POLES AND PILING 



317 



jftf^B--.*-^u— -J- Mr-,.-, ...»- ■ 



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Photograph by E. T. Chapin Co. 

 Fig. 84. — Method used in piling poles to facilitate dr3ang. Nearly 5,000 000 poles are 



annually required for our telephone and telegraph lines, electric light and power 

 lines, etc. 



NUMBER OF POLES REQUIRED TO MAKE CAR-LOAD LOTS 



WESTERN RED CEDAR 



(Single Load — on One Car.) 



6-in. top, 25 ft 175 to 225 poles 



7-in. top, 25 ft 150 to 175 poles 



8-in. top, 25 ft 120 to 140 poles 



6-in. top, 30 ft 130 to 175 poles 



7-in. top, 30 ft 120 to 150 poles 



8-in. top, 30 ft go to 1 20 poles 



6-in. top, 35 ft 120 to 150 poles 



7-in. top, 35 ft 100 to 120 poles 



8-in. top, 35 ft 90 to no poles 



7-in. top, 40 ft go to 1 20 poles 



8-in. top, 40 ft 85 to 1 10 poles 



(Double Load — on Two Cars.) 



7-in. top, 45 ft 80 to 95 poles 



8-in. top, 45 ft 70 to 85 poles 



7-in. top, 50 ft 70 to 85 poles 



8-in. top, 50 ft 60 to 75 poles 



8-in. top, 55 ft 55 to 70 poles 



8-in. top, 60 ft 50 to 65 poles 



8-in. top, 65 ft 45 to 60 poles 



8-in. top, 70 ft 40 to 50 poles 



