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TR BRIDGE(RAMP A) over INNER LOOP

Map

Coordinates:
+38.89308, -77.05324
38°53'35" N, 77°03'12" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:TR BRIDGE(RAMP A) over INNER LOOP
Structure number:1201
Location:TR BR RAMP&INNER LOOP
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:57.1 ft. [17.4 m]
Total length:165.0 ft. [50.3 m]
Roadway width between curbs:33.1 ft. [10.1 m]
Deck width edge-to-edge:39.0 ft. [11.9 m]
Vertical clearance below bridge:12.8 ft. [3.9 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1964
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:3
Main spans material:Concrete continuous [2]
Main spans design:Frame [07]
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: December 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:19,700 [as of 1992]
Truck traffic:1% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:80.9 tons [73.5 metric tons]
Inventory rating:47.9 tons [43.5 metric tons]
Sufficiency rating:90.0
Recommended work:Bridge deck rehabilitation with only incidental widening. [36]
Estimated cost of work:$2,000,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
December 201590.0FairSatisfactorySatisfactorySatisfactoryFO19700
December 201390.0FairSatisfactorySatisfactorySatisfactoryFO19700
December 201178.7FairGoodGoodFairFO19700
October 200990.0FairSatisfactorySatisfactorySatisfactoryFO19700
December 200790.0FairSatisfactorySatisfactorySatisfactoryFO19700
September 200490.0GoodGoodGoodGoodFO19700
October 200290.0GoodGoodGoodGoodFO19700
August 200090.0GoodGoodGoodGoodFO19700
January 199890.0GoodGoodGoodGoodFO19700
October 199587.0FairSatisfactoryGoodGoodFO19700
August 199376.2FairSatisfactoryFairFairFO19700
February 199176.2FairSatisfactoryFairFairFO19700

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Substructure
Steel Columneach2925400
Reinforced Concrete Pier Walllinear ft.78591810
Reinforced Concrete Abutmentlinear ft.292286240
Reinforced Concrete Pier Caplinear ft.132125070
Joints
Strip Seal Jointlinear ft.9009000
Compression Jointlinear ft.90454500
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.5865760100
Masonry Bridge Raillinear ft.58648131020
Deck
Reinforced Concrete Slabsq. ft.7,6546,88976050
Wearing Surfacessq. ft.6,4976,4831400