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marcus knowles

High School Bridge Building

April 5, 2024April 21, 2015 by marcus knowles

We started our bridge program last year in my beginning engineering and manufacturing classes. I wanted to make a bridge that was very complicated with simple rules that required them to have to work on the mathematics of the bridge. I wanted to stress the strength of the truss design, so within the rules, I made it … Read more

Categories Examples Tags reader submitted 1 Comment

Verrazano Narrows Bridge

March 31, 2024February 6, 2015 by Andrew
Verrazano Narrows Bridge

I decided, for the 50th birthday of the Verrazano Bridge, to put together a model. I always loved the bridge; I lived in its shadow in Brooklyn for years and now live on Staten Island, so I use it often. Being a 2 year dad, I get little time to work on it, and when … Read more

Categories Examples Tags reader submitted, suspension bridge 1 Comment

Classic ‘K-Truss’ Bridge Design (Balsa Wood)

March 31, 2024January 19, 2014 by Matt Feldman

For this balsa wood bridge, I used a ‘K-Truss’ design with seven vertical members and 6 ‘K-Trusses’ per side. The K’s were the most challenging part of the build, because I had to calculate each ones length, and the approximate measure of the angle I had to cut into each one. All in all, the … Read more

Categories Examples Tags balsa/basswood, k-truss, reader submitted 9 Comments

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Recent Comments

  1. nOAH tAHYER, AUSTiN lAREAU, aDRINA bARNES on Manilla File Folder BridgeApril 10, 2025

    hEY GaRRET. iM In pHYisCS AS A 11tH GRADer AND waNT tO kNOW HoW u mADE yOuR aWSESOME COOLIO BrIGE

  2. Bella on Forces that Act on BridgesApril 5, 2025

    same i still don't get what shearing is

  3. Elenna on 100 Stick Popsicle Bridge: 21″ Howe TrussApril 2, 2025

    Hi! I'm doing a school project on making a stick bridge and have a few questions: Would the project work…

  4. Liz on 100 Stick Popsicle Bridge: 21″ Howe TrussApril 2, 2025

    wow thats cool

  5. Cindy on 100 Stick Popsicle Bridge: 21″ Howe TrussApril 2, 2025

    How long does the bridge hold 200 pounds for? We are doing a school project and it must hold for…

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