Upon request, I have written an analysis of the K Truss which you can read about on my truss design page. The K truss design deserves your consideration as a bridge builder.

Probably the question I get asked the most is “What bridge design holds the most weight?” or “What bridge design is the strongest?”

The answer to that question is not simple and probably is not going to be what you expect. The truth is, I cannot answer the question. There are too many variables that [...]

Built by Bill H.
Here is the email Bill sent me:I started making bridges about a year ago and have pictures to share with you. For the first bridge I used a set of plans that I found free on the internet from a guy who was in the army. The bridge plans were [...]

Common trusses used in engineering:
Warren

Pratt

Howe

K Truss

The following figures are shown under a load. The numbers represent percentage, where the total load = 100. The numbers are rounded to the nearest 5. For absolute numbers, visit the Bridge Designer.
Red represents tension, blue represents compression, and green is no load.

On this Warren truss, each of the [...]