Usually bridges like the bowstring truss bridge or the double intersecting pratt bridge could hold the most weight but it depends on what wood you are using.
Best balsa wood bridge design holds most weight.
Bridge it s completely up to you whether to consumption balsa wood bridge designs instructions balsa wood operating theater lime when building your.
It creates the strongest bridge with the least amount of materials.
This is the most efficient balsa bridge design.
Originally designed in 1844 by railway engineers thomas and caleb pratt the pratt truss bridge is one of the most common bridge designs.
Last updated on september 14 2017 by garrett boon.
Cutting strips of balsa.
5 steps to building a model bridge.
The warren truss is still a popular bridge design however as it is quick and easy to construct and requires a minimal amount of materials.
However since there is so much variety between each competition students are often instructed to comply with a vast array of additional challenges restrictions and rules.
Final balsa bridge test for ucf structural analysis weighed in at 156 lbs 0071.
If you are using balsa wood which is traditional wood for school projects you would want either triangle or crossing shapes.
The goal of almost each balsa wood bridge competition is to build a bridge that can withstand the greatest weight before it fails.