Switchback ramp from Smithfield Street Bridge to Mon Wharf opensThe $3.2 million ramp lets users follow the Eliza Furnace or Three Rivers Heritage trails to Point State Park, avoiding Fort Pitt Boulevard.The $3.2 million ramp lets users follow the Eliza Furnace or Three Rivers Heritage trails to Point State Park, avoiding Fort Pitt Boulevard.
Source: Switchback ramp from Smithfield Street Bridge to Mon Wharf opens (http://www.post-gazette.com/news/transportation/2018/11/23/Smithfield-Street-Bridge-Mon-Wharf-switchback-ramp-Eliza-Furnace-Trail-Three-Rivers-heritage-Trail-Point-State-Park/stories/201811230132)