Or. Admin. Code § 734-078-0030 - Warning Signs and Flags Required
(1) When the
combinations of vehicles and load exceed 80 feet in overall length a "LONG
LOAD" or "OVERSIZE LOAD" sign is required to be attached to the rearmost
position practical, either on the load or the last vehicle:
(a) The sign must be seven feet wide by 18
inches high with black letters 10 inches high in accordance with Federal
Highway Administration series C on highway yellow background;
(b) The highway yellow background of the sign
must be made of reflectorized material when operating between sunset and
sunrise;
(c) Signs must be kept
clean, legible, and mounted with adequate support to provide full visibility at
all times when in use;
(d) Signs
must not cover or interfere with the visibility of the vehicle's registration
plates;
(e) Signs must be
constructed of a material impervious to water; and
(f) All signs must be removed or retracted
when not required.
(2)
When a load extends beyond the rear body of the vehicle four feet or more, the
outermost extremity of the load must be visibly marked with a red flag not less
than 18 inches square. The attachment device must not extend beyond the rear of
the load by more than three inches.
Notes
Statutory/Other Authority: ORS 184.619 & 823.011
Statutes/Other Implemented: ORS 818.200 & 818.220
State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.
(1) When the combinations of vehicles and load exceed 80 feet in overall length a "Long Load" or "Oversize Load" sign is required to be attached to the rearmost position practical, either on the load or the last vehicle:
(a) The sign must be seven feet wide by 18 inches high with black letters 10 inches high in accordance with Federal Highway Administration series C on highway yellow background;
(b) The highway yellow background of the sign must be made of reflectorized material when operating between sunset and sunrise;
(c) Signs must be kept clean, legible, and mounted with adequate support to provide full visibility at all times when in use;
(d) Signs must not cover or interfere with the visibility of the vehicle's registration plates;
(e) Signs must be constructed of a material impervious to water; and
(f) All signs must be removed or retracted when not required.
(2) When a load extends beyond the rear body of the vehicle four feet or more, the outermost extremity of the load must be visibly marked with a red flag not less than 18 inches square. The attachment device must not extend beyond the rear of the load by more than three inches.
Notes
Stat. Auth.: ORS 184.616, 184.619, 823.011
Stats. Implemented: ORS 818.200, 818.220