Urethane Foam as a Structural Material Sep, 2004 By Craig E. Barnes, P.E., SECB In Articles, From Experience This article is currently only available in PDF format, please click the link to the top right. About the author ⁄ Craig E. Barnes, P.E., SECBCraig E. Barnes, B. S., M. S., MBA P. E., S. E., was the Founding Principal of CBI Consulting Inc., Structural Engineers, Boston, MA Prev Lally Columns in Residential Construction Next Structural Engineer of Record – A Role Under Attack