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DECK & RAILING INDUSTRY KNOWLEDGE BASE
For decks on grade, deck girders shall be supported as specified on approved engineering plans using products such as NADRA member NCP Industries Handi-Block or Handi Pier. Click here to learn more.
Differences Between Designing a Railing For General Use vs. Rooftop Mechanical Equipment
Installing A Railing Around Mechanical Equipment? It could be easier than you think. Railings around mechanical equipment, as opposed to general use pedestrian railings, can
How To Determine Uplift Reactions For Canopies-Carports-Pergolas
Canopies & Wind Uplift – An Introduction First, Understand This A backyard canopy or pergola, trellis, or a lightweight sunroom/screen room attached to the back
Is A Top Rail Required For A Glass Railing?
Aesthetically pleasing, clean and one of the biggest architectural trends, the glass railing is fast gaining popularity as a go-to safeguard barrier for modern construction.
Why are spacing, edge distance, and embedment important for concrete anchors?
When an anchor is installed into concrete, there is an area surrounding the anchor called a cone of influence in which the anchor is affecting
Is Steel or Reinforcing or Fibermesh Required in Posts & Footings of Building Components?
INTRODUCTION The main purpose foundations serve is to distribute and resist the forces or loads experienced by the host structure due to wind, rain, snow,
Types of At-Grade Footings Explained
Here’s a description and illustrations we’ve created for footing types we frequently reference in our work for sunrooms, pergolas, carports, screen rooms, signs, and similar
About Lag Bolts-Screws In Wood – Size – Pullout – Shear
Lag screws are some of the toughest types of screws available. When it comes to fastening heavy materials in construction and woodworking, lag bolts and
Handrail and Guardrail Design Guidelines
What To Know When Designing & Installing Handrails & Guards About Stair Requirements The International Residential Code (IRC) contains railing guidelines similar to those found in
Designing Interior Glass? Here are some engineering code items to consider
There’s more to consider when designing interior glass than just how it looks. Turns out there are quite a few design and safety factors to
Frost Protection For Concrete Footings On Grade – Heave Explained
Footings Move When Soil Freezes. Let’s Explain. Building codes describe the design requirements of shallow foundations in regions where soil is subjected to seasonal ground
What’s the minimum penetration for lag screws into wood?
Per the 2015 National Design Specification for Wood Construction (NDS 2015), section 12.1.4.6, the minimum length of lag screw penetration Pmin not including the length