Section 822.220 - Authorization to obstruct traffic; failure to take precautions; penalty(1) The operator of a wrecker or tow vehicle may stop the wrecker or tow vehicle where it obstructs traffic when the operator: (a) Is engaged in the salvaging of another vehicle; and(b) Takes the precautionary measures required by this section.(2) A person commits the offense of failure to take precautions when obstructing traffic with a tow vehicle or wrecker if the person is operating a wrecker or tow vehicle engaged in the salvaging of another vehicle and the operator does not do all of the following: (a) Determine that the salvaging operation requires stopping the wrecker or tow vehicle in the roadway.(b) Place warning signs or signals as prescribed under ORS 815.070 at a suitable distance in each direction upon the roadway.(c) Activate tow vehicle warning lights described in ORS 816.280.(3) The offense described in this section, failure to take precautions when obstructing traffic with a tow vehicle or wrecker, is a Class D traffic violation. 1983 c.338 §815; 1985 c.71 §9