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NINTH STREET BR over ALLEGH RIV,10 ST BY-PASS

Map

Coordinates:
+40.44660, -79.99970
40°26'48" N, 79°59'59" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NINTH STREET BR over ALLEGH RIV,10 ST BY-PASS
Structure number:000000000002383
Old structure number:027301000020140 (from 1992 edition)
Location:AL04 9TH ST BRIDGE
Purpose:Carries highway and pedestrian walkway over highway and waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:430.1 ft. [131.1 m]
Total length:995.1 ft. [303.3 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:38.1 ft. [11.6 m]
Vertical clearance above deck:15.7 ft. [4.8 m]
Vertical clearance below bridge:774.3 ft. [236.0 m]
Owner:County Highway Agency [02]
Year built:1926
Year reconstructed:1994
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Design load:MS 22.5 / HS 25 [9]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Suspension [13]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: May 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:22,462 [as of 2005]
Truck traffic:5% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances 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:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Pier/abutment protection:None present but re-evaluation suggested [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:57.6
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,723,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2017PoorPoorFairSatisfactory2246257.6
May 2015PoorPoorFairSatisfactory2246252.5
May 2013PoorPoorFairSatisfactory2246252.5
May 2011FairFairFairSatisfactory2246254.7
May 2009FairFairFairSatisfactory2246254.5
May 2007FairFairFairSatisfactory2246254.5
May 2005FairFairSatisfactorySatisfactory2246264.2
March 2005Poor--Poor2246257.0
July 2003FairFairSatisfactorySatisfactory2246266.2
June 2001FairFairSatisfactorySatisfactory2246265.1
July 1999FairFairSatisfactorySatisfactory2246265.1
February 1997FairFairFairFair2246253.4
March 1996FairFairFairFair2246254.1
February 1994FairFairFairFair2246254.1
March 1993PoorPoorFairFair2246252.0
December 1990PoorPoorFairFair2246252.0