Memorial Bridge (Portsmouth)
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| Memorial Bridge (Portsmouth) | |
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| Name | Memorial Bridge (Portsmouth) |
| Cross | Piscataqua River |
| Locale | Portsmouth, New Hampshire – Kittery, Maine |
| Owner | New Hampshire Department of Transportation / Maine Department of Transportation |
| Design | bascule bridge |
| Material | steel |
| Opened | 1923 |
| Closed | 2011–2013 (replacement) |
Memorial Bridge (Portsmouth) is a historic bascule bridge spanning the Piscataqua River between Portsmouth, New Hampshire and Kittery, Maine. The crossing links downtown Portsmouth, New Hampshire with Kittery Point, Maine and connects major corridors including U.S. Route 1 and local routes serving Pease Tradeport and the Naval Shipyard (Kittery) environs. The bridge has been a focal point for regional transportation, preservation efforts, and commemorations tied to World War I, World War II, and veterans' groups.
Overview
The span provides a movable link across the Piscataqua near the confluence with the Atlantic Ocean and Gulf of Maine, serving vehicular, pedestrian, and occasional maritime passage for vessels entering the Portsmouth Naval Shipyard channel and Maine maritime traffic. It forms part of a network including the Sarah Mildred Long Bridge, the US Route 1 Bypass, and connections to Interstate 95 via Kittery, Maine ramps. The crossing sits adjacent to landmarks such as Strawbery Banke Museum, Prescott Park, Market Square (Portsmouth, New Hampshire), Fort McClary, and the Merrimack River estuary, integrating with regional planning by the Rockingham Planning Commission and Southern Maine Planning and Development Commission.
History
Early crossings at the Piscataqua involved ferries used during colonial trade tied to Boston Harbor and Portsmouth Harbor, with 19th-century industrial growth around Newmarket, New Hampshire and Kittery Point, Maine prompting fixed crossings. Planning for a memorial structure followed World War I veterans' initiatives and municipal commemorations in Portsmouth (city) and Kittery (town). Construction in the 1920s coincided with the era of Calvin Coolidge and federal support for infrastructure that included projects administered under state highway agencies and influenced by engineers from institutions such as Massachusetts Institute of Technology and consultants from firms linked to the American Society of Civil Engineers.
The bridge served through the Great Depression, World War II naval expansions at the nearby Portsmouth Naval Shipyard, and postwar automobile growth along U.S. Route 1. Preservation debates emerged in the late 20th century as regional bodies including the New Hampshire Division of Historical Resources and the Maine Historic Preservation Commission evaluated the structure's eligibility under the National Register of Historic Places criteria championed by preservationists and veterans' organizations.
Design and Construction
The original structure was a steel bascule with trunnion machinery, drawing on designs from firms experienced with movable spans such as those who built bridges over the Charles River and alongside projects in Connecticut River crossings. Structural details reflected early 20th-century American bridge engineering practices influenced by standards from the American Institute of Steel Construction and design input from regional consulting engineers educated at Harvard University or Cornell University. Architectural elements referenced commemorative motifs common to memorial bridges erected after World War I.
Materials procurement involved northeastern mills that supplied steel to projects across New England, with fabrication influenced by practices used on contemporaneous projects like the Brooklyn Bridge rehabilitation programs and movable spans in Boston Harbor. Construction crews coordinated with local unions including chapters of the United Brotherhood of Carpenters and Joiners of America and the International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers.
Operations and Maintenance
Operation required a tendering facility, draw mechanisms, and coordination with marine traffic governed by the United States Coast Guard's local sector and by harbor pilots operating near the Piscataqua River approaches. Maintenance regimes were shaped by state transportation agencies' asset-management programs and adherence to guidance from the Federal Highway Administration and standards from the National Steel Bridge Alliance. Routine inspections employed teams adhering to National Bridge Inspection Standards and involved contractors, municipal engineers from Portsmouth City Hall, and consultants from firms active in regional infrastructure projects.
Funding and jurisdictional responsibilities involved intergovernmental agreements between New Hampshire Department of Transportation and Maine Department of Transportation, with grants sought from federal programs administered by the United States Department of Transportation and congressional delegations including representatives from New Hampshire's 1st congressional district and Maine's 1st congressional district.
Incidents and Closures
The bridge experienced episodic closures for repairs, storm damage during nor'easters that impacted New England infrastructure, and a prolonged closure when structural deficiencies prompted replacement planning, forcing rerouting to the nearby Sarah Mildred Long Bridge and ferry alternatives. High-profile incidents prompted involvement from agencies such as the National Transportation Safety Board for investigations and emergency responses coordinated with Federal Emergency Management Agency region offices. Community responses included advocacy from local media outlets like the Foster's Daily Democrat and Portsmouth Herald and activism from preservation groups including the Preservation Society of Newport County (regional allies) and veterans' organizations.
Cultural Significance and Memorials
As a named memorial, the bridge served as a site for veterans' ceremonies tied to Veterans Day, Memorial Day, and local commemorations honoring those who served in conflicts from World War I through Operation Enduring Freedom. Ceremonies often involved participation by local chapters of American Legion, Veterans of Foreign Wars, and cadet groups affiliated with University of New Hampshire and Southern Maine Community College. The structure figures in regional cultural tourism promoted by entities like Visit New Hampshire and Discover Portsmouth, linking to heritage sites including the USS Albacore Museum and maritime museums in Kittery and Portsmouth.
Future Plans and Rehabilitation
Plans for replacement or rehabilitation have engaged federal, state, and local stakeholders including delegations led by senators from New Hampshire and Maine and municipal planning bodies like the Portsmouth Planning Board. Proposals considered alternatives ranging from modern movable spans to fixed high-clearance crossings influenced by projects such as the replacement of the Tappan Zee Bridge and movable bridge upgrades under initiatives funded through the Infrastructure Investment and Jobs Act. Environmental reviews referenced the National Environmental Policy Act process and coordination with the New Hampshire Department of Environmental Services and Maine Department of Environmental Protection to address effects on the Gulf of Maine ecosystem and navigation in the Piscataqua River.
Category:Road bridges in New Hampshire Category:Road bridges in Maine Category:Bridges completed in 1923