Wash. Rev. Code § 47.17.215
A state highway to be known as state route number 112 is established as follows: Beginning at the easterly boundary of the Makah Indian Reservation, thence easterly by way of Clallam Bay and Pysht to a junction with state route number 101 in or near Port Angeles.
[ 1971 ex.s. c 73 s 5; 1970 ex.s. c 51 s 44.]