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Anchors 1-12 Square Shaft

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Material: Hot-Dip Galvanized Steel 
        Per ASTM A153 & CSA G164

1-1/2'' 70,000LBS Tension Helical Anchor
Part # Size Length # Helix Helix Dia.
inch mm inch mm inch mm
THA-150-36-8-10 1-1/2 38,10 36 1524,00 2 8,10 203.20,254
THA-150-42-8-10 1-1/2 38,10 42 1066,80 2 8,10 203.20,254
THA-150-42-10-12 1-1/2 38,10 42 1066,80 2 10,12 254,304.80
THA-150-60-8-10 1-1/2 38,10 60 1524,00 2 8,10 203.20,254
THA-150-66-8-10-12 1-1/2 38,10 66 1676,40 3 8,10,12  203.2,254,304.8 
THA-150-84-10-12-14 1-1/2 38,10 84 2133,60 3 10,12,14 254,304.8,355.6
THA-150-120-8-10-12-14 1-1/2 38,10 120 3048,00 3 10,12,14 254,304.8,355.6
THA-150-120-10-12-14-14 1-1/2 38,10 120 3048,00 3 10,12,14 254,304.8,355.6
1-1/2'' 70,000LBS Extensions
Part # Size Length # Helix Helix Dia.
inch mm inch mm inch mm
THE-150-42 1-1/2 38,10 42 914,40 0 NA NA
THE-150-60 1-1/2 38,10 60 1524,00 0 NA NA
THE-150-84 1-1/2 38,10 84 2133,60 0 NA NA
THE-150-42-14 1-1/2 38,10 42 914,40 1 14 355.6
THE-150-60-14 1-1/2 38,10 60 1524,00 1 14 355.6
THE-150-60-12-14 1-1/2 38,10 60 1524,00 2 12,14 304.8,355.6
THE-150-64-12-14 1-1/2 38,10 84 2133,60 2 12,14 304.8,355.6
Capacities of Helical Torque Anchors
Shaft Size Installation Torque Factor (k) Axial Compression Load Limit Ultimate Limit Tension Strength Useable Torsional Strength Practical Load Limit Based Torsinnal Strength
lb kg lb kg lb
1-1/2 Square Bar 9-11 70 000 31 751,47 70 000 31 751,47 7500 ft-lb
1-3/4 Square Bar 9-11 100 000 45 359,24 100 000 45 359,24 10000 ft-lb
2-1/4 Square Bar 10-12 200 000 90 718,47 200 000 90 718,47 23000 ft-lb
2-7/8 Tubular - 0.262*Wall 8-9 100 000 45 359,24 100 000 45 359,24 9500 ft-lb 80 000
3-1/2 Tubular - 0.300*Wall 7-8 115 000 52 163,12 120 000 54 431,08 13000 ft-lb 97 000
4-1/2 Tubular - 0.337*Wall 6-7 160 000 72 574,78 160 000 72 574,78 22000 ft-lb 143 000

Material-Galvanizon steel