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HANOVER STREET over MIDDLE BRANCH

Map

Coordinates:
+39.26096, -76.61511
39°15'39" N, 76°36'54" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HANOVER STREET over MIDDLE BRANCH
Structure number:200000BC5210010
Location:0.5 MI S OF I 95
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:229.0 ft. [69.8 m]
Total length:2023.1 ft. [616.6 m]
Roadway width between curbs:60.0 ft. [18.3 m]
Deck width edge-to-edge:71.9 ft. [21.9 m]
Vertical clearance below bridge:36.1 ft. [11.0 m]
Owner:City or Municipal Highway Agency [04]
Year built:1916
Year reconstructed:1992
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Movable - Bascule [16]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: November 2018

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:14,220 [as of 2016]
Truck traffic:8% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:53.4
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$769,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2018PoorFairPoorFair1422053.4
November 2017PoorPoorPoorFair1422051.2
March 2016PoorPoorPoorFair1422051.2
March 2015PoorPoorPoorFair1422056.3
March 2014FairFairFairFair1422075.2
March 2013FairFairFairFair1422075.2
March 2012FairSatisfactoryFairFair1422076.1
March 2011FairFairFairFair1422075.0
December 2009FairSatisfactoryFairFair1422076.1
May 2008FairSatisfactoryFairFair1422076.1
May 2006FairSatisfactoryFairFair1422076.1
January 2004FairSatisfactoryFairFair1422076.1
December 2003FairSatisfactoryFairFair1422076.1
December 2001FairSatisfactoryFairFair1422076.1
February 2000FairSatisfactoryFairFair1270076.3
January 1998FairGoodFairFair1270076.3
September 1995FairGoodFairFair1270076.2
November 1992FairGoodFairFair2070474.7
November 1991PoorGoodPoorSerious2070423.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girderlinear ft.37,14936,80914226172
Steel Girder/Beamlinear ft.45903776913
Steel Protective Coatingsq. ft.9,88902,3897,000500
Steel Stringerlinear ft.2,2502,22110136
Steel Protective Coatingsq. ft.12,622012,62200
Deck
Reinforced Concrete Decksq. ft.148,374148,369050
Wearing Surfacessq. ft.123,645122,6438571450
Superstructure
Reinforced Concrete Archlinear ft.13,3604,6766,6802,0040
Steel Floor Beamlinear ft.9605193458610
Steel Protective Coatingsq. ft.11,2543,6583,6582,8131,125
Reinforced Concrete Floor Beamlinear ft.10,86010,78550250
Steel Pin or Pin & Hangar Assemblyeach120883020
Steel Protective Coatingsq. ft.998374374125125
Substructure
Reinforced Concrete Columneach95777110
Reinforced Concrete Pier Walllinear ft.1,1206773301121
Reinforced Concrete Abutmentlinear ft.3302735700
Deck
Open Grid Decksq. ft.9,00006,7502,2500
Concrete Filled Grid Decksq. ft.2,45002,400500
Joints
Strip Seal Jointlinear ft.1,0801,02930210
Bearings
Movable Bearingeach6245674890
Fixed Bearingeach3323121172
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.300294240
Other Material Bridge Raillinear ft.4,1203,570804700