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Building Foundations

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    Pouring a Structural Slab (Subscriber content)

    Commercial-grade steel deck pans worked well for placing the slab on this steep-site garage addition.

     
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    Replacing a Foundation and Retrofitting a First Floor (Subscriber content)

    Helical piers provided a practical alternative to cribbing the house.

     
  • Frost Protection for an Existing Foundation (Subscriber content)

    I recently did a remodeling project that involved replacing a three-season sunroom with fully conditioned living space.

     
  • No-Leak Membrane for Concrete Footings

    The Delta Footing Barrier is a three-ply impermeable membrane that goes on top of freshly poured footings before the foundation is built.

     
  • Adding a Point Load to a Post-Tensioned Foundation (Subscriber content)

    Q: When making structural changes that involve adding a point load to a house built on a post-tensioned concrete slab, is it necessary to add a footing for a structural post? I'm concerned that cutting through the slab to pour a pad footing could sever on

     
  • Stabilizing a Hillside Foundation (Subscriber content)

    Helical piers anchor a house on a sliding slope.

     
  • Port of Miami Tunnel Project Gears Up to Go

     
  • Permanent Wood Foundations

    Pressure-treated wood foundations (also known as permanent wood foundations, or PWFs) have been around at least since the 1940s, and my own experience with them dates back 20 years or so.

     
  • Seal Seams In Crawlspace Liners

    The crawlspace of a home was consistently wet — in spite of the 6-mil poly liner. Here's how a builder fixed it to assure long-term durability of the foundation and floor frame.

     
  • Replacing a Slab Foundation

    When the original builder flubs a foundation, someone else has to clean up the mess.

     
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    TVA-ORNL Project Provides a Window on the Payback of Energy Upgrades

    Study finds that modest upgrades in insualtion and HVAC equipment dramatically reduce energy use in warm, humid climates.

     
  • Extreme Temperature Formula Low-VOC Subfloor And Deck Construction Adhesive

    Liquid Nails’ new Extreme Temperature Formula low-VOC subfloor and deck construction adhesive can be gunned by hand at temperatures down to 22°F, and will stick to wet, frozen, and treated lumber readily and won’t dissolve foams and plastics.

     
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    Pop Quiz

    Walter Moreau is executive director of Foundation Communities, a nonprofit affordable housing developer in Austin, Texas.

     
  • Super-Insulated Slab Foundations

    Compacted drainage stone and a thick layer of foam prevent frost damage and keep the heat inside the building.

     
  • Foundation for a Problem Site

    A carefully engineered foundation and alternative septic system add value to a bargain-priced lot.

     
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    Dry Wall

    Cosella-Dörken’s three-ply Delta Footing Barrier keeps groundwater out of walls by providing a waterproof break between a building’s footing and its foundation

     
  • Pop Quiz - Walter Moreau

    Walter Moreau is executive director of Foundation Communities, a nonprofit affordable housing developer in Austin, Texas.

     
  • MacArthur Foundation Awards $6 Million toHousing Research

    he critical ways that housing matters to children, families, and communities will be explored in 13 separate research projects funded by the John D. and Catherine T. MacArthur Foundation.

     
  • Tree Roots and Foundation Cracks

    Can the roots of a tree actually dry out the soil beneath a foundation enough to cause the concrete to crack?

     
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    Framing a 16-Sided Addition

    Accuracy in laying out and building the foundation helped keep the rest of the job on track .

     
 
 
 
JLC Field Guide to Decking