MUTCD PART 2 - Chapter 2D.10 - 2D.33
Auxiliary Signs for Temporary Traffic Control view pdf | view table 2D.1
Quick Reference: Sign Sizes for Roadway Type view chart
Up Arrow Auxiliary Route Marker Signs for Temporary Traffic Control
Use the Up Arrow Auxiliary Route Marker Signs for Temporary Traffic Control to give direction with a route marker.
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PRODUCT ID: S(XXXX)M63U(X)AC
- Size (XXXX):
(2115) 21" x 15" for Conventional Single/Multi-Lane/Low Volume Roads
(3021) 30" x 21" Oversized for Enhanced Conspicuity
Reflective Sheeting (X):
(D) VIP Diamond Grade 
TOP SELLER
(3) DG3 Diamond Grade Cubed
(H) High Intensity Prismatic-
Substrate: .080" Aluminum
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MUTCD Sign Designation: M6-3
- Learn about Digitally Printed Traffic Signs
About Work Zone Signs
Work Zone signs have orange backgrounds. They communicate road and hazard conditions in temporary areas such as construction and utility work. Refer to the MUTCD for more information.
Replacement Requirements*
Work Zone signs should only be used in “new” or “like new” condition and replaced immediately if missing, damaged or deteriorated. While they are temporary signs, condition is extremely critical because travel through work zones can be hazardous with unexpected or unusual conditions.
* Maintenance of signs and sign support: FHWA-SA-09-025
Size Requirements
MUTCD 2009 Chapter 6F view pdf | view table 6F.1
Work Zone Signs: 36" x 36" for Single/Multi | 48" x 48" for Expressway
NOTE: 30" x 30" WORK ZONE SIGNS are no longer permitted on many roads.
Are Your Signs Bright Enough?
- All Ground Mounted Warning Signs MUST be Type II Reflective or better.
- All Roll-Up Signs used at night MUST be retro-reflective.
Ground Mounted Sign Support Requirements
Sign mounting heights from the ground to the bottom of a sign (Above Grade Clearance) and distances from the roadside (Clear Zone) based on speed and road type:
Are your sign supports crashworthy?
All Sign supports within temporary traffic control areas must be crashworthy. Choose a NCHRP-350 approved sign stand or breakaway systems for U-Channel Posts, Square Posts, or Round Posts.
