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SEVEN LOCKS ROAD over CABIN JOHN CREEK

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SEVEN LOCKS ROAD over CABIN JOHN CREEK
Structure number:200000M-0110010
Location:0.1 MI S OF JCT SR MD 190
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Local (Urban) [19]
Length of largest span:80.1 ft. [24.4 m]
Total length:85.0 ft. [25.9 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Skew angle:13°
Owner:County Highway Agency [02]
Year built:1980
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:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: August 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:9,345 [as of 2011]
Truck traffic:5% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:82.4 tons [74.9 metric tons]
Inventory rating:49.5 tons [45.0 metric tons]
Sufficiency rating:79.3
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$9,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201579.3FairSatisfactoryGoodSatisfactoryFO9345
August 201379.3FairGoodGoodSatisfactoryFO9345
August 201179.3FairGoodGoodSatisfactoryFO9345
August 200979.4FairGoodGoodSatisfactoryFO8740
September 200878.6FairGoodGoodSatisfactoryFO8740
September 200755.3FairGoodGoodSatisfactoryFO8740
September 200555.3FairGoodGoodSatisfactoryFO8740
September 200455.3FairGoodGoodSatisfactoryFO8740
September 200355.3FairGoodGoodSatisfactoryFO8740
February 200155.9GoodGoodGoodGoodFO6850
February 199955.9GoodGoodGoodGoodFO6850
January 199757.6GoodGoodGoodGoodFO7123
August 199555.7GoodGoodGoodGoodFO7123
April 199355.7GoodVery GoodVery GoodVery GoodFO7123
March 199143.5GoodVery GoodVery GoodVery GoodFO7123