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Hampton River Bridge


Photo taken by Doug Kerr in September 2005

BH Photo #195610


Street View 


Bascule bridge over Hampton River on NH 1A in Hampton
Rockingham County, New Hampshire
Open to traffic
Future prospects
At risk for demolition and replacement. Section 106 Review in progress.
Built 1949; rehabilitated 1984
Single leaf deck plate girder bascule.
Length of largest span: 94.2 ft.
Total length: 1,199.2 ft.
Deck width: 25.9 ft.
Eligible for the National Register of Historic Places
Also called
Hampton Harbor Bridge
Neil R Underwood Memorial Bridge
Seabrook-Hampton Bridge
Approximate latitude, longitude
+42.89611, -70.81639   (decimal degrees)
42°53'46" N, 70°48'59" W   (degrees°minutes'seconds")
Approximate UTM coordinates
19/351698/4750878 (zone/easting/northing)
Quadrangle map:
Average daily traffic (as of 2017)
Inventory number
BH 25012 (Bridgehunter.com ID)
Inspection report (as of November 2018)
Overall condition: Poor
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Deck condition rating: Very Good (8 out of 9)
Sufficiency rating: 26.3 (out of 100)
View more at BridgeReports.com


Bascule (1,075)
Built 1949 (407)
Built during 1940s (4,112)
Deck girder (5,837)
Doomed (1,099)
Girder (10,387)
Have street view (27,143)
Movable (3,007)
NR-eligible (4,060)
Navigable waterway (2,155)
New Hampshire (673)
Open (40,033)
Owned by state (16,113)
Plate girder (8,056)
Rockingham County, New Hampshire (56)
Span length 75-100 feet (6,466)
Total length 1000-2500 feet (1,892)

Update Log 

  • November 12, 2019: New photos from Nathan Holth
  • June 3, 2016: New Street View added by Douglas Butler
  • December 1, 2015: New Street View added by Douglas Butler
  • July 20, 2015: New photos from Michael Miller
  • August 14, 2014: New photo from Douglas Butler
  • March 22, 2011: New Street View added by Jason Smith
  • March 21, 2011: New photo from Doug Kerr


  • Doug Kerr
  • Jason Smith - flensburg [dot] bridgehunter [dot] av [at] googlemail [dot] com
  • Douglas Butler
  • Michael Miller - michael_a_miller [at] yahoo [dot] com
  • Nathan Holth


Hampton River Bridge
Posted November 12, 2019, by Nathan Holth (webmaster [at] historicbridges [dot] org)

According to NHDOT, the previous bridge at this location was called the Mile Long Bridge, and as can be seen in this photo, was timber.