Thermal Expansion Joints
Thermal expansion joints like these in the Auckland Harbour Bridge in New Zealand allow bridges to change length without buckling. (credit: Ingolfson, Wikimedia Commons)
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"OpenStax College, Thermal Expansion of Solids and Liquids. November 4, 2012."
http://cnx.org/content/m42215/latest/
OpenStax CNX
CC BY 3.0.