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SOUTHWEST FREEWAY over WASH CHANNEL & MAINE

Map 

Coordinates:
+38.88190, -77.02837
38°52'55" N, 77°01'42" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:SOUTHWEST FREEWAY over WASH CHANNEL & MAINE
Structure number:1113
Location:SW FRWY & WASH CHANNE
Purpose:Carries highway and pedestrian walkway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:116.1 ft. [35.4 m]
Total length:1578.2 ft. [481.0 m]
Roadway width between curbs:99.4 ft. [30.3 m]
Deck width edge-to-edge:122.4 ft. [37.3 m]
Vertical clearance below bridge:44.3 ft. [13.5 m]
Owner:State Highway Agency [01]
Year built:1961
Year reconstructed:1995
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:12
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: December 2013 

Status:Open, no restriction [A]
Average daily traffic:150,600 [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:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Superior to present desirable criteria [9]
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]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:56.9 tons [51.7 metric tons]
Inventory rating:29.9 tons [27.2 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:75.1

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201375.1Functionally obsoleteSatisfactorySatisfactorySatisfactory150600
January 201477.1Not deficientSatisfactorySatisfactorySatisfactory150600
December 201177.1Not deficientSatisfactorySatisfactoryGood150600
December 200981.0Not deficientSatisfactorySatisfactoryGood150600
December 200781.0Not deficientSatisfactorySatisfactoryGood165000
January 200581.0Not deficientGoodSatisfactoryGood165000
July 200281.0Not deficientGoodVery GoodGood165000
August 200081.0Not deficientGoodVery GoodGood165000
January 199881.0Not deficientGoodVery GoodGood165000
February 199869.0Not deficientGoodFairGood165000
September 199570.0Not deficientGoodFairGood165000
April 199164.1Structurally deficientSeriousFairFair165000