Cedar Shingle Coverage Calculator for Roofs & Walls

Cedar Shingle Coverage Calculator for Roofs & Walls

You feel a sense of dread, the kind that clenches your gut as you gaze at pile of cedar bundles in your driveway. What you … Read more

Concrete Beam Size Calculator

Concrete Beam Size Calculator

For most people, it begins with the span. You take out a tape measure, you figure out how far apart two walls are, and you … Read more

Lintel Beam Size Calculator

Lintel Beam Size Calculator

The framing sits on the headers. But the framing sits on the headers. If you want to open up a floor plan by removing one … Read more

Pergola Beam Size Calculator for Patio Spans

Pergola Beam Size Calculator for Patio Spans

So you begin your pergola with a simple idea, some wood, some shade. Then it turns into a structural engineering problem instead of an easy … Read more

Pergola Beam Size Calculator Australia

Pergola Beam Size Calculator Australia

The gap between two post sits there, in your back yard. You’re standing there wondering what to build. What about timber? It’s not something you … Read more

Timber Beam Size Calculator for Span Loads

Timber Beam Size Calculator for Span Loads

There you are standing in a bare room looking at the gap between two walls. You is trying to decide what should go there. This … Read more

Flat Roof Rafter Calculator

Flat Roof Rafter Calculator

Roofs can’t be flat. If they’re flat, then they has to have some pitch on them so that water can run off. It is typicaly … Read more

Roof Rafter Design Calculator

Roof Rafter Design Calculator

The best way to think about a roof isn’t merely as protection from rain; consider it a series of lever arms pushing out against house … Read more

Ceiling Beam Size Calculator for Attic Loads

Ceiling Beam Size Calculator for Attic Loads

The attic is already full. You open the hatch and there it is: boxes of seasonal sports equipment, old furnitures, holiday decorations, etc. Everything looks … Read more

Roof Beam Size Calculator for Span Loads

Roof Beam Size Calculator for Span Loads

Imagine your roof beam: just some piece of lumber spanning from one wall to another. Nope! That’s not all that goes on. That beam is … Read more

Floor Joist Span Calculator UK | C16 & C24

Floor Joist Span Calculator UK | C16 & C24

We naturaly tend to measure a room wall-to-wall, and think that’s our floor joist span. And sure, it’s a natural mistake, but also the most … Read more

Joist Notch Calculator

Joist Notch Calculator

You have a beautiful hardwood floor in your living room, and suddenly your plumber tells you that getting the new toilet drain to the wall … Read more

I Joist Weight Calculator for Bundles and Handling

I Joist Weight Calculator for Bundles and Handling

A pallet of engineered lumber looks manageable on a jobsite until you try to lift it. To span large spaces with relatively little material, I-joists … Read more

Wood Bridge Beam Size Calculator

Wood Bridge Beam Size Calculator

The thing about wood bridges is that they’re always a little bit of an adventure until you discover that adding several inches of length to … Read more