In This Issue
This is a link to a webinar presenting an overview of research conducted by the Concrete Sustainability Hub at
the Massachusetts Institute of Technology. Resiliency and sustainability are topics of the Perspective article on page 10.
This is a link to a video by the City of Takoma Park, Md., showing the condition of the Carroll Avenue Bridge prior
to rehabilitation as well as the temporary pedestrian bridge used during construction. The rehabilitation of the historic
bridge over Sligo Creek is featured in a Project article on page 12.
This is a link to the Georgia Department of Transportation website with information about the Northwest Corridor Express Lanes
project and its dynamic toll system. The express lane project outside of Atlanta, Ga., is featured in a Project article on page 16.
This is a link to a three-dimensional, animated video created by Cianbro showing the construction of the Sarah Mildred
Long Bridge. The bridge is featured in a Project article on page 24, and the design and construction of the tower
foundation is discussed in a Concrete Bridge Technology article on page 34.
This is a link to a workshop presentation on electrically isolated tendons. This technology used to monitor the
integrity of post-tensioning tendons is highlighted in a Concrete Bridge Technology article on page 36 and is
mentioned in a Focus article featuring DYWIDAG-Systems International on page 6.
This is a link to “Northridge—25 Years Later: Caltrans Highway Structures,” an article in the January 2019 issue
magazine that outlines the lessons learned and measures taken after bridges were damaged in the
1994 Northridge earthquake and in previous California earthquakes.
This is a link to the page in the American Association of State Highway and Transportation Officials’ online store
that provides details and purchasing information for the recently published second edition of the
AASHTO LRFD Bridge Design
Guide Specifications for GFRP-Reinforced Concrete