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Deep Foundations
Helical Piles and Helical Tiebacks
For Enginners:
Typical Helical Specifications
Drilled Piers
Liquefaction Solved
Underpinning
Horizontal Cracks
Foundation Replacement
Resistive Piers
Underpinning Done Right
Mega Foundations
with Helical Piles
Solar Panel Arrays
with Ground Screws
Pipeline Anchors
Bridge Abutments
Post-tensioned Concrete
More Commercial Projects
Retaining Wall Basics
Retaining Wall Fortification
Solving Limited Access
Using EPS Blocks
Using W-beams
Excavation & Drilling
Grading
Road Washout Repair
Road Fortification
Hillside Stabilization
Challenging Hillside
Additions & Patios
Landslide Repair
Impact Walls
Avalon Supports
the Famous Rockettes
POST-TENSIONED CONCRETE
Avalon is trained and certified in the installation, stressing, and inspection of post-tensioned concrete.

In this photo, the dark, black lines are the 270 ksi half-inch cables. Additional 60 ksi rebar is being added over the columns beneath the elevated platform.
Concrete being placed over post-tensioned cables and rebar.
Tendon (cable) tails after tensioning by Avalon. All cables pulled to 33,000 lbs, resulting in an 8" elongation in 100' of the 270 ksi cables.
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.