. Railroad structures and estimates . n Cattle Guards (Continued).Double Track (One Coiuplete Crossing, 10 Sections), Fig. 89. Lumber: Ft. B. M. 114 pes. W X 4 X 8 If (out of 16 ft. lengths) 380 8 pes. 4 X 8 X 14 0 separators to slats, ete 300 28 pes. 2 X 6 X 18 0 fenee rails, braees, etc 504 1184 @ ^25 per M. $29. 60 Hardware: 40 lb. 4-in. eut nails (^ 6<^ $ 28 lb. 5|-in. cut nails @ 6^ 1. 68 Labor, making and installing 21. 32 Total for one double crossing complete $55. 00 If cedar posts are required at return fences, add: 16 cedar posts 9 ft. long @ 30^ each $ Labor, digging hole
. Railroad structures and estimates . n Cattle Guards (Continued).Double Track (One Coiuplete Crossing, 10 Sections), Fig. 89. Lumber: Ft. B. M. 114 pes. W X 4 X 8 If (out of 16 ft. lengths) 380 8 pes. 4 X 8 X 14 0 separators to slats, ete 300 28 pes. 2 X 6 X 18 0 fenee rails, braees, etc 504 1184 @ ^25 per M. $29. 60 Hardware: 40 lb. 4-in. eut nails (^ 6<^ $ 28 lb. 5|-in. cut nails @ 6^ 1. 68 Labor, making and installing 21. 32 Total for one double crossing complete $55. 00 If cedar posts are required at return fences, add: 16 cedar posts 9 ft. long @ 30^ each $ Labor, digging holes and setting posts 16 @ 25^ each $ Reistewing Ten Movable Panels. Lumber: Ft. B. M. 114 pes. l|X4X8lf (out of 16 ft. lengths) 380 8 pes. 4 X 8 X 14 0 separators to slats, etc 300 6 pes. 2 X 6 X 18 0 braces, etc 108^ 788 $: 32 lb. 4-in. cut nails @ H $1-92 28 lb. 5|-in. cut nails @ 6^ 1. 68 Labor, making 12. 70 Total for renewing 10 panels for one double track crossing. $ 274 WOODEN CATTLE c3 3O O ci<v-aoo p^d SNOW AND SAND FENCES. 275 CHAPTER AND SAND FENCES AND SNOW SHEDS. Wood Snow Fences. — Snow fences are used in open countryto prevent or minimize trouble from drifting snow blocking thetrack. They are usually of wood, though tree and hedge fencesand earth banks are in use. When permanent, a close or open board fence is erected onthe portion of the right of way affected, 30 to 50 ft. fromtrack. When located off the right of way, permission is usuallyobtained from the farmers, and portable fences are used andplaced 150 feet or more from the track. Kind. Approximate cost. Permanent close board fence per lin. ft Permanent open board fence per lin. ft Portable fence per lin. ft 50 to 60^40 to 50^30 to 40^ Permanent Close Board Fence. — Cedar posts 8 in. diameterby 12 ft. long, placed 8-ft. centers, standing about 8 ft. 6 ground line, and covered with |-in. boards to within onefoot of ground with 1 X 6^ cover
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