IS 264 over US 17 Frederick Blvd


+36.82191, -76.33428
36°49'19" N, 76°20'03" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IS 264 over US 17 Frederick Blvd
Structure number:000000000021229
Location:0.90 MI FROM INT SR 337
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:78.4 ft. [23.9 m]
Total length:237.9 ft. [72.5 m]
Roadway width between curbs:118.8 ft. [36.2 m]
Deck width edge-to-edge:126.0 ft. [38.4 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:40°
Owner:State Highway Agency [01]
Year built:1964
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:4
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:60,244 [as of 2014]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:83.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017FairSatisfactoryFairFair6024483.0
November 2015FairSatisfactoryFairFair6024481.0
November 2013FairSatisfactoryFairFair7599481.0
November 2011FairSatisfactoryFairFair7599480.0
November 2009FairSatisfactoryFairFair7599481.0
January 2008FairSatisfactoryFairFair7448481.0
December 2005FairSatisfactorySatisfactorySatisfactory7837792.0
January 2004FairSatisfactorySatisfactorySatisfactory7227192.0
November 2001FairSatisfactorySatisfactorySatisfactory6672492.0
November 1999FairSatisfactorySatisfactorySatisfactory6527492.0
December 1997FairSatisfactorySatisfactorySatisfactory6900092.0
December 1995FairSatisfactoryGoodGood5748092.0
January 1994FairSatisfactoryGoodGood5748091.2
November 1991FairVery GoodGoodSatisfactory5748092.2

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Girder/Beamlinear ft.4,5222,0252,3221750
Steel Protective Coatingsq. ft.40,42930,44109,228760
Reinforced Concrete Decksq. ft.29,98829,843301150
Wearing Surfacessq. ft.28,26328,00402563
Reinforced Concrete Columneach2422110
Reinforced Concrete Abutmentlinear ft.368206481140
Reinforced Concrete Pier Caplinear ft.47742923250
Pourable Jointlinear ft.8338130200
Movable Bearingeach7600760
Steel Protective Coatingsq. ft.7600076
Fixed Bearingeach7600760
Steel Protective Coatingsq. ft.7600076
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.952638962180