Complex sentence: SR 17 briefly travels west before leaving US 2 and turning north out of the Grand Coulee, intersecting the eastern terminus of SR 172 at Sims Corner, before following East Foster Creek to the western terminus of SR 174 and its spur route in Leahy.
Split into simpler sentences: SR 17 briefly travels west before leaving US 2 and turning north, intersecting the eastern terminus of SR 172 at Sims Corner. From Sims Corner, the roadway follows East Foster Creek northward to the western terminus of SR 174 and its spur route in Leahy.