Chance Technical Design Manual

SECTION 5: DESIGN METHODOLOGY

CONTENTS 5.1 Atlas Resistance Pier Capacity .........................................................................................................5-2 5.2 Chance Helical Pile/Anchor Ultimate Bearing Capacity...........................................................5-3 5.3 Evaluating Soil Properties For Design .........................................................................................5-14 5.4 Factor Of Safety ..................................................................................................................................5-20 5.5 HeliCAP Helical Capacity Design Software ............................................................................... 5-22 5.6 Application Guidelines For Chance Helical Piles/Anchors................................................... 5-25 5.7 Lateral Capacity Of Helical Piles ................................................................................................... 5-25 5.8 Buckling/Bracing/Slenderness Considerations........................................................................5-30 5.9 Helical Pile Deflection At Working Load.....................................................................................5-34

DESIGN METHODOLOGY

DISCLAIMER

The information in this manual is provided as a guide to assist you with your design and in writing your own specifications. Installation conditions, including soil and structure conditions, vary widely from location to location and from point to point on a site. Independent engineering analysis should be conducted and state and local building codes and authorities should be consulted prior to any installation to ascertain and verify compliance to relevant rules, regulations, and requirements. Hubbell Power Systems, Inc., shall not be responsible for or liable to you and/or your customers for the adoption, revision, implementation, use, or misuse of this information. Hubbell takes great pride and has every confidence in its network of installing contractors and dealers. Hubbell Power Systems, Inc., does NOT warrant the work of its dealers/installing contractors in the installation of Chance® Civil Construction foundation support products.

Hubbell Power Systems, Inc. | All Rights Reserved | Copyright © 2023 | Page 5-1