MAIN MENU       About Us Inspection Request Contact Information Glossary Careers at Avalon  FOUNDATIONS  Deep Foundations Helical Piles and Helical Tiebacks For Enginners: Typical Helical Specifications Drilled Piers Liquefaction Solved   FOUNDATION REPAIR   Underpinning Horizontal Cracks Foundation Replacement Resistive Piers Underpinning Done Right   COMMERCIAL PROJECTS   Mega Foundations with Helical Piles Solar Panel Arrays with Ground Screws Pipeline Anchors Bridge Abutments Post-tensioned Concrete More Commercial Projects   RETAINING WALLS   Retaining Wall Basics Retaining Wall Fortification Solving Limited Access Using EPS Blocks Using W-beams  EXCAVATION  & GRADING Excavation & Drilling Grading   SPECIAL HILLSIDE   ISSUES Road Washout Repair Road Fortification Hillside Stabilization Challenging Hillside Additions & Patios Landslide Repair Impact Walls   OTHER PROJECTS   Avalon Supports the Famous Rockettes		FEBRUARY 2025 PROJECT HIGHLIGHT Retaining Wall with Concrete Bottom Layer CASE STUDY #03 February 2025 (1 of 2) Avalon recommended the lowest portion of this wall be cast-in-place concrete to hold the lowest wood members of the wall above constant wet conditions. Soils Engineer: Ashton Buckner of Haro, Kasunich & Associates, Inc. Structural Design Engineer: Jody Collins of Ifland Engineers Civil Engineer: Jon Ifland of Ifland Engineers CASE STUDY #03 February 2025 (2 of 2) The upper portion of the wall extends above the retained earth and functions as an impact wall to protect against debris flow from up the hill. Avalon Structural, Inc. 181 Ridgeview Drive Aptos, CA 95003 (831) 479-4389 (office) info@avalonstructural.com Copyright © 2015 Avalon Structural, Inc. All Rights Reserved CA License 677116 Classifications:  B, C-8 Avalon is a general building contracting firm and does not employ engineers.