Archive | Joints

Stop Splayed Scarf Joint

A scarf joint is used to create longer timbers for use in plates, beams, rafters and posts when you cannot find a long enough timber to span the distance you require. The stop splayed scarf that is displayed here is extremely common and can be fastened together with pegs, all-thread with nuts and washers or […]

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Straining Beam

Straining Beam

Every timber gets its name from where it is in the frame. This beam is between two posts. It holds them apart from the rafters pushing them in. It is called a “Straining Beam”. Here is an exploded view of one. Sometimes they have braces, sometimes they don’t. Usually it has a standard tenon on […]

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Timber Frame Purlin Joinery

Purlin Joints at Rafter

Here is an exploded view of a pair of purlins where they meet the rafter. Each frame design should be reviewed by an experienced timber framing engineer for the exact design of this joint. Loads, spans, type off wood, and possibly other factors will have to be considered when designing this joint. My examples are […]

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