Share:

MD 500 over NORTHWEST BRANCH

Map

Coordinates:
+38.95283, -76.96611
38°57'10" N, 76°57'58" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MD 500 over NORTHWEST BRANCH
Structure number:100000160248030
Location:0.12 MILE EAST OF MD 501
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:11.2 ft. [3.4 m]
Total length:24.0 ft. [7.3 m]
Owner:State Highway Agency [01]
Year built:1987
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: May 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:41,631 [as of 2009]
Truck traffic:8% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Pier/abutment protection:Navigation protection not required [1]
Culvert condition:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:70.8

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
May 2016Good7 out of 104163170.8
May 2014Good8 out of 104163170.8
April 2012Good8 out of 104163170.8
April 2010Good8 out of 104163170.8
April 2008Good8 out of 104076171.1
April 2006Good8 out of 103767572.1
April 2004Good8 out of 103767572.1
April 2002Good8 out of 103555072.9
April 2000Good8 out of 103555072.9
April 1998Good8 out of 103555072.9
April 1996Good8 out of 103337572.8
November 1993Good8 out of 103337585.0