Chosen to participate in the U. S. Army Engineer Research and Development Center’s outreach program, ERDC University, Pittsburgh District Civil Engineer Brian Lucarelli, right, tours his assigned laboratory, the Geotechnical and Structures Laboratory in Vicksburg, Mississippi. He met with GSL’s Concrete and Material Branch Chief Christopher Moore, left, and discussed this Poly Lactic Actic material, which is 3-D printed into a lattice structure to enhance structural performance and energy dispersion.