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�� � , <br /> �C�CI`� ���� b rr �j/, � dp�•�� <br /> (/ <br /> • + �� +�� p � ' s _�,+��:; ���µ,� � �*r <br /> 3 '�`' a � �t'i '� �?'� '�^^' ��. �1s����°�"�a �'��, <br /> r � '' S ' .�'��"rov��'�'�"oR. �. <br /> � . .. � � _ �� '�'s � y��a j.r�"�k-�r�`"ry"' "&. " (,/ �p'f!1! <br /> .��#'� � r ���� � '�# ¢ � �� �.1 '�� �+� <br /> ' � � <br /> �����`�;�fi�` '�"�`� � �' g � �� �.�.�• <br /> Certified Helical Pier <br /> � � �� � � <br /> . .� <br /> _ �,, �5 �, ��,,x �.�'���.d� t��sr���� � �. Installation Contractor <br /> Project: 17150 Customer: Martha Head <br /> 2090 Shoreline Dr. Start Date: 7/19/17 Foreman: Benny <br /> Orono, MN Finish Date: 7/21/17 Estimator: Brian <br /> Base Length (ft) = 7.0 5.0 <br /> Installation Information: Foundations are CHANCE� RS2875.203 & RS2875.276 - 2 7/8" Helical <br /> Piers. Lead section helix configurations are 10"-12"-14" diameter(7' length). Manufacturer and <br /> ICC-ES AC358 recommendations assume a ratio of ultimate capacity to torque of 9:1. All <br /> foundations are terminated with weld on bearing plates. All foundations and Tiebacks were <br /> installed with a 4,000 ft-Ib torque head. Tiebacks are CHANCE SS5-1 1/2" Helical Tiebacks. Lead <br /> section helix configurations are 8"-10"-12" diameter(5' length). Manufacturer and ICC-ES AC358 <br /> recommendations assume a ratio of ultimate capacity to torque of 9:1. Tiebacks are terminated <br /> with threaded stud adaptors and tabs. All material is galvanized per ASTM A153. <br /> Helical Pier Extensions No. of Final Final 3' Total Cut Off Final Ultimate Allowable <br /> Torque Length Length Capacity Capacity <br /> No. Size 5' 7' 10' Helix PS� �ft-Ibs) (ft) �ft� (ft) (kips) (kips) <br /> 1 2 7/8 1 3 3600 6300 17 2.7 14.3 56.7 28.4 <br /> 2 2 7/8 1 3 3400 5700 17 2.4 14.6 51.3 25.7 <br /> 3 2 7/8 1 3 3600 6300 17 2.3 14.8 56.7 28.4 <br /> 4 2 7/8 1 2 3 3400 5700 32 1.6 30.4 51.3 25.7 <br /> 5 2 7/8 2 3 3200 5200 27 2.6 24.4 46.8 23.4 <br /> 6 2 7/8 2 3 3100 4900 27 1.7 25.3 44.1 22.1 <br /> 7 2 7/8 2 3 3100 4900 27 1.9 25.1 44.1 22.1 <br /> 8 2 7/8 1 2 3 3100 4900 32 1.4 30.6 44.1 22.1 <br /> 9 2 7/8 2 3 3200 5200 27 1.7 25.3 46.8 23.4 <br /> 10 2 7/8 2 3 3200 5200 27 1.6 25.4 46.8 23.4 <br /> 11 2 7/8 2 3 3200 5200 27 3.1 23.9 46.8 23.4 <br /> 12 2 7/8 2 3 3100 4900 27 2.4 24.6 44.1 22.1 <br /> 13 2 7/8 2 3 3100 4900 27 2.3 24.8 44.1 22.1 <br /> 14 2 7/8 2 3 3300 5500 27 2.5 24.5 49.5 24.8 <br /> 15 2 7/8 2 3 3200 5200 27 2.8 24.3 46.8 23.4 <br /> 16 2 7/8 1 1 3 3200 5200 22 2.0 20.0 46.8 23.4 <br /> 17 2 7/8 1 1 3 3200 5200 22 0.9 21.1 46.8 23.4 <br /> 18 2 7/8 1 1 3 3100 4900 22 1.4 20.6 44.1 22.1 <br /> 19 2 7/8 1 3 3100 4900 17 0.0 17.0 44.1 22.1 <br /> 20 2 7/8 1 1 3 3200 5200 22 0.0 22.0 46.8 23.4 <br /> 21 2 7/8 2 2 3 3200 5200 37 0.0 37.0 46.8 23.4 <br /> 22 2 7/8 6 1 3 3200 5200 47 0.0 47.0 46.8 23.4 <br /> 23 2 7/8 2 3 3100 4900 27 0.0 27.0 44.1 22.1 <br /> 24 2 7/8 2 3 3100 4900 27 0.0 27.0 44.1 22.1 <br /> 25 2 7/8 1 3 3200 5200 17 0.0 17.0 46.8 23.4 <br /> 26 2 7/8 1 3 3300 5500 17 2.3 14.8 49.5 24.8 <br /> 27 2 7/8 1 3 3400 5700 17 2.6 14.4 51.3 25.7 <br /> 28 2 7/8 1 3 3500 6000 17 1.9 15.1 54.0 27.0 <br /> 29 2 7/8 1 3 3500 6000 17 1.6 15.4 54.0 27.0 <br /> 30 2 7/8 1 3 3200 5200 17 2.0 15.0 46.8 23.4 <br /> 31 2 7/8 1 3 3200 5200 17 2.4 14.6 46.8 23.4 <br />