MUTCD PART 8
Traffic Control for Railroad and Light Rail Transit Grade Crossings view pdf | view table 8B.1
Quick Reference: Sign Sizes for Roadway Type view chart
Highway Rail Grade Skewed Crossing Advance Warning Signs
Highway Rail Grade Skewed Crossing Advance Warning signs give motorists warning of highway rail crossing over the roadway.
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PRODUCT ID: S(XXXX)W1012(X)A(Y)
- Size (XXXX):
(3636) 36" x 36" for use on Single Lane/Multi-Lane Roads
(4848) 48" x 48" for use on Expressway/Oversized for Enhanced Conspicuity
(1818) 18" x 18" for use on Shared-Use Paths*
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Reflective Sheeting (X):
(H) High Intensity Prismatic
(3) DG3 Diamond Grade Cubed
(3)A(Y) Fluorescent DG3 Diamond Grade Cubed
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Material: .080" Aluminum
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MUTCD Sign Designation: W10-12
- Learn about Digitally Printed Traffic Signs

*Table 9B-1 shows the minimum sizes that may be used for grade crossing signs and plaques that face shared-use paths and pedestrian facilities. view table 9B.1