Dia 21 A very versatile and scaleable bridge design for spans up to 50 feet, Bridge plans, foot bridge, timber bridge design, pedestrian bridge, do it yourself wood bridge construction, truss bridge, garden bridge, span creek bridge pond build bridge design bridge drawings drawing prefab pre-fab greenhouse cabin shed gartenbrücke brücke plan bach baupläne rainbow bridge brückenplan 5/4 decking kit kits


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Simplest Arch Piece

Any 3 of these spans may be built, using the same 2 parts.
The span just depends on the number of pieces used.
For extra width or more load capacity, 3 or 4 arches may be used in parallel.

3 2x6 Bridges

Here is a simple 21 foot bridge built out of 12 foot 2x6s

21' Bridge

Apart from 4 cross-beams and decking, the entire bridge has only 2 parts.

21' Bridge, exploded view

The design and construction techniques presented on this page are protected from patents by prior art & copyright and I reserve all rights regarding this design. Feel free to utilize this information for personal use but applications involving the exchange of money, require my approval. If you'd like to build bridges for profit, I'd be happy to help you. :-) Frank Petersohn