14 | 80.44 | 4,106.8 | 2.52660 | 395.79 | .20318000 15 | 101.4 | 3,256.7 | 3.18600 | 313.87 | .32307900 16 | 127.9 | 2,582.9 | 4.01760 | 248.90 | .51373700 17 | 161.3 | 2,048.2 | 5.06600 | 197.39 | .81683900 18 | 203.4 | 1,624.3 | 6.38800 | 156.54 | 1.29876400 --------+----------+-----------+-----------+-----------+------------ CARRYING CAPACITY OF WIRES AND WEIGHT -----------+-------------------+--------------------+-------------------- | _Weight 1,000 ft. | _Carrying capacity | _Carrying capacity _B. & S. | Weatherproof | Weatherproof | rubber cov. Gauge No._ | (Pounds)_ | (Amperes)_ | (Amperes)_ -----------+-------------------+--------------------+-------------------- 0000 | 800 | 312 | 175 000 | 666 | 262 | 145 00 | 500 | 220 | 120 0 | 363 | 185 | 100 1 | 313 | 156 | 95 2 | 250 | 131 | 70 3 | 200 | 110 | 60 4 | 144 | 92 | 50 5 | 125 | 77 | 45 6 | 105 | 65 | 35 7 | 87 | 55 | 30 8 | 69 | 46 | 25 10 | 50 | 32 | 20 12 | 31 | 23 | 15 14 | 22 | 16 | 10 16 | 14 | 8 | 5 18 | 11 | 5 | 3 -----------+-------------------+--------------------+-------------------- Since two wires are required for electrical transmission, the above formula is made simple by counting the distance only one way, in feet, and doubling the resistance constant, 10.6, which, for convenience is taken as 22, instead of 21.2. _Examples of Transmission Lines_