; any census tract with a poverty rate of at least 20 percent as measured by the 2014–2018 5-year data series available from the American Community Survey of the Bureau of the Census; or any territory or possession of the United States: Provided further, That planning grants under this heading shall be in the form of competitive grants to eligible entities to support pre-construction activities including planning, engineering, design, environmental analysis, feasibility studies, and finance plans for eligible projects: Provided further, That eligible entities for planning grants under this heading shall include a State, local, or Tribal government, a U.S. territory, a transit agency, a port authority or commission, a metropolitan planning organization, other political subdivisions of a State or a local government, or a collaboration among such entities: Provided further, That eligible projects for planning grants under this heading shall include highway, bridge, and bicycle and pedestrian projects eligible under title 23, United States Code; public transportation projects eligible under chapter 53 of title 49, United States Code; passenger and freight rail transportation projects; port infrastructure improvement projects; airport improvement projects