Logan Canyon, Utah. CCC Camp barracks near Tony Grove - later used as Utah State University's Forestry Field Station Camp- 1930s. Black and white photograph (4.5 x 6.5 in) mounted on board
Logan Canyon, Utah. Wooden flume carrying water to Utah Power and Light Company Hydro Electric plant at mouth of Logan Canyon, ca. 1908. Black and white photograph (8 x 10 in) mounted on board.
Logan Canyon, Utah. Views, 1920s. View looking upstream at Utah Power and Light Company power plant near mouth of canyon (1/4 mile). Black and white photograph (6 x 8 in) mounted on board
View east shows Telluride Power Company operations at the mouth of Logan Canyon. ca. 1900. Cache D.U.P. Collection. Black and white photograph (8 x 10 in) mounted on board
Logan Canyon, Utah. Worker's camp, 1930s. Wheeler and England Construction Company camp during building of Logan Canyon Road, U.S. 91. Black and white photograph (4.5 x 7.5 in) mounted on board
Logan Canyon, Utah. Sawmills, 1900. Water power sawmill devised and operated by Mr. and Mrs. Hans H. Hansen. Black and white photograph (5.5 x 7.5 in) mounted on board
Logan Canyon, Utah. Relief Valve in Utah Power and Light Company flume, 1923-1924. Original Negatives: Logan City Engineer. Black and white photograph (3 x 5.5 in) mounted on board
View of The Island and mouth of Logan Canyon early 1900s. Utah State University Agricultural Extension Service photograph. Black and white photograph (5 x 6.75 inches) mounted on board.
Record of decision for US Highway 89 stating that the Federal Highway Administration agrees with the Utah Department of Transportaion in its selection of the Preferred Alternative.
Multiple correspondences from members of the Logan Canyon Coalition including a notice of appeal and statement of reasons, and discussion of the modifications proposed for Logan Canyon.
Conservationists' spot improvement alternative for locations within Logan Canyon with proposed action, rationale, and impacts and problems with rejected alternatives.
Detailing the concerns, particularly from environmental groups, of the expansion and reduction of curves in Logan Canyon including a general summary, traffic growth factors, safety factors, and environmental factors. Important addresses and questions…
The handwritten minutes from a meeting on Logan Canyon road on April 30, 1987, where the Forest Service asserts their role and the role of the forest plan in the developments on Logan Canyon.
Evaluation of criteria for making changes to Logan Canyon according to a Visual Quality Objective and the ability for the landscape to absorb man-made alterations without losing the visual character of the Canyon.
Critiques on Logan Canyon construction with a general summary, critique of traffic forecast, traffic accidents in Logan Canyon from 1970-77, effects of road building on Logan River, and an explanation of how the erosive slopes, siltation of the river…
Minutes from Interdisciplinary Team field trip on April 21, 1987 where the primary purpose was to get an idea of the magnitude of the changes required, spot improvements were observed but were not the subject of this trip.
Minutes from the environmental assessment meeting of the interdisciplinary meeting including a summary of the scope of work, analysis of transportation needs, location studies, geotechnical investigations, public and agency involvement, agency…
Bar and dot graphs showing the summer daily traffic at the highest hourly volumes (1979, 1982, 1984, 1985), the average daily traffic by day and by month from 1984-1985.
Minutes from the interdisciplinary team meeting with a review of minutes, traffic counting and forecasting, and an outline of transportation needs analysis.
Minutes from October 20, 1986 Interdisciplinary Team meeting. Review of minutes, discussion of satety analysis technical memo, study of goals and objectives, discussion of geotechnical investigations, and alternate routes to Logan Canyon.
Minutes from July 28, 1986 Interdisciplinary Team meeting. Review minutes, traffic count data, presentation of proposed traffic forecast, discussion of highway capacity and level of service determination, review of accident data, and update on status…
Minutes from October 6, 1986 Interdisciplinary Team meeting. Review of minutes, public information meeting, and visual considerations presentation by Clark Ostergard, Garden City meeting.
Minutes from November 17, 1986 Interdisciplinary Team meeting. Review of minutes, alternate route technical memo, public involvement summary memorandum, public involvement/scoping meeting, review of existing roadside parking, areas meeting critera…
The motion made before the Logan Municipal Council on January 5, 1989 supporting the Utah Department of Transportation and their consultants in the improvements on the Logan Canyon Highway 89
Minutes from December 8, 1986 Interdisciplinary Team meeting. Review of minutes, discussion of issues and concerns, discussion of schedule for completion of the scoping process, update of final visual classification, and layouts for component…
Minutes from November 3, 1986 Interdisciplinary Team meeting. Review of minutes, discussion of alternate routes to Logan Canyon, discussion of goals and objectives tech memo, alternate alignments from the summit to Garden City, and a preview of…