A truss bridge is different from other bridges because it uses connected triangles to spread weight across the whole structure. Other bridges mainly rely on beams, arches, or cables, but truss bridges use triangles to stay strong while using less material.
Grading Rubric:
1pts Headings - Your poster has a clear title and students names.
3pts Truss Example - You built one truss side neatly using twigs and glue. The truss matches the type you chose.
4pts Vocabulary - You wrote all required definitions in your own words and labeled all the truss parts correctly.
2pts Oral Presentation - You can explain a random vocabulary word without looking at your poster.
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10pts Total
A. Pick the white side or brown side of the poster.
B. Write the full names of all teammates on the bottom‑right corner using pen or marker (no pencil).
If you are a group of 1 then make one poster.
If you are a group of 2 then make one poster.
If you are a group of 3 then make two posters using different truss types.
(Warning! Groups can not be changed after being locked in)
A. Pick one of the follow truss bridge types: You can pick Pratt, Howe, Baltimore, K truss, Camelback, or Bowstring (see reference images at the bottom).
(You CANNOT use a Warren Truss)
B. In large type write the name of the truss at the top.
C. Build one 2D side of your truss using twigs and glue.
Using pen or marker label all the following parts of your truss: Top Chord, Bottom Chord, Joints, Web Members, Abutments (draw them on), Abutment Span, Bridge Bay.
(see reference images at the bottom)
A. Look up the following words and write the definitions IN YOUR OWN WORDS on your poster: Truss Bridge (Different from other bridge types), Gusset, Beam Lamination, Bridge Deck, Compression, Tension.
Make definations AS SHORT AS POSSIBLE!
A. Bring your completed poster to your teacher.
B. Each person will be asked one random vocabulary word to define from memory.
C. If you want a better score on the oral part, you may try again once per day.