References
American National Standard Institute, Inc. (ANSI). 1994. American national standard procedure for outdoor measurement of sound pressure level. ANSI S12.18-1994 (ASA 110-1994). Accredited Standards Committee, S12, noise.
Bureau of Land Management. 1998. Cedar house timber sale - environmental assessment. EA: OR125-97-15. U.S. Department of the Interior, Bureau of Land Management, Umpqua Resource Area, Coos Bay District.
Bureau of Land Management. 2003. North Coquille density management/commercial thinning environmental assessment. EA: OR125-03-06. U.S. Department of the Interior, Bureau of Land Management, Umpqua Field Office, Coos Bay District.
Columbia Helicopters. 2006. CHI attains 600,000 flight hours in Vertol Fleet. Intercompany News. Volume 28, no.1. Spring 2006.
Chatt, J.; Menten, J. 2007. Informal notes and tables entitled "Logging operation disturbance monitoring - Coos Bay District". BLM Timber sales on the Coos Bay District during March, April, and August of 2006. Copy on file.
Edwards, B.; Cox, C. 2002. Revolutionary concepts for helicopter noise reduction – S.I.L.E.N.T Program. NASA/CR-2002-211650. Prepared for NASA, Langley Research Center under contract NAS1-99109.
Federal Aviation Administration. 1984. Noise measurement flight test: Boeing Vertol 234/CH 47-D helicopter, data/analyses. FAA-EE-84-7. U.S. Department of Transportation, Federal Aviation Administration, Office of Environment and Energy, Noise Abatement Division, Noise Technology Branch.
Federal Aviation Administration. 2001. Noise levels for U.S. certified and foreign aircraft. Advisory Circular 36-1H. U.S. Dept. of Transportation, Federal Aviation Administration, Office of Environment and Energy.
Gopalan, G. 2004. Quasi-static acoustic mapping of helicopter blade-vortex interaction noise. Dissertation (unpublished). College Park, MD: University of Maryland. 331p.
Haliscak, G. W. 1997. The K-MAX helicopter: A unique lifting efficiency. SAWE, 56th Annual International Conference. Bellevue, WA.
Harris, C. M. (ed.) 1998. Handbook of acoustical measurements and noise control. Acoustical Society of America. Melville, NY: McGraw-Hill, Inc.
Messingerova, V.; Tajbos, J. 2006. Technological and environmental parameters of helicopter timber extraction in Slovakia. Croatian Journal of Forest Engineering: 27:123-133.
Oregon Occupational Safety & Health Division. 2006. Letter report entitled: “Noise monitoring results, Superior Helicopter logging site: near 20 mile marker, Highway 140, Oregon.” January 18, 2006. Copy on file.
Piercy, J. E.; Daigle, G. A. 1998. Sound propagation in the open air. Chapter 3 in: Handbook of acoustical measurements and noise control. C.M. Harris (editor) Acoustical Society of America. Melville, NY: McGraw-Hill, Inc.
Piper, S. 2007. Informal notes and table entitled "Sound Measurement for Harris Timber Sale, Olympic National Forest, 2006". Copy on file.
San Dimas Technology and Development Center. 2001. Helicopter yarding: a tool for resource management (CD-ROM). Publication No. 0124 1V03 CD. San Dimas, CA: U.S. Department of Agriculture, Forest Service, San Dimas Technology, and Development Center.
Stampfer, K.; Visser, R. 2002. Analysis of parameters affecting helicopter timber extraction. International Jour. Forestry Engineering: 13(2): 61-68.
Stevens, P. M.; Clarke, E. H. 1974. Helicopter for logging: characteristics, operations, and safety considerations. Gen. Tech. Rep. PNW-20. U.S. Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station. 16p.
Stokes, B. J.; Ashmore, C.; Rawlins, C. L.; Sirois, D. L. 1989. Glossary of terms used in timber harvesting and forest engineering. Gen. Tech. Rep. SO-73. New Orleans, LA: U.S. Department of Agriculture, Forest Service, Southern Forest Experiment Station. 33 p.
U.S. Fish and Wildlife Service. 2003. Biological opinion and letter of concurrence for effects to bald eagles, marbled murrelets, northern spotted owls, bull trout, and designated critical habitat for the marbled murrelet and northern spotted owl from Olympic National Forest Programs of activities for August 5, 2003 to December 31, 2008. FWS # 1-3-03-F-0833. Lacey, WA: U.S. Department of the Interior, Fish and Wildlife Service, Western Washington Fish and Wildlife Office.
Wang, J.; Grushecky, S. T.; McNeel, J. 2005. Production analysis of helicopter logging in West Virginia: a preliminary case study. Forest Products Journal: 55(12):71-76.
Yeager, D. M.; Marsh, A. H. 1998. Sound levels and their measurement. Chapter 11 in: Handbook of acoustical measurements and noise control. C.M. Harris (editor) Acoustical Society of America. Melville, NY: McGraw-Hill, Inc.
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