Wash. Admin. Code § 480-120-436
(1) Initial provision of service to a premise with no existing drop facilities. Companies are responsible for designating the route of the drop facility and the type of support structure.
(2) Requests for initial service or additional service at a premise where all existing pairs within a drop facility are not in use. A company is responsible for all work and materials associated with the drop facilities and if applicable the support structure so long as the total number of lines requested by the customer does not exceed the original capacity of the drop facility.
Any work or materials associated with repair of abandoned or defective pairs is considered maintenance and repair under WAC 480-120-437.
(3) Requests for additional service to premises where all existing pairs within a drop facility are not in use or where the total number of lines requested by a customer exceeds the original capacity of the existing drop facility.
(c) A company must use an existing support structure for placement of the new drop facility when:
[Statutory Authority: RCW 80.36.010, 80.36.110, 80.36.320, 80.36.330, 80.36.333, 80.36.338, 80.01.040 and 80.04.160. WSR 07-08-027 (Docket UT-060676, General Order R-540), § 480-120-436, filed 3/27/07, effective 4/27/07. Statutory Authority: RCW 80.01.040 and 80.04.160. WSR 03-01-065 (Docket No. UT-990146, General Order No. R-507), § 480-120-436, filed 12/12/02, effective 7/1/03.]