- (1) The Chief Engineer requires combinations of vehicles operating under OAR Chapter 734, Division 74 when highways are wet, including those surfaces that have rain, frost, ice, sleet or snow to be equipped with devices designed to suppress water splash and spray.
(2) The Chief Engineer is hereby granted authority to approve and require by written order the type, style, design, and installation details of splash and spray devices. These devices may consist of but are not limited to the following:
- (a) Air deflectors mounted on the vehicles;
- (b) Fender flaps behind wheels;
- (c) Side flaps over wheels; and
- (d) Water collection type fenders.
- (3) Minimum splash and spray requirements are shown on Attachment 74A, revised January 2023, and Attachment 24, revised January 2023. Attachment 74A and Attachment 24 are by reference made part of Division 74 rules and are available from the CCD Over-Dimension Permit Unit.
- (4) The headlights of a triple trailer combination and the combination described in OAR 734-074-0010 (1)(h) must be illuminated any time windshield wipers are used.
Statutory/Other Authority
ORS 184.619 & 818.220
Statutes/Other Implemented
ORS 818.200 & 818.220
History
DOD 1-2025, amend filed 03/13/2025, effective 03/13/2025
HWD 26-2020, minor correction filed 05/21/2020, effective 05/21/2020
HWD 8-2019, amend filed 12/17/2019, effective 12/17/2019
HWD 4-2019, temporary amend filed 08/19/2019, effective 08/19/2019 through 02/14/2020
HWD 5-2011, f. & cert. ef. 5-27-11
HWD 2-2005, f. & cert. ef. 3-18-05
TO 2-2001, f. & cert. ef. 6-14-01
HWY 8-1997, f. & cert. ef. 8-26-97
HWY 3-1995, f. & cert. ef. 10-16-95
HWY 7-1992, f. & cert. ef. 3-27-92
2HD 21-1983, f. & ef. 9-23-83
2HD 6-1983, f. & ef. 2-18-83