Share:

MAPLE DAM RD over LITTLE BLACKWATER RIVER

Map

Coordinates:
+38.51653, -76.08076
38°30'60" N, 76°04'51" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:MAPLE DAM RD over LITTLE BLACKWATER RIVER
Structure number:200000D-0006030
Location:2.16 MI S OF MD RTE 16
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:5.9 ft. [1.8 m]
Total length:21.0 ft. [6.4 m]
Owner:County Highway Agency [02]
Year built:1960
Year reconstructed:1975
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: November 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:330 [as of 2008]
Truck traffic:5% of total traffic
Structural appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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]
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:96.8
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$90,000

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
November 201596.8Fair6 out of 10-330
December 201396.8Fair6 out of 10-330
January 201296.8Fair6 out of 10-330
March 201096.3Fair6 out of 10-954
March 200838.7Poor2 out of 10SD954
December 200538.7Poor2 out of 10SD954
December 200396.3Fair6 out of 10-954
November 200196.3Fair6 out of 10-954
January 200096.3Good7 out of 10-954
January 199784.1Fair5 out of 10-954
November 199584.1Fair5 out of 10-954
November 199384.1Fair5 out of 10-954
October 199184.1Fair5 out of 10-954