[1] Penn State Univ, Dept Engn Sci & Mech, University Pk, PA 16802 USA
[2] Univ Wisconsin, Dept Civil & Environm Engn, Madison, WI 53706 USA
[3] Widener Univ, Dept Civil Engn, Chester, PA 19013 USA
[4] Univ Naples Federico II, Dipartimento Anal & Progettazione Strutturale, I-80125 Naples, Italy
[5] W Virginia Univ, Dept Civil & Environm Engn, Morgantown, WV 26505 USA
[6] Virginia Tech, Dept Engn Sci & Mech, Blacksburg, VA 24061 USA
[7] Saitama Univ, Dept Civil & Environm Engn, Urawa, Saitama 338, Japan
[8] N Carolina State Univ, Constructed Facil Lab 203, Raleigh, NC 27695 USA
[9] Univ Patras, Dept Civil Engn, Struct Div, Patras 26500, Greece