Foundation

Interrupted or Narrow Spread Footing Foundation

by Jim Houlette, PE July 26, 2019

When the site has low to moderate swelling soil an interrupted or narrow spread footing may be used.  The Geotechnical engineer will specify a maximum and a minimum soil bearing pressure.  Most people understand a maximum soil bearing which is discussed more at our post […]

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Raft Slab-on-Grade Foundation

by Jim Houlette, PE July 12, 2019

A Raft Slab-on-Grade foundation can be as simple as a 4” thick slab with no reinforcement and a shallow perimeter rib to an 8” thick slab heavily reinforced with deep ribs spaced roughly 10’o.c.  The wide range of concrete thicknesses and reinforcement is a function […]

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EVstudio Contracted for Value Engineered Structural Revision to Custom Mountain Home

by evstudio July 11, 2019

EVstudio was recently asked to value engineer a proposed revision to the foundation of a custom home in Evergreen Colorado that we had previously provided structural design services for. This particular home was originally designed for a slab on grade lower level floor with an […]

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How to Repair Brick Walls that are Separating (Delamination)

by Jim Houlette, PE May 30, 2019
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In the last year I’ve been finding an increase in the number of brick wall failures.  Most of the walls are in need of repointing due to the age of the dwelling and some are in need of more significant structural repairs.  One common repair […]

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Quickly Construct Concrete Pad Footings with FASTBAG

by evstudio May 30, 2019

At a recent seminar I attended I was introduced to the Fab-Form product called FASTBAG. This product is brilliantly simple….a textile bag you can fill with concrete and reinforcing bars to take the place of the wood formwork traditionally utilized to construct pad footings. The […]

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Wall on Grade Foundation

by Jim Houlette, PE April 19, 2019

Simple and cost effective, but limited in design capabilities.  A wall on grade is just as simple as it sounds.  If the bearing capacity of the soil is moderate to high and the load from the structure is light then a typical spread footing can […]

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Steel Screw Pile Foundation

by Jim Houlette, PE March 29, 2019

A deep foundation system that is gaining popularity in areas with difficult soil, contaminated soil and due to its speed of construction is steel screw piles. At first glance screw piles look like the typical helical pier.  However, there are significant differences that make a […]

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The How, What, and Why’s of Structural Floor Systems

by Peter Youngbauer March 15, 2019
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So picture it, you, the ultimate DIYer — Soon-To-Be proud homeowner of your own house. Maybe you have your perfect plot of land in the mountains selected, or you have torn down property to construct your dream custom house. Everything is going to plan when […]

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Foundation Wall Height Design Considerations for Residential Garages

by Kacy Landsittel February 8, 2019

There are many ways that openings like doors and windows come into consideration with respect to how we, at EVstudio, design foundation walls. More specifically, there are special criteria that go into a foundation wall design for residential garages because the threshold of door openings are at […]

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Platt Park Footing Inspection

by Katelyn Wager, PE February 6, 2019
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Today I hit an exciting milestone in my budding career.  I conducted my first footing inspection of a model house I mentioned in a previous article!  EVstudio conducts countless site inspections of the foundation and framing plans we design, but today’s was the footing inspection […]

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Different Structural Foundation Types

by Jim Houlette, PE November 30, 2018
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  There are many different foundation types and each one has a unique feature and advantage over other types.  I’ll go into a brief summary of each foundation type and why I used the foundation design in each situation.  Here is a list of the […]

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Foundation Construction – When Frost Depth Can Not Be Met

by evstudio November 30, 2018

The 2009 International Residential Code (IRC) specifies that foundation walls, foundation piers and other permanent support of buildings and structures shall be protected from frost heave. As we know, when water freezes it increases in volume. Bearing a structure’s foundation below the frost line helps […]

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