+30.86524, -96.69454
30°51'55" N, 96°41'40" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:FM 485 over BRAZOS RIVER
Structure number:171980026203045
Location:6.0 MI W OF SH 6
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:240.2 ft. [73.2 m]
Total length:772.0 ft. [235.3 m]
Roadway width between curbs:27.6 ft. [8.4 m]
Deck width edge-to-edge:30.8 ft. [9.4 m]
Owner:State Highway Agency [01]
Year built:1957
Historic significance:Bridge is eligible for the National Register of Historic Places [2]
Number of main spans:3
Main spans material:Steel continuous [4]
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: November 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,850 [as of 2013]
Truck traffic:19% of total traffic
Deck condition:Fair [5 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]
Water adequacy appraisal:Superior to present desirable criteria [9]
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:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:74.6
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$4,301,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2018FairFairSatisfactorySatisfactory185074.6
November 2016FairSatisfactorySatisfactorySatisfactory185075.6
November 2014FairSatisfactorySatisfactorySatisfactory185067.6
December 2012FairSatisfactorySatisfactorySatisfactory185067.6
December 2010FairSatisfactorySatisfactorySatisfactory190067.7
November 2008FairSatisfactorySatisfactorySatisfactory200065.9
November 2006FairSatisfactorySatisfactorySatisfactory180066.6
September 2004FairSatisfactorySatisfactorySatisfactory170073.0
October 2002FairSatisfactorySatisfactorySatisfactory115074.6
October 2000FairSatisfactorySatisfactorySatisfactory115072.6
October 1998FairGoodSatisfactorySatisfactory100068.9
November 1996FairGoodSatisfactorySatisfactory130066.9
February 1995FairGoodSatisfactorySatisfactory110075.8
February 1993FairGoodSatisfactorySatisfactory100077.7
April 1991GoodVery GoodGoodGood98077.8