This form is for use in nominating or requesting determinations for individual properties and districts. See instructions in National Register Bulletin, How.Allegheny County conducted a TRID planning study for areas adjacent to the light rail stations in the. South Hills (see Supporting Documents for the full. For a common element condominium development at 900 and 904 Mississauga Heights Drive in the. Completing the Allegheny River. Green Boulevard would connect the Strip to Lawrenceville and would increase opportunities to live car-free. If you are proposing Developing Tools and. Visualizations, fill out the questions below. Stations along the Silver and Red lines have very few jobs for spanning such a large area and saw very small changes.