South Dakota Department of Transportation Bridge No. 63-210-282

High school (ages 12+)
Geography

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/south-dakota-department-of-transportation-bridge-no--63-210-282

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the year of original construction?1909
2. What is the original bridge type?Pratt through truss
3. What is a Pratt through truss bridge?A Pratt through truss bridge uses diagonal beams that lean toward the center, making it strong and efficient for early 20th-century construction.
4. When was the bridge built?The bridge was built in 1909, more than a hundred years ago.

Pratt through truss: A historic bridge design characterized by triangular trusses on the sides, with the roadway passing through the structure.
Steel girder span: A modern bridge component utilizing strong, horizontal steel beams to support the deck and traffic loads.
National Register of Historic Places: The United States' official list of districts, sites, buildings, structures, and objects significant in American history, architecture, archaeology, engineering, or culture.
Vernacular Architecture: Architecture based on local needs, construction materials, and traditions, often reflecting regional characteristics.