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Historic Bridges: Armstrong 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: 17

 Bridge Name HSR Rating Facility Carried / Feature Intersected LocationStructure Type Structure DimensionsConstruction Date / Builder or Contractor DescriptionThumbnail
Avonmore Bridge
Historic Significance Rating. 6th Street (PA-156) Over Kiskiminetas River Avonmore: Armstrong County, Pennsylvania and Westmoreland County, Pennsylvania Metal 11 Panel Rivet-Connected Parker Through Truss, Fixed and Approach Spans: Metal 5 Panel Rivet-Connected Pratt Full-Slope Pony Truss, Fixed Total Length: 571 ft
Main Span Length: 218 ft
Roadway Width: 19 ft
Main Spans: 2
1937 By: Unknown and Pennsylvania State Highway Department This bridge is not like other 1930s truss bridges in the state... all truss parts are rolled beams.Click to visit page.
Bear Creek Bridge
Knox Road Bridge
Historic Significance Rating. Knox Road (TR-347, Donley Road, Jackson Avenue) Over South Branch Bear Creek Rural: Armstrong County, Pennsylvania and Butler County, Pennsylvania Metal 8 Panel Rivet-Connected Warren Pony Truss, Fixed Total Length: 83 ft
Main Span Length: 77 ft
Roadway Width: 17.7 ft
Main Spans: 1
1913 By: Farris Engineering (Bridge) Company of Pittsburgh, Pennsylvania A beautiful Warren pony truss in a hilly forest setting.Click to visit page.
S Beatty Mills Bridge
Historic Significance Rating. Beatty Mill Road (TR-659) Over Buffalo Creek Rural: Armstrong County, Pennsylvania Metal 8 Panel Bowstring Pony Truss, Fixed Total Length: 86 ft
Main Span Length: 84 ft
Roadway Width: 14 ft
Main Spans: 1
By: Wrought Iron Bridge Company of Canton, Ohio One of the rarest bridges in Pennsylvania, this bowstring truss is in storage and planned for reuse.Click to visit page.
X Climax Bridge
Historic Significance Rating. Tunnel Road Over Redbank Creek Climax (Rural): Armstrong County, Pennsylvania and Clarion County, Pennsylvania Metal Rivet-Connected Warren Deck Truss, Fixed Total Length: 258 ft
Main Span Length: 101 ft
Roadway Width: 11.2 ft
Main Spans: 3
1898 By: Unknown This highly unusual 1890s deck truss apparently served a rail-line before becoming a highway bridge, and was located near a very cool railroad stone tunnel!Click to visit page.
Cogley Bridge
Pebble Road Bridge
Historic Significance Rating. Pebble Road (TR-738) Over South Branch Bear Creek Rural: Armstrong County, Pennsylvania Metal 4 Panel Rivet-Connected Warren Pony Truss, Fixed Total Length: 54 ft
Main Span Length: 49 ft
Roadway Width: 13.5 ft
Main Spans: 1
1910 By: Unknown This pony truss features an attractive mix of lattice and v-lacing on its members.Click to visit page.
X East Brady Bridge
Historic Significance Rating. PA-68 Over Allegheny River East Brady: Armstrong County, Pennsylvania and Clarion County, Pennsylvania Metal 8 Panel Rivet-Connected Pratt Through Truss, Fixed Total Length: 771 ft
Main Span Length: 200 ft
Roadway Width: 20 ft
Main Spans: 4
1934 By: Unknown PennDOT seems bent on destroying every single historic bridge on the Allegheny River north of Pittsburgh!Click to visit page.
X Foxburg Bridge
Historic Significance Rating. PA-58 Over Allegheny River Foxburg: Armstrong County, Pennsylvania and Clarion County, Pennsylvania Metal 8 Panel Rivet-Connected Warren Through Truss, Fixed Total Length: 538 ft
Main Span Length: 174 ft
Roadway Width: 14 ft
Main Spans: 3
1921 By: Bethlehem Steel Bridge Corporation of Steelton, Pennsylvania Another breathtaking, one-of-a-kind historic Allegheny River treasure falls under the wrath of PennDOT.Click to visit page.
X Gastown Bridge
Historic Significance Rating. Racetrack Road (TR-690) Over Plum Creek Rural: Armstrong County, Pennsylvania Metal 6 Panel Pin-Connected Pratt Full-Slope Pony Truss, Fixed Total Length: 102 ft
Main Span Length: 97 ft
Roadway Width: 13 ft
Main Spans: 1
1910 By: Penn Bridge Company of Beaver Falls, Pennsylvania This pony truss has an unusual curb design, a bottom chord below the floorbeams and a skew.Click to visit page.
Jantz Road Bridge
Eddyville Bridge
Historic Significance Rating. Jantz Road (TR-748, Lower Mudlick Road) Over Pine Run Eddyville (Rural): Armstrong County, Pennsylvania Metal 5 Panel Pin-Connected Pratt Through Truss, Fixed Total Length: 86 ft
Main Span Length: 82 ft
Roadway Width: 12.8 ft
Main Spans: 1
1895 By: Nelson and Buchanan of Chambersburg, Pennsylvania A picturesque example of work done by Nelson and Buchanan of Chambersburg, Pennsylvania.Click to visit page.
Kittanning Bridge
Citizens Bridge
Historic Significance Rating. Market Street (US-422 Business, PA-1038) Over Allegheny River Kittanning: Armstrong County, Pennsylvania Metal 12 Panel Rivet-Connected Parker Through Truss, Fixed Total Length: 949.2 ft
Main Span Length: 406 ft
Roadway Width: 30.5 ft
Main Spans: 3
1932 By: McClintic-Marshall Company of Pittsburgh, Pennsylvania and Pennsylvania State Highway Department An impressive massive-membered Parker truss can be easily viewed from above.Click to visit page.
Leechburg Bridge
Historic Significance Rating. Third Street (PA-4093) Over Kiskiminetas River Leechburg: Armstrong County, Pennsylvania and Westmoreland County, Pennsylvania Metal 11 Panel Rivet-Connected Parker Through Truss, Fixed and Approach Spans: Metal Through Girder, Fixed Total Length: 669 ft
Main Span Length: 340 ft
Roadway Width: 32.2 ft
Main Spans: 1
1935 By: Unknown and Pennsylvania State Highway Department The pleasingly complex geometry of this bridge forms a gateway into Leechburg.Click to visit page.
Leechburg Bridge North
Historic Significance Rating. Mill Bridge Road Over Kiskiminetas River Leechburg: Armstrong County, Pennsylvania and Westmoreland County, Pennsylvania Metal 6 Panel Rivet-Connected Pratt Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed Total Length: 704 ft
Main Span Length: 149 ft
Roadway Width: 21.7 ft
Main Spans: 4
1938 By: Unknown and Pennsylvania State Highway Department This skewed bridge offers striking views from beside the bridge.Click to visit page.
X Oscar Bridge
Historic Significance Rating. Rose Valley - Slabtown Road (PA-1028) Over South Fork Pine Creek Oscar (Rural): Armstrong County, Pennsylvania Metal Stringer (Multi-Beam), Fixed Total Length: 67 ft
Main Span Length: 63 ft
Roadway Width: 26.2 ft
Main Spans: 1
1940 By: Minns Brothers This bridge showcases a historic standard plan stringer design in Pennsylvania.Click to visit page.
Parker Bridge
Historic Significance Rating. PA-368 Over Allegheny River Parker: Armstrong County, Pennsylvania and Clarion County, Pennsylvania Metal 12 Panel Rivet-Connected Parker Through Truss, Fixed Total Length: 1140 ft
Main Span Length: 390 ft
Roadway Width: 23 ft
Main Spans: 4
1934 By: McClintic-Marshall Company of Pittsburgh, Pennsylvania and Pennsylvania State Highway Department Noted for an distinctive slope, this is a truss bridge with a Parker configuration appropriately located in a community named Parker!Click to visit page.
X Plum Creek Road Bridge
Johnston Bridge
Historic Significance Rating. Plum Creek Road (PA-2069) Over Plum Creek Rural: Armstrong County, Pennsylvania Metal 4 Panel Pin-Connected Pratt Half-Hip Pony Truss, Fixed Total Length: 80 ft
Main Span Length: 72 ft
Roadway Width: 14.4 ft
Main Spans: 1
1904 By: Unknown This small pony truss has an unusual bottom chord and good historic integrity, but this was not enough to spare it from demolition.Click to visit page.
Salina Bridge
Historic Significance Rating. Bridge Street (Edmon Road, PA-1060) Over Kiskiminetas River Salina: Armstrong County, Pennsylvania and Westmoreland County, Pennsylvania Metal 11 Panel Pin-Connected Parker Through Truss, Fixed Total Length: 669 ft
Main Span Length: 220.2 ft
Roadway Width: 18.7 ft
Main Spans: 3
1906 By: Unknown A long, three span example of an uncommon type, this bridge is enjoyable to view and cross.Click to visit page.
Vandergrift Bridge
Historic Significance Rating. Third Street (Dime Road, Farragut Avenue, PA-56, and PA-66 Alt) Over Kiskiminetas River Vandergrift: Armstrong County, Pennsylvania and Westmoreland County, Pennsylvania Metal 12 Panel Rivet-Connected Parker Through Truss, Fixed and Approach Spans: Metal Stringer (Multi-Beam), Fixed Total Length: 497 ft
Main Span Length: 310 ft
Roadway Width: 32.2 ft
Main Spans: 1
1933 By: McClintic-Marshall Company of Pittsburgh, Pennsylvania and Pennsylvania State Highway Department This attractive bridge continures to welcome visitors into Vandergrift.Click to visit page.

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