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MD 12 over SPRING HILL BRANCH

Map

Coordinates:
+38.10574, -75.39630
38°06'21" N, 75°23'47" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MD 12 over SPRING HILL BRANCH
Structure number:100000230003020
Location:0.61 MILE SOUTH OF MD 12A
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:9.8 ft. [3.0 m]
Total length:45.9 ft. [14.0 m]
Owner:State Highway Agency [01]
Year built:1954
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Main span material:Concrete [1]
Main span design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:2,560 [as of 2009]
Truck traffic:8% of total traffic
Structural appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
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:None present but re-evaluation suggested [5]
Culvert condition:Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:97.4

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
May 2018Fair6 out of 10256097.4
May 2016Fair6 out of 10256097.4
May 2014Fair6 out of 10256097.4
June 2012Fair6 out of 10256097.3
July 2010Fair6 out of 10256097.3
July 2008Fair6 out of 10275097.1
July 2006Fair6 out of 10272597.2
July 2004Fair6 out of 10272597.2
July 2002Fair6 out of 10135098.2
September 2000Fair6 out of 10135098.2
October 1999Fair6 out of 10135098.2
September 1998Fair6 out of 10135098.2
September 1996Fair6 out of 10135098.2
June 1994Good7 out of 10207595.5
June 1992Good7 out of 10207595.5
May 1990Good7 out of 10207595.5