Only after first considering such factors as site (location and conditions), purpose, and, of course, budget can an engineer decide the most appropriate size, shape, and building material for a bridge. This interactive activity from the Building Big Web site challenges users to identify which bridge design is best for each of four different locations in the growing fictional community of Craggy Rock.
This resource can be found on the Building Big Web site.
© 2014 PBS & WGBH Educational Foundation. All rights reserved.