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MD 28 over MONOCACY RIVER

Map

Coordinates:
+39.24489, -77.44018
39°14'42" N, 77°26'25" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MD 28 over MONOCACY RIVER
Structure number:100000100029010
Location:0.98 MI W OF MONT CO
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:149.9 ft. [45.7 m]
Total length:445.9 ft. [135.9 m]
Roadway width between curbs:26.9 ft. [8.2 m]
Deck width edge-to-edge:28.5 ft. [8.7 m]
Vertical clearance above deck:15.1 ft. [4.6 m]
Owner:State Highway Agency [01]
Year built:1931
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:M 18 / H 20 [4]
Number of main spans:3
Main spans material:Steel [3]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:9,141 [as of 2009]
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 corrrective action [3]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Pier/abutment protection:None present but re-evaluation suggested [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:34.4
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$839,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017PoorPoorPoorFair914134.4
June 2015PoorPoorPoorFair914134.4
June 2013PoorPoorPoorFair914136.0
June 2011FairFairFairFair914149.0
June 2009FairFairFairSatisfactory718249.0
June 2007FairFairFairSatisfactory655049.0
June 2005FairFairFairSatisfactory655049.0
June 2003FairFairFairSatisfactory655049.0
June 2001FairFairFairSatisfactory797547.0
July 2000FairFairSatisfactorySatisfactory797558.0
July 1998FairFairSatisfactorySatisfactory797558.0
July 1996FairFairSatisfactorySatisfactory467561.5
July 1994FairFairSatisfactorySatisfactory467558.1
July 1992FairFairSatisfactorySatisfactory467558.1
April 1990FairFairFairFair467549.9