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1713 Skater Dr - Foundation Installation Information
Helical Pier Extensions No. of Helix Final PSI Final 3' Torque (ft -Ibs) Total Length (ft) Cut Off (ft) Final Length (ft) Ultimate Capacity (kips) Allowable Capacity (kips) No. Size 5' 10' 1 2 7/8 3 3 2400 4600 20 0.9 19.1 41.4 20.7 2 2 7/8 3 3 2400 4600 20 1.6 18.4 41.4 20.7 3 2 7/8 3 3 2400 4600 20 0.6 19.4 41.4 20.7 4 2 7/8 2 3 2400 4600 15 1.0 14.0 41.4 20.7 5 2 7/8 2 3 2400 4600 15 1.7 13.3 41.4 20.7 6 2 7/8 2 3 2400 4600 15 1.1 13.9 41.4 20.7 7 2 7/8 2 3 2400 4600 15 1.8 13.3 41.4 20.7 8 2 7/8 2 3 2400 4600 15 2.3 12.8 41.4 20.7 9 2 7/8 2 3 2400 4600 15 0.2 14.8 41.4 20.7 10 2 7/8 2 3 2400 4600 15 2.5 12.5 41.4 20.7 11 2 7/8 2 3 2400 4600 15 2.0 13.0 41.4 20.7 Project: 10224 1713 Skater Dr. Eagan, MN ?- fl, i /7 % 7 2 Installation Information: All foundations are CHANCE® RS2875.203 -2 7/8" Helical Piers. Lead section helix configurations are 8 "- 10 " -12" diameter, with a 5' nominal base length. All foundations were installed using a 4,000 ft-lb torque head. All material is galvanized per ASTM A153. Previous testing and factory recommendations assume a ratio of ultimate capacity to torque of 9:1. All foundations are terminated with weld on bearing plates. Summary: No. Size 5' 10' Average Length Total Length Final Length 11 2 7/8 25 0 16.4 180.0 164.5 11 Total 25 0 16.4 180.0 164.5 Layout: 7 6 5 8 9 4 11 10 3 2 1 Customer: Charles Gornic Start Date: 11/4/10 Foreman: Benny Finish Date: 11/4/10 Estimator: Brian N Helical Pier Certified Installation Contractor Base Length, ft. 5 1 of 1