+39.08884, -77.17449
39°05'20" N, 77°10'28" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:IS 270 & CD RDS over WATTS BRANCH
Structure number:100000150064020
Location:0.21 MILE NORTH OF MD 28
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:24.9 ft. [7.6 m]
Total length:27.9 ft. [8.5 m]
Skew angle:27°
Owner:State Highway Agency [01]
Year built:1955
Year reconstructed:1988
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Concrete [1]
Main span design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: November 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:239,460 [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:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
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]
Inventory rating:63.4 tons [57.6 metric tons]
Sufficiency rating:70.0

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
November 201670.0Fair6 out of 10-239460
September 201470.0Fair6 out of 10-239460
August 201270.0Fair6 out of 10-239460
August 201070.0Fair6 out of 10-239460
August 200870.0Fair6 out of 10-241381
August 200670.0Fair6 out of 10-246375
December 200470.0Fair6 out of 10-246375
December 200270.0Fair6 out of 10-173825
December 200070.0Fair6 out of 10-173825
November 199870.0Good7 out of 10-173825
November 199670.0Good7 out of 10-173825
November 199470.0Good7 out of 10-100375
November 199270.0Good7 out of 10-100375
January 199170.0Good7 out of 10-100375