A state highway to be known as state route number 290 is established as follows:
Beginning at a junction with state route number 90 in Spokane, thence northeasterly by way of Millwood, Trentwood, and Newman Lake to the termination of Idaho state highway number 53 at the Washington-Idaho boundary line.
[2005 c 14 § 1; 1977 ex.s. c 6 § 1; 1970 ex.s. c 51 § 105.]