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SOUTHWEST FREEWAY over 4TH STREET, S.W.

Map

Coordinates:
+38.88232, -77.01756
38°52'56" N, 77°01'03" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SOUTHWEST FREEWAY over 4TH STREET, S.W.
Structure number:1100
Location:SOUTHWEST FRWY & 4TH
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:71.9 ft. [21.9 m]
Total length:75.1 ft. [22.9 m]
Roadway width between curbs:150.3 ft. [45.8 m]
Deck width edge-to-edge:155.2 ft. [47.3 m]
Vertical clearance below bridge:14.4 ft. [4.4 m]
Owner:State Highway Agency [01]
Year built:1959
Year reconstructed:1991
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: November 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:153,700 [as of 2007]
Truck traffic:5% 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:Equal to present minimum criteria [6]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Operating rating:94.8 tons [86.2 metric tons]
Inventory rating:56.9 tons [51.7 metric tons]
Sufficiency rating:83.0
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$1,500,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201583.0FairSatisfactorySatisfactorySatisfactory-153700
November 201383.0FairSatisfactorySatisfactorySatisfactory-153700
November 201172.0FairGoodVery GoodFair-153700
September 200972.0FairGoodFairGood-153700
October 200772.0FairGoodFairGood-163000
May 200583.0FairGoodSatisfactoryGood-163000
May 200383.0FairGoodSatisfactoryGood-163000
January 200184.0GoodGoodGoodGood-163000
August 199884.0FairGoodSatisfactoryGood-163000
October 199684.0FairGoodSatisfactoryGood-163000
February 199471.9FairSatisfactorySatisfactoryGood-163000
December 199182.3FairFairSatisfactoryGood-163000

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.1,9421,88346130
Deck
Reinforced Concrete Decksq. ft.11,63211,627230
Substructure
Reinforced Concrete Abutmentlinear ft.31027614200
Joints
Compression Jointlinear ft.385150701650
Bearings
Movable Bearingeach2622310
Steel Protective Coatingsq. ft.1312001
Fixed Bearingeach2623300
Steel Protective Coatingsq. ft.1313000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.225213480
Concrete Protective Coatingsq. ft.1,690001,140550