On February 21, 2018, the Pennsylvania Supreme Court held that when PennDOT installs a guardrail, “sovereign immunity is waived if the agency’s negligent installation and design creates a dangerous condition.” Cagey v. Commonwealth, ___ A.3d ___, 2018 WL 987783 (Pa. Feb. 21, 2018) (overruling Lambert v. Katz, 8 A.3d 409 (Pa. Commw. 2010); Stein v. […]