Shallowford Road. Whiteside Tunnel (Missionary Ridge Railroad Tunnel) carries the Tennessee Valley Railroad Museum trains between East Chattanooga and Grand Junction. Construction of the tunnel was started by the Chattanooga, Harrison, Georgetown and Charleston Railroad which went bankrupt before the work was completed. The tunnel was completed by the East Tennessee and Georgia Railroad as part of their Chattanooga Branch. The railroad named the tunnel after Col. James A. Whiteside-a well known Chattanoogan and major stockholder of the East Tennessee and Georgia Railroad. Texas Addison Airport Toll Tunnel, Keller Springs Road under Addison Airport, Addison DART tunnel, twin light-rail tunnels, 3.5 miles long, between Pearl/Arts District Station and Mockingbird Station, Dallas Dallas Pedestrian Network, pedestrian tunnels, downtown Dallas Dead Mans Curve, tunnel, Park Route 12, Big Bend National Park East R.L. Thornton Freeway (Interstate 30), four tunnels under Hotel Street and four railroad lines between Stemmons Freeway (I-35E) and Botham Jean Boulevard in downtown Dallas (two) Houston Ship Channel tunnels, road tunnels; from east to west: Baytown Tunnel, abandoned road tunnel, between Baytown and La Porte, demolished by 1998 Washburn Tunnel, under Houston Ship Channel/Buffalo Bayou, between Galena Park and Pasadena, east of Houston Houston tunnel system, pedestrian tunnels, downtown Houston Judge Alfred Hernandez Tunnel, Main Street between Naylor and Burnett Streets north of downtown Houston Memorial Drive, new wildlife tunnels thru Memorial Park in Houston (opened in March 2022) Navigation Boulevard, under Commerce Street and four railroad lines east of downtown Houston Santa Fe Terminal Complex, abandoned rail tunnels, downtown Dallas South R.L. Thornton Freeway (Interstate 35E), cut-and-cover tunnel between Ewing and Marsalis Avenues in the Oak Cliff neighborhood southwest of downtown Dallas; Southern Gateway Deck Park (currently under construction) will cover the freeway Spring Valley Road, under Central Expressway (US 75) in Richardson Tandy Center Subway, abandoned light rail tunnel, operated 1963–2002, Fort Worth Woodall Rodgers Freeway (Spur 366), cut-and-cover tunnel between Saint Paul and Pearl Streets in downtown Dallas (Klyde Warren Park covers the freeway) Utah Red Canyon Tunnel on SR-12 Twin tunnel on US 189 in Provo Canyon Zion – Mount Carmel Highway tunnels, 1930, and long Vermont two New England Central Railroad tunnels, rail tunnels; from south to north: Bellows Falls Tunnel, 1851, formerly Vermont Valley Railroad, Bellows Falls Burlington Tunnel, 1861, formerly Central Vermont Railway, Burlington Middlebury Tunnel, proposed rail tunnel under Main Street and Merchants Row, Vermont Railway, Middlebury Virginia Bee Rock Tunnel,