Helical Anchor/Foundation

131 Pages·2011·9.04 MB·English

by  Josh Lindberg

HELICAL ANCHORS & FOUNDATIONS
Presented by: Josh Lindberg
Helical Concepts, Inc.
Distributor
CHANCE Civil Construction
Presentation Preview
Historical Perspective

Product Overview

Determination of Capacity

Applications

Installation Methods and Equipment

Historical Perspective
1st Recorded use of a Screw Pile was by Alexander Mitchell

in 1836 for Moorings and was then applied by Mitchell to
Maplin Sands Lighthouse in England in 1838.

In 1843, the 1st Screw Pile Light House in the U.S. was

Constructed by Capt. William H. Swift at Black Rock Harbor
in Connecticut. Swift used Mitchell Screw Pile Technology.

In the 1840’s and ’50’s, More Than 100 Screw Pile

Foundation Light Houses were Constructed Along the East
Coast, the Florida Coast and the Gulf of Mexico
Manual Installation
Limited Applications
Mitchell Lighthouse at
Hooper’s Strait, Maryland
Extracted Cast Iron Screw Pile,
 30” Diameter
Mitchell
Screw
Pile
1835
A. B. Chance

Historically an Anchor
Company

Since 1912
Centralia, MO - 1912
Centralia, MO - 1912
Never Creep Anchor