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    • Saint Helens : Transportation system plan 

      Saint Helens (Or.); Parsons, Brinckerhoff, Quade & Douglas; Jeanne Lawson Associates; McKeever/Morris (City of Saint Helens (Or.), 1997-06)
      The purpose of this study is to develop a comprehensive multi-modal transportation system plan (TSP) that meets future transportation needs for the City of St. Helens and its urban growth area. The TSP is intended to ...