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HANOVER STREET over MIDDLE BRANCH

Map 

Coordinates:
+39.25986, -76.61543
39°15'36" N, 76°36'56" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

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:37.1 ft. [11.3 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: March 2016 

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:Poor [4 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]
Operating rating:46.9 tons [42.6 metric tons]
Inventory rating:27.9 tons [25.4 metric tons]
Sufficiency rating:51.2
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$769,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201651.2PoorPoorPoorFairSD14220
March 201556.3PoorPoorPoorFairSD14220
March 201475.2FairFairFairFairFO14220
March 201375.2FairFairFairFairFO14220
March 201276.1FairSatisfactoryFairFairFO14220
March 201175.0FairFairFairFairFO14220
December 200976.1FairSatisfactoryFairFairFO14220
May 200876.1FairSatisfactoryFairFairFO14220
May 200676.1FairSatisfactoryFairFairFO14220
January 200476.1FairSatisfactoryFairFairFO14220
December 200376.1FairSatisfactoryFairFairFO14220
December 200176.1FairSatisfactoryFairFairFO14220
February 200076.3FairSatisfactoryFairFair-12700
January 199876.3FairGoodFairFair-12700
September 199576.2FairGoodFairFair-12700
November 199274.7FairGoodFairFair-20704
November 199123.0PoorGoodPoorSeriousSD20704