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DEPARTMENT OF PLANNING AND ZONING September 14, 2007 Mr. Rodney D. Jones Re: Western Area Power Administration (Western), Granby Pumping Plant to Windy Gap Transmission Line Rebuild Project Dear Mr. Jones, Grand County appreciates the opportunity to provide comment on the above referenced project. Considering this proposed project is located entirely within Grand County, the County would appreciate consideration as a cooperating agency on this project. We have expertise regarding the project and believe that it is connected to the direction in with Senate Document 80, in which we are named specifically. It is our understanding that the project will remove about 12 miles of existing 69-kV transmission line followed by the construction and operation of approximately 12 miles of new 138/138-kV double circuit transmission line which would be operated at 69/138-kV and the addition of a second power transformer. The existing system is an 'H-frame' structure approximately 60 feet high; they will be replaced with a single tower structure of a height up to 120 feet high. Modifications will be needed at both the Granby Pumping Plant Switchyard and the Windy Gap Substation to accommodate the second line. The latter facility will be a joint project with Western, Tri-State General, Mountain Parks Electric, and the Northern Water Conservancy District. Grand County has concerns regarding the direct consequences of the proposed installation with overall impact and impairment to visual resources and wildlife in the area within and adjacent to the Arapaho National Recreation Area. The Arapaho National Recreation Area (ANRA) is comprised of 36,000 acres located within the upper reaches of the Colorado River Valley. Established by Congress in 1978, the enabling legislation, Pub. L. 95-450 states that the area was established not only due to the high quality recreation, but to protect and conserve the scenic and historic values. We support that objective to improve system reliability and understand the benefits to the citizens of Grand County, however, we do believe that there are elements of the project that are inconsistent with criteria in the Three Lakes Design Review Area (Section 14.5) of the Grand County Zoning Regulations. We hope that these comments will articulate our concerns, and that we can work with Western to examine other options in order to determine how these concerns can be mitigated. MAINTAINING OPEN SPACE AND WILDLIFE HABITAT PROTECTING THE COUNTY'S RURAL CHARACTER WHILE MAINTAINING
THE ECONOMY IMPROVING THE QUALITY OF NEW DEVELOPMENT AND MINIMIZING
ITS IMPACT During previous review of this request, Grand County staff received several comments from concerned citizens regarding the question of underground installation and why it was not evaluated. Staff recommended that Western consider underground installation, and is please to see these options on the recent materials provided during the August 30, 2007 public scoping meeting. With regards to the proposal using above ground facilities, we encourage Western to limit site disturbance and vegetation clearing that is visible from residential developments and public roads by means of minimizing clear-cut widths and other established landscape techniques, such as a revegetation plan. The proposed option of a single pole tower does not minimize this impact. GRAND COUNTY ZONING REGULATIONS SECTION 14.5 THREE
LAKES DESIGN REVIEW The Grand County Zoning Regulations require electric utilities to minimize the visual degradation of the landscape caused by power lines and towers. Again, staff requests that Western evaluate the use of the existing water pipeline between Windy Gap and Lake Granby to carry the proposed electrical transmission lines. Joint use of the pipeline for both conveyance of water and installation of the electrical lines is a sustainable alternative that would eliminate a portion of the 12 mile project to currently be only evaluated in an aboveground option. As stated above, we believe this process should include an evaluation of the use of underwater electrical cabling to carry the proposed electrical service from Windy Gap to Lake Granby. ENSURING THAT NEW DEVELOPMENT IS SERVED BY ADEQUATE INFRASTRUCTURE
If you have further questions on these issues, please contact Kristen Manguso, Grand County Department of Planning and Zoning, 725-3347. Thank you. Sincerely,
Kristen Manguso cc: County Commissioners |