National Highway System (NHS) subset of Maryland's 2018 National Bridge Inventory submission reporting conditions for 2017, with national transportation performance measure infrastructure conditions. This data will assist MPOs in analyzing the baseline conditions of the NHS in each planning area and inform 2-year and 4-year performance targets.Last Updated: September 2018For additional information, contact the MDOT SHA Geospatial Technologies Team:Email:GIS@mdot.maryland.govFor additional data, visit the MDOT GIS Open Data Portal:Website:https://data.imap.maryland.gov/pages/mdot/