(1) except as provided in paragraph (3), it's a violation of this statute for anyone to in any manner organize a speed racing event

(3) anyone who organizes a speed racing event is not in violation of this section if the person has a permit from the road authority for the highway on which the event takes place.

(1) on a highway the person drives a vehicle or participates in any manner in any of the following where a vehicle is involved:

(a) speed competition or contest

(b) acceleration contest

(c) test of physical endurance

(d) exhibition of speed or acceleration

(e) making a speed record

(1) any speed in excess of a designated speed posted by authority granted under 810.180 (Designation of maximum speeds) is sufficient evidence of violation of 811.100 (violation of basic speed rule)

(2) if no designated speed is posted by authority granted under 810.180 (Designation of maximum speeds), any speed in excess of one of the following speeds is sufficient evidence of violation of the basic speed rule:

(a) fifteen (15) miles per hour when driving on an alley or a narrow residential roadway

(b) twenty (20) miles per hour in a business district.

(c) twenty-five (25) miles per hour in any public park.

(d) twenty-five (25) miles per hour on a highway in a residence district if:

(A) the residence district is not located within a city AND

(B) the highway is not an arterial highway

(e) fifty-five (55) miles per hour in locations not otherwise described in this section

(1)(a) drives on interstate highway (except for portions described in specific highways below) faster than 65mph or a speed greater than the posted speed

Special Vehicles

(b) drives more than 55mph on highway or a speed more than the posted speed:

(A) motor truck with a GVWR more than 10,000lbs or a truck tractor with a GVWR rating more than 8,000lbs

(B) school bus

(C) school activity vehicle

(D) worker transport bus

(E) bus operated for transporting children to & from church or an activity or function authorized by a church

(F) any vehicle used in the transportation of persons for hire by a nonprofit entity

No Posted Speed Limits

(d) drives a vehicle on a highway at a speed more than the posted speed or, if no designated speed posted:

(A) 15 mph - alley or narrow residential roadway

(B) 20 mph - business District, school zone

(C) 25 mph - public park, ocean shores

(D) 25 mph - non-arterial highway in residential district

(E) 65 mph - interstate highway

(F) 55 mph - otherwise

School Zones

(e) drives in school zone at more than 20mph & school zone is:

(A) a segment of highway adjacent to school grounds marked by school zone signs (per 801.462(1)(a)) AND

(i) school zone has a flashing light used as traffic control device operating under 810.243 (Operation of flashing light indicating children in school zone) OR

(ii) if no flashing light used as a traffic control device, suspect drives in school zone between 7am & 5pm on a school day

(B) a crosswalk not adjacent to school grounds & by school zone signs (per 801.462(1)(a)) AND

(i) flashing light is used as a traffic control device or OR

(ii) children are present

Highways specific to Deschutes Country

(4) Highway 20 Bend to Ontario: greater than 60mph vehicles in (1)(b) greater than 65mph for others

violation of the basic speed rule by exceeding a designated speed punishable by penalties described in "Crimes & Violations"

(1) drives a vehicle on a highway at a speed more than reasonable & prudent for conditions including:

(a) traffic

(b) surface & width highway

(c) hazard at intersections

(d) weather

(e) visibility

(f) other conditions then existing

(2)(a) applies to an alley as well as highway

(b) speeds that are evidence of basic rule violation:

(A) speed more than the posted designated speed

(B) speed greater than:

(i) 15 mph - alley or narrow residential roadway

(ii) 20 mph - business District, school zone

(iii) 25 mph - public park

(iv) 25 mph - non-arterial highway in residential district

(v) 55 mph - Otherwise

violation of the basic speed rule by exceeding a designated speed is punishable by penalties described in "Crimes & Violations"