double T-beam

double T-beam

A precast concrete member composed of two beams with a common slab across the top.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
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"Based on the findings from our investigation and subsequent laboratory testing, we have concluded that the fire has significantly affected the structural capacity of one (double T-beam) only," Walker Consultants said in a letter to Palatine officials.