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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 2015 

Status:Open, no restriction [A]
Average daily traffic:14,220 [as of 2007]
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:50.9 tons [46.3 metric tons]
Inventory rating:32.9 tons [29.9 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:56.3
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$769,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201556.3Structurally deficientPoorPoorFair14220
March 201475.2Functionally obsoleteFairFairFair14220
March 201375.2Functionally obsoleteFairFairFair14220
March 201276.1Functionally obsoleteSatisfactoryFairFair14220
March 201175.0Functionally obsoleteFairFairFair14220
December 200976.1Functionally obsoleteSatisfactoryFairFair14220
May 200876.1Functionally obsoleteSatisfactoryFairFair14220
May 200676.1Functionally obsoleteSatisfactoryFairFair14220
January 200476.1Functionally obsoleteSatisfactoryFairFair14220
December 200376.1Functionally obsoleteSatisfactoryFairFair14220
December 200176.1Functionally obsoleteSatisfactoryFairFair14220
February 200076.3Not deficientSatisfactoryFairFair12700
January 199876.3Not deficientGoodFairFair12700
September 199576.2Not deficientGoodFairFair12700
November 199274.7Not deficientGoodFairFair20704
November 199123.0Structurally deficientGoodPoorSerious20704