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BU 59 SB over COLORADO RIVER

Map

Coordinates:
+29.30784, -96.10398
29°18'28" N, 96°06'14" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:BU 59 SB over COLORADO RIVER
Structure number:132410008910039
Location:0.25 MI S OF SH 60
Purpose:Carries highway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:319.9 ft. [97.5 m]
Total length:1127.0 ft. [343.5 m]
Roadway width between curbs:17.1 ft. [5.2 m]
Deck width edge-to-edge:20.0 ft. [6.1 m]
Vertical clearance above deck:16.1 ft. [4.9 m]
Owner:State Highway Agency [01]
Year built:1930
Year reconstructed:2018
Historic significance:Bridge is on the National Register of Historic Places [1]
Design load:M 13.5 / H 15 [2]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:2,490 [as of 2013]
Truck traffic:21% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 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]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:70.7
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$56,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018FairGoodSatisfactoryFair249070.7
January 2017PoorSatisfactoryPoorFair249036.1
January 2015PoorSatisfactoryPoorFair249036.1
January 2013PoorSatisfactoryPoorFair225036.2
June 2011FairSatisfactoryFairFair280067.9
June 2009FairSatisfactoryFairFair250053.1
June 2007FairSatisfactoryFairFair306053.0
June 2005FairSatisfactoryFairFair325053.0
May 2003FairSatisfactoryFairFair285052.7
April 2001FairSatisfactoryFairFair310052.7
July 1999FairSatisfactoryFairFair265052.8
July 1997PoorSatisfactoryPoorSatisfactory225040.5
July 1995FairSatisfactorySatisfactoryGood220064.0
June 1993FairSatisfactoryGoodGood225058.3
March 1991FairSatisfactoryGoodGood225058.3