Or. Admin. R. 808-002-0150
“Backflow assembly,” as used in ORS 671.615, means the combination of a backflow device and two manual control valves on either side of the device, and the plumbing in between.
ORS 670.310 & 671.670
ORS 671.615 & 671.617
LCB 6-2005, f. 12-30-05, cert. ef. 1-1-06