
Mandatory Movement Three Lanes Signs

SKU# R3-8b
Mandatory Movement Three Lanes Sign Details:
- Mandatory Movement Three Lanes 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 Mandatory Movement Three Lanes Signs in our catalog on page 9.
In Stock - Usually ships same or next business day.
High Intensity Prismatic Reflective on .080" Aluminum:
MATERIAL | SIZE | WORDING | PRICE PER SIGN | ADD TO CART | Catalog Part # | ||
---|---|---|---|---|---|---|---|
1 to 4 | 5 to 9 | 10 + | |||||
![]() High Intensity Prismatic |
48" x 30" | Mandatory Movement Three Lanes | $135.50 | $128.72 | $121.95 | R3-8b-4830-HIP | |
60" x 36" | Mandatory Movement Three Lanes | $198.80 | $188.86 | $178.92 | R3-8b-6036-HIP |
Engineer Grade Reflective on .080" Aluminum:
MATERIAL | SIZE | WORDING | PRICE PER SIGN | ADD TO CART | Catalog Part # | ||
---|---|---|---|---|---|---|---|
1 to 4 | 5 to 9 | 10 + | |||||
![]() Engineer Grade |
48" x 30" | Mandatory Movement Three Lanes | $147.90 | $140.50 | $133.11 | R3-8b-4830-ENG | |
60" x 36" | Mandatory Movement Three Lanes | $217.50 | $206.62 | $195.75 | R3-8b-6036-ENG |
Full Cube Prismatic Reflective on .080" Aluminum:
MATERIAL | SIZE | WORDING | PRICE PER SIGN | ADD TO CART | Catalog Part # | ||
---|---|---|---|---|---|---|---|
1 to 4 | 5 to 9 | 10 + | |||||
![]() Full Cube Prismatic |
48" x 30" | Mandatory Movement Three Lanes | $146.00 | $138.70 | $131.40 | R3-8b-4830-UPG | |
60" x 36" | Mandatory Movement Three Lanes | $215.30 | $204.53 | $193.77 | R3-8b-6036-UPG |
Available Reflective Finishes:
High Intensity Prismatic Reflective | Engineer Grade Reflective | Full Cube Prismatic Reflective |
---|---|---|
![]() ![]()
|
![]() ![]()
|
![]() ![]()
|

Click to view

Click to view

Click to view
Mandatory Movement Three Lanes Sign Specifications:
Legend: |
MANDATORY MOVEMENT THREE LANES |
MUTCD Sign Code #: |
R3-8b |
Shape: |
Horizontal Rectangle |
Color: |
BLACK on WHITE |
Available Mandatory Movement Three Lanes Sign Sizes and Weights: | Size: 48" x 30"; Ship Weight: 12.4 lbs |
Size: 60" x 36"; Ship Weight: 18.6 lbs | |
Available Styles: | High Intensity Prismatic Reflective on .080" Aluminum |
Engineer Grade Reflective on .080" Aluminum | |
Full Cube Prismatic Reflective on .080" Aluminum | |
Full Mandatory Movement Three Lanes Sign Description: |
Mandatory Movement Three Lanes Signs have a white background color. The text and border are black. Mandatory Movement Three Lanes Signs are horizontal rectangle shaped. |