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, � LEGACY REPORT ER-5110 � Reissued November 1, 2007 ti •.a�e*r ICC Evaluation Service, Inc. �°fl�'�0 w0'�"�'"''�'�,�,��01•�� ��r o�.soo n�«,a��a,s�e�,e�,�,,aia�,a�z�s •�zo5��seoo www.i Cc-es.o rq rreg�or,�o�ce•aos,wesc�smoa��ad,ca,�ay c�,n�us,irnas soa�a■cros)�ss-xx� Legacy report on the 1997 Uniform Buflding CodeTM DMSION:02—SITE CONSTRUCTION between helix plates is not less than three times the diameter Section:02465—Bored Piles of the lower helix.For example,a foundation anchor lead with an 8-,10-and 12-inch-diameter(203,254 and 305 mm)helix HELICAL PIERm FOUNDATION SYSTEMS has a nominal 24-inch space between the 8-and 10-inch(203 and 254 mm)helix and a 30-inch(762 mm)space between HUBBELL CORPORATION/A.B.CHANCE CO. 1he 10- and 12-inch (254 and 305 mm) helix. Figure 1 210 NORTH ALLEN STREET illustrates the foundation anchors. CENTRALtA,MISSOURI65240 2.1.2 FoundationBrackets:Thefoundationrepairbrackets used to address foundation settlement are Parts Nos.C150- 1.0 3UBJECT 0121,C150-0298,C150-0299 and C150-0147.The brackets HELICAL PIER�Foundation Systems. consist of upper and lower steel bracket bodies interconnected using two bolts. The bolts, described as 2.0 DESCRIPTION 'lifting" bolts, are '/s inch (22 mm) in diameter for the Nos. I 2.1 General: C150-0121,C150-0298 and C150-0299 brackets and 1 inch The Hubbell Corporation/A.B.Chance Co. HELICAL PIER� �25 mm) in diameter for the No. C150-0147 bracket. The Foundation System is used to underpin foundations of �ower bracket body consists of steel sections shaped and � existing structures,and is used for deep foundations of new Welded together to fortn a seat for the foundation of the ' structures.The system consists offoundation repair brackets structure. The lower bracket body also has slots for ; and foundation anchars.The foundation brackets are used to attachment of the bracket to the concrete foundation. The connect the foundation of the structure to the foundation upper bracket body is T-shaped, with the stem of the "T' anchor. being a steel pipe in which the shaft of the foundation anchor is inserted.Brackets No.C150-0121 and No.C150-0298 are ; 2.1.1 HEUCAL PIER�Foundation Anchor Components: used with foundation anchors having 1'/Z inch (38 mm) The steel anchor components consist of one or more circular square shafts.Bracket Nos.C150-�299 and C150-0147 are steel helix plates welded to a central steel shaft.The depth of used with foundation anchors having 13/;inch (44.5 mm) � the embedment of foundation anchors into the soil can be square shafts.Figure 2 illustrates the brackets. extended by adding one or more steel shaft extensions, g�q�ets No. C150-0121 and C150-0298 are used to coupled together to form one long conUnuous pier. address settlement of residential dwellings and light Extensions can be with or without steel helix plates attached. �mmercial buildings. Brackets No. C150-0299 and C150- � Each steel helix plate is 3/8 inch(10 mm)thick and has an 0147 are used to address settlement of large dwellings and outer diameter of from 6 to 14 inches(152 to 356 mm),and commercial buildings. an inner annulus either 1'/2 or 13/4 inches (38 or 44.5 mm) The light-duty underpi�ning bracket No.C150-0239 is used square.Each plate is formed with all radial sections normal to i to address settlement of porches, patios and light concrete the central longitudinal a�as,t 3 degrees.The helix pitch is 3 slabs. This bracket consists of a steel bracket body with a � inches(76 mm). seat for the concrete slab and an anchor terminator The central steel shaft of lead sections and extension containing a 1-inch-diameter(25 mm)lifting bolt.The anchor sections is a round comered square (RCS)solid steel bar. terminator is a round steel pipe with a drilled and tapped steel RCS bars are either 1'/2 or 13/4 inches (38 or 44.5 mm) cap on top,into which the foundation anchor shaft is inserted. square. Figures 7 and 8 illustrate the bracket. Each lead section of a foundation anchor has provisions at Slab repair bracket No. T150-0085 is used to address the top for a connection to an extension,and has an earth- settlement of existing concrete slabs on grade.This bracket penetrating pilotatthe bottom.Each extension has provisions consists of a steel channel, an anchor terminator and a 1- for a coupler at one end and a connection at the other.The inch-diameter (25 mm) bolt. The anchor terminator is a coupler is an integrally forged socket that slips over an RCS square steel tube with a drilled and tapped steel cap on top, shaft of the same size.Each socket has a transverse hole so into which the foundation anchor shaft is inserted. Figures 3 that lead sections and extensions can be connected using a and 5 illustrate the bracket. bolt and nut. New-construction foundation bracket No. C150-0132 is For all foundation anchor leads and extensions,helix plates used to support gravity loads.The bracket is used with steel- are welded to their respective shafts. Nominal spacing reinforced,poured-in-place concrete foundations.The bracket ICC-ES legacy reports are not m be corrsbued as representiieg oesthetics or mry otho amibvtes not specffically oddrnssed,rtor are they ro be construed ar an endorsement ojthe subjcet ojthe report or a rerommendarion for itr vse.Thne is no xnnanty by ICC Eva(vafion Sovice,Irrc.,espress or implied,as ro � arty firtdueg or o�ho matter in this report,or m to mry prodvct rnvercd by the report �`�a�� Copyright�2007 Page 1 of 8