Yiwen Bu

Director of Concrete Engineering

Twining, Inc.

Yiwen Bu, PhD, PE, LEED AP, is Director of Concrete Engineering at Twining Inc. Her expertise includes concrete materials science, sustainable design, durability assessment and service life modeling of concrete structures. She is a member of American Concrete Institute (ACI) Committees 365, Service Life Prediction and 207, Mass Concrete. She currently serves as Treasurer of San Diego Chapter of ACI. Yiwen Bu received her BS in Material Science and Engineering from University of Science and Technology Beijing in 2009, and PhD in Materials Science and Engineering from Purdue University in 2014 and is a registered Civil Engineer in California.