SAG AND TENSION TABLE FOR F DROP WIRE HEAVY ICE LOADING AREAS SPAN LENGTH (Feet) 50 75 100 125 150 175 STRINGING TENSION(LBS.) 45 45 45 60 80 80 STRINGING SAG (Feet) (Inches) 0 2 0 4 0 8 0 9 0 10 1 1 SAG UNDER HEAVY LOADING (Feet) (Inches) 0 10 1 6 2 4 3 1 3 11 4 11 EXPECTED TENSION UNDER HEAVY LOAD (Lbs.) 234 291 341 397 452 494 NOTE: Heavy ice loading is defined under NESC Rules 250 and 251 as 0.5 inch radius thickness of ice and 4 PSF horizontal wind pressure at 0º F. Stringing tensions are at 60º F. MEDIUM ICE LOADING AREAS SPAN LENGTH (Feet) 50 75 100 125 150 175 200 STRINGING TENSION(lBS.) 45 45 45 60 80 80 85 STRINGING SAG (Feet) (Inches) 0 2 0 4 0 8 0 9 0 10 1 1 1 5 SAG UNDER MEDIUM LOADING (Feet)(Inches) 0 10 1 5 2 2 2 11 3 8 4 7 5 6 EXPECTED TENSION UNDER MEDIUM LOAD (Lbs.) 203 252 295 345 395 431 468 NOTE: Medium ice loading is defined under NESC Rules 250 and 251 as 0.25 inch radius thickness of ice and 4 PSF horizontal wind pressure at 15º F. Stringing tensions are at 60º F. LIGHT LOADING AREAS SPAN LENGTH (Feet) 50 75 100 125 150 175 200 STRINGING TENSION(LBS.) 45 45 45 60 80 80 85 STRINGING SAG (Feet)(Inches) 0 2 0 4 0 8 0 9 0 10 1 1 1 5 SAG UNDER LIGHT LOADING (Feet) (Inches) 0 7 1 1 1 8 2 2 2 9 3 5 4 2 EXPECTED TENSION UNDER LIGHT LOAD (Lbs.) 132 161 185 219 253 274 296 NOTE: 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.