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Sixes Bridge Road Bridge

Frederick County, Maryland, and Carroll County, Maryland
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Photos 

Photo taken by Daniel McFarland

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Map 

Description 

According to Office of Transportation Engineering this bridge was built in 1915 by the York Bridge Company of York PA. Rehabilitation was completed in the Spring of 1995. At 240 feet long it is the longest historic bridge in Frederick County. It is the only two span historic bridge remaining on the Monocacy River owned by Frederick County. Many of the lower chord members and diagonals were repaired or replaced in 1995.

View Uglybridges.com report

Facts 

Overview
Two-span through truss bridge over Monocacy River on Sixes Bridge Road
Location
Frederick County, Maryland, and Carroll County, Maryland
Status
Open to traffic
History
Built 1910; rehabilitated 1995
Builder
- York Bridge Co. of York, Pennsylvania
Design
Two pin-connected, 7-panel Pratt through trusses
Dimensions
Length of largest span: 119.1 ft.
Total length: 240.2 ft.
Deck width: 15.1 ft.
Vertical clearance above deck: 11.0 ft.
Recognition
Eligible for the National Register of Historic Places
Approximate latitude, longitude
+39.63066, -77.28837   (decimal degrees)
39°37'50" N, 77°17'18" W   (degrees°minutes'seconds")
Approximate UTM coordinates
18/303607/4389267 (zone/easting/northing)
USGS topographic map
Emmitsburg
Inventory number
BH 19685 (Bridgehunter.com ID)
Inspection (as of 12/2011)
Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 40.6 (out of 100)
Average daily traffic (as of 1996)
156

Categories 

7-panel truss (247)
A-frame portal (232)
Built 1915 (967)
Built during 1910s (6,730)
Carroll County, Maryland (10)
Frederick County, Maryland (65)
Functionally obsolete (7,038)
Maryland (423)
NR-eligible (3,749)
One-lane traffic (7,111)
 Open (28,309)
Owned by county (16,488)
Pin-connected (1,519)
Pratt through truss (3,166)
Pratt truss (5,658)
Span length 100-125 feet (3,299)
Through truss (9,205)
Total length 175-250 feet (2,789)
Truss (23,566)
York Bridge Co. (20)

Update Log 

  • May 19, 2011: Updated by Jodi Christman: Added data from Office of Trans. Eng.
  • February 16, 2009: New photos from Daniel McFarland

Sources 

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