TY - CONF A1 - Wiggenhauser, Herbert T1 - Extending the Service Life of Structures Through Non-Destructive Evaluation T2 - Concrete Materials Sessions - Workshop 145 at the TRB 88th Annual Meeting T2 - Concrete Materials Sessions - Workshop 145 at the TRB 88th Annual Meeting CY - Washington, D.C., USA DA - 2009-01-11 PY - 2009 AN - OPUS4-20798 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -