Reclamation Manual, Volume 13

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Page 6 - Subcommittee on Benefits and Costs of the Federal Inter-Agency River Basin Committee, Proposed Practices for Economic Analysis of River Basin Projects: Report to the Federal Inter-Agency River Basin Committee, Washington, DC: Government Printing Office, May, 1950.
Page 1 - General Plant Land and land rights Structures and improvements... Office furniture and equipment. Transportation equipment Stores equipment Shop equipment — Laboratory equipment Tools and work equipment Communication equipment Miscellaneous equipment Other tangible property...
Page 1 - PROFESSIONAL AND SCIENTIFIC EQUIPMENT Under this heading will come libraries and equipment used in professional activities. The life usually applied to professional libraries is 30 years, while the life for scientific equipment used by dentists, doctors, etc., is usually 10 years.
Page 1 - Plant Land and land rights Structures and Improvements Station equipment... Storage battery equipment Poles, towers and fixtures. Overhead conductors and devices Underground conduit Underground conductors and devices Line transformers - Services Meters Installations on customers' premises Leased property on customers' premises . Street lighting and signal systems S.
Page 1 - Bulletin F (revised January 1942), Income Tax Depreciation and Obsolescence Estimated Useful Lives and Depreciation Rates, Washington, GPO.
Page 1 - Koads, railroads and bridges 100 TRANSMISSION PLANT 342. Structures and improvements 45 343. Station equipment 28 344. Towers and fixtures 50 345. Poles and fixtures 33 346. Overhead conductors and devices 50 347. Underground conduit 75 348. Underground conductors and devices 40 349. Roads and trails 60 DISTRIBUTION PLANT 351. Structures and improvements 45 352. Station equipment 28 353. Storage battery equipment 20 354. Poles, towers, and fixtures 35 355. Overhead conductors
Page 1 - Years 311 Structures and improvements 50 312 Boiler plant equipment 28 313 Engines and engine driven generators 30 314 Turbo-generator units 30 315 Accessory electric equipment 28 316 Miscellaneous power plant equipment 28 HYDRAULIC PRODUCTION 321 Structures and improvements 75 322 Reservoirs, dams, and waterways 150 323 Waterwheels, turbines, and generators 35 324 Accessory electric equipment 35 325 Miscellaneous power plant equipment 35 326 Roads, railroads, and bridges 100 TRANSMISSION PLANT...
Page 2-4 - ... first level is very much dependant on the results of analysis at the second level. Navigation Benefits Navigation benefits may arise from the following:(a) Existing rail or truck or other traffic attracted to improved transport by lower costs. (b) Undeveloped or new water traffic which otherwise would not move. (c) Elimination or reduction of damages, delays and hazards associated with existing traffic and resulting from improvement of an existing waterway. Benefits of the first category should...
Page 1 - BRIDGES If the life is not limited by a franchise, the following are considered reasonable lives for the various types of bridges: Years Concrete and steel or masonry, large 100 Concrete and steel or masonry, small 75 Steel, heavy 50 Steel, light 40...

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