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Historic Bridges: Northampton County, Pennsylvania

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Special Bridge Conditions Legend
! Confirmed demolition date within one year or an especially historic bridge that is threatened with demolition at any level.
X The bridge has been confirmed demolished or collapsed.
S The bridge has been dismantled or moved to an offsite location and is not currently available for public viewing.
L Most or all of the original bridge material has been demolished and replaced, including historically significant elements, but some original parts of the bridge remain.
Note: This website cannot guarantee the current condition of any bridge on this website. Bridges lacking these icons should not necessarily be considered condition-free.

Total Bridges Found: 13

 Bridge Name HSR Rating Facility Carried / Feature Intersected LocationStructure Type Structure DimensionsConstruction Date / Builder or Contractor DescriptionThumbnail
Cementon Bridge
Historic Significance Rating. Main Street / 21st Street (PA-329) Over Lehigh River and Railroad Cementon: Lehigh County, Pennsylvania and Northampton County, Pennsylvania Metal 7 Panel Rivet-Connected Pratt Through Truss, Fixed and Approach Spans: Metal Through Girder, Fixed Total Length: 575.2 ft
Main Span Length: 159 ft
Roadway Width: 22 ft
Main Spans: 3
1933 By: Unknown and Pennsylvania State Highway Department This impressive example of a state standard truss bridge is at risk for demolition and replacement despite its good condition.Click to visit page.
! Coplay-Northampton Bridge
Chestnut Street Bridge
Historic Significance Rating. Chestnut Street (PA-7404, 9th Street) Over Lehigh River and Railroad Coplay and Northampton: Lehigh County, Pennsylvania and Northampton County, Pennsylvania Concrete Open Spandrel Deck Arch, Fixed and Approach Spans: Metal Continuous Rivet-Connected Parker Through Truss, Fixed Total Length: 1124 ft
Main Span Length: 214 ft
Roadway Width: 23.3 ft
Main Spans: 3
1930 By: Whitaker and Diehl of Harrisburg, Pennsylvania This enormous historic concrete arch bridge, which features a variety of approach spans, is slated for demolition and replacement!Click to visit page.
Easton-Phillipsburg Toll Bridge
Bushkill Street Bridge
Historic Significance Rating. US-22 (Bushkill Street) Over Delaware River Easton and Phillipsburg: Northampton County, Pennsylvania and Warren County, New Jersey Metal 18 Panel Multiple-Type-Connected Pennsylvania Through Truss, Fixed Total Length: 550 ft
Main Span Length: 550 ft
Roadway Width: 40 ft
Main Spans: 1
1938 By: Bethlehem Steel Company of Bethlehem, Pennsylvania and J. E. Greiner Company of Chicago, Illinois This bridge was when built the longest simple truss span in the world, and is today the ninth longest!Click to visit page.
High Street Bridge
Seidersville Road Bridge
Historic Significance Rating. High Street (Seidersville Road) Over Saucon Creek Near Hellertown: Northampton County, Pennsylvania Metal 9 Panel Welded Pratt Through Truss, Fixed Total Length: 134.8 ft
Main Span Length: 131 ft
Roadway Width: 18 ft
Main Spans: 1
1936 By: This bridge is one of the oldest examples of a welded truss bridge in Pennsylvania and one of the few examples of a welded through truss.Click to visit page.
Hill To Hill Bridge
Historic Significance Rating. PA-378 Over Lehigh River, Railroads, Local Streets Bethlehem: Lehigh County, Pennsylvania and Northampton County, Pennsylvania Metal 8 Panel Rivet-Connected Hudson Through Truss, Fixed and Approach Spans: Concrete Closed Spandrel Deck Arch, Fixed Total Length: 1607 ft
Main Span Length: 171 ft
Roadway Width: 40 ft
Main Spans: 2
1924 By: Rodgers and Hagerty of New York, New York and Clarence W. Hudson This concrete arch bridge also contains the only known example of a Hudson truss, and also is an amazingly complex bridge with several ramps.Click to visit page.
Lehigh and Hudson Railroad Delaware River Bridge
Historic Significance Rating. Railroad (Lehigh and Hudson Railroad) Over Delaware River Easton and Phillipsburg: Northampton County, Pennsylvania and Warren County, New Jersey Metal 7 Panel Pin-Connected Parker Through Truss, Fixed Main Spans: 3 By: Unknown An attractive and noteworthy multi-span railroad structure adds much to its surrounding historic community.Click to visit page.
Lehigh Canal Railroad Bridge
Historic Significance Rating. Railroad (Norfolk Southern) Over Lehigh Canal North Catasauqua: Northampton County, Pennsylvania Metal Rivet-Connected Warren Through Truss, Fixed Main Spans: 1 By: American Bridge Company of New York, New York This highly unusual bridge has four truss lines that are not equally space apart, and the bridge is also skewed.Click to visit page.
! Lehigh Street Bridge
Hocky-Catty Bridge / Hokendauqua Bridge
Historic Significance Rating. Lehigh Street (PA-1014) Over Lehigh River and Railroad North Catasauqua and Hokendauqua: Lehigh County, Pennsylvania and Northampton County, Pennsylvania Metal Pin-Connected Pratt Deck Truss, Fixed and Approach Spans: Metal Rivet-Connected Through Girder, Fixed Total Length: 782.2 ft
Main Span Length: 158 ft
Roadway Width: 23.6 ft
Main Spans: 4
1908 By: American Bridge Company of New York, New York A rare pin-connected deck truss on a Pennsylvania highway, this impressive large structure also consists of a stringer and a pony truss bridge.Click to visit page.
! Lynn Avenue Bridge
Historic Significance Rating. Lynn Avenue Over Railroad (Lehigh Valley Railroad) Bethlehem: Northampton County, Pennsylvania Metal 10 Panel Rivet-Connected Parker Through Truss, Fixed Total Length: 205 ft
Main Span Length: 200 ft
Roadway Width: 20 ft
Main Spans: 1
1928 By: Unknown This bridge is noted for its use of rolled beams and concrete encased floorbeams and bottom chord.Click to visit page.
! Meadows Road Bridge
Historic Significance Rating. Meadows Road (T-376) Over Saucon Creek Lower Saucon Township: Northampton County, Pennsylvania Stone Semicircular Deck Arch, Fixed Total Length: 102 ft
Main Span Length: 21 ft
Roadway Width: 19 ft
Main Spans: 4
1858 By: Unknown This beautiful stone arch bridge has stood for a century and a half, but now its future is uncertain!Click to visit page.
Northampton Street Bridge
Historic Significance Rating. Northampton Street Over Delaware River Easton and Phillipsburg: Northampton County, Pennsylvania and Warren County, New Jersey Metal Cantilever 12 Panel Pin-Connected Pratt Through Truss, Fixed Total Length: 560 ft
Main Span Length: 300 ft
Roadway Width: 32.2 ft
Main Spans: 3
1896 By: Union Bridge Company of Athens, Pennsylvania One of the most unusual, rarest, and beautiful bridges in the entire region.Click to visit page.
Old Mill Road Bridge
Historic Significance Rating. Old Mill Road Over Saucon Creek Lower Saucon Township: Northampton County, Pennsylvania Metal Continuous 5 Panel Pratt Full-Slope Pony Truss, Fixed Total Length: 104 ft
Main Span Length: 52 ft
Roadway Width: 13 ft
Main Spans: 1
1870 By: Beckel Iron Foundry and Machine Shop of Bethlehem, Pennsylvania This ancient cast iron bridge is nationally significant as one of the rarest types of bridges, and it has a continuous type design.Click to visit page.
Walnut Street Bridge
Pony Bridge / Wagner's Bridge
Historic Significance Rating. Pedestrian Walkway Over Saucon Creek Mill Race Hellertown: Northampton County, Pennsylvania Metal 5 Panel Pratt Through Truss, Fixed Total Length: 56.2 ft
Main Span Length: 56.2 ft
Roadway Width: 12.2 ft
Main Spans: 1
1860 By: Beckel Iron Foundry and Machine Shop of Bethlehem, Pennsylvania One of the oldest and most important metal historic bridges in the country, this bridge has numerous unique and amazing details.Click to visit page.

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