SAG AND TENSION TABLE FOR LIGHT LOADING AREAS TWO PAIR AERIAL SERVICE WIRE - NONMETALLIC (GSDW) SPAN LENGTH (Feet) 50 75 100 125 150 175 200 225 250 300 350 400 450 STRINGING TENSION(Lbs.) 40 40 40 40 40 50 55 60 60 70 100 130 160 SAG UNDER STRINGING SAG LIGHT LOADING (Feet) (Inches) (Feet) (Inches) 0 4 1 2 0 9 2 2 1 5 3 4 2 2 4 7 3 1 6 1 3 4 7 3 4 0 8 8 4 8 10 1 5 9 11 10 7 1 14 11 6 9 17 4 6 9 19 10 7 0 22 7 EXPECTED TENSION UNDER LIGHT LOAD (Lbs.) 89 109 126 140 154 175 192 208 219 249 293 333 372 UNLOADED SAG AFTER STORM (Feet) - (Inches) 0 9 1 5 2 2 3 1 4 2 4 10 5 9 6 9 8 0 10 0 11 3 12 11 14 9 THREE PAIR AERIAL SERVICE WIRE - NONMETALLIC (GSDW) SPAN LENGTH (Feet) 50 75 100 125 150 175 200 225 250 300 350 400 450 STRINGING TENSION(Lbs.) 50 50 50 50 60 60 60 75 75 100 130 160 200 SAG UNDER STRINGING SAG HEAVY LOADING (Feet) - (Inches) (Feet) (Inches) 0 4 1 2 0 8 2 1 1 3 3 3 1 11 4 7 2 4 5 9 3 2 7 2 4 2 8 10 4 3 9 11 5 3 11 8 5 8 14 3 5 11 16 11 6 3 19 7 6 4 22 1 EXPECTED TENSION UNDER HEAVY LOAD (Lbs.) 97 118 136 152 174 188 201 225 237 279 321 361 406 UNLOADED SAG AFTER STORM (Feet) (Inches) 0 10 1 6 2 3 3 2 4 0 5 1 6 3 6 11 8 2 9 11 11 9 13 10 16 1 EXPECTED TENSION UNDER LIGHT LOAD (Lbs.) 120 144 163 185 210 229 250 264 287 321 363 405 468 UNLOADED SAG AFTER STORM (Feet) (Inches) 1 0 1 9 2 8 3 8 4 8 5 10 6 10 8 3 9 5 12 1 14 6 16 11 18 7 SIX PAIR AERIAL SERVICE WIRE - NONMETALLIC (GSDW) SPAN LENGTH (Feet) 50 75 100 125 150 175 200 225 250 300 350 400 450 NOTES: STRINGING TENSION(Lbs.) 60 60 60 65 75 80 90 90 100 110 130 150 200 STRINGING SAG (Feet) - (Inches) 0 5 1 0 1 10 2 7 3 3 4 1 4 9 6 1 6 9 8 10 10 2 11 6 10 11 Light loading is defined under NESC Rules 250 and 251 as 9 PSF horizontal wind pressure at 30º F. and no ice. Stringing tensions are at 60º F. 03/30/04 SAG UNDER LIGHT LOADING (Feet) (Inches) 1 1 2 1 3 3 4 5 5 8 7 0 8 5 10 1 11 5 14 9 17 8 20 9 22 9