reinforced concrete filled steel tubes

WA-RD 776.2
Authors: 
Charles Roeder, Dawn Lehman, Ashley Heid, Todd Maki.
Originator: 
Washington State Transportation Center (TRAC-UW)
Publication Date: 
Wednesday, June 1, 2016
WA-RD 776.1
Authors: 
Charles Roeder, Dawn Lehman.
Originator: 
Washington State Transportation Center (TRAC)
Publication Date: 
Wednesday, June 6, 2012