Intensity Prismatic Reflective on .080" Aluminum |
| Fluorescent Yellow Prismatic Reflective on .080" Aluminum | |
| Full Description: | W3-3 have a yellow background color. The text and border are black/red/green and it is in the shape of a diamond. |
| Mounting Hole Placement: | ![]() |



















