Regulations last checked for updates: Nov 22, 2024

Title 49 - Transportation last revised: Nov 18, 2024
Appendix - Table 2 to Subpart B of Part 224—Minimum Quantity Requirement for Retroreflective Sheeting on Freight Rolling Stock
Freight car or locomotive length Minimum area of retroreflective sheeting required (per car/locomotive side)—yellow
sheeting (ft 2)
Minimum area of retroreflective sheeting required (per car/locomotive side)—white sheeting (ft 2)
Less than 50 ft.3.54.0
Over 50 ft. to 60 ft.4.05.0
Over 60 ft. to 70 ft.4.55.5
Over 70 ft. to 80 ft.5.06.0
Over 80 ft. to 90 ft.5.57.0
Over 90 ft. to 100 ft. 16.07.5

1 Freight cars or locomotives over 100 ft. in length must be equipped with an additional one-half a square foot of sheeting on each side for every additional 10 feet of length.

source: 70 FR 62176, Oct. 28, 2005, unless otherwise noted.