AR-03-12-02-151 (Site Name Keyword)
1-2 (2 Records)
SRP contracted SWCA Environmental Consultants (SWCA) to conduct a Class III cultural resources survey along a 15.1-mile-long stretch of the Goldfield-Silver King 230-kilovolt (kV) and Browning to Silver King 500-kV electrical transmission line right-of-way (ROW) in Pinal County, Arizona. The purpose of the survey was to identify cultural resources that are listed in or eligible for listing in the National Register of Historic Places (NRHP) so that SRP can take the necessary measures to avoid or...
A Cultural Resources Survey of 84.3 Acres of Tonto National Forest and Private Lands for the SRP Silver King to Goldfield 230kV Upgrade, North of Superior, Pinal County, Arizona (2008)
SRP is planning to upgrade the current carrying capacity of 18.3 miles of the existing Silver King to Goldfield 230kV line. In order to accomplish this, SRP plans to “bundle” the existing 230kV conductors by adding a second conductor to each of the three existing single-conductor phases. To add the new conductors, SRP will need to re-open some original access roads, and the selected wire, puller, sleeving, and anchor sites used during the original 1978 line construction. The existing...