FM 479 over IH 10


+30.18626, -99.31864
30°11'11" N, 99°19'07" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:FM 479 over IH 10
Structure number:151330014212141
Location:2.0 MI E OF SH 41
Purpose:Carries highway over highway
Route classification:Major Collector (Rural) [07]
Length of largest span:115.2 ft. [35.1 m]
Total length:230.0 ft. [70.1 m]
Roadway width between curbs:34.1 ft. [10.4 m]
Deck width edge-to-edge:36.4 ft. [11.1 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Owner:State Highway Agency [01]
Year built:1974
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2016 

Status:Open, no restriction [A]
Average daily traffic:700 [as of 2013]
Truck traffic:11% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:48.5 tons [44.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:96.7

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201696.7Not deficientGoodSatisfactoryGood700
November 201496.7Not deficientGoodGoodGood720
December 201296.7Not deficientGoodGoodGood720
December 201096.6Not deficientGoodGoodGood760
November 200896.7Not deficientGoodGoodGood740
December 200696.8Not deficientGoodGoodGood480
December 200496.8Not deficientGoodGoodGood480
November 200298.8Not deficientGoodVery GoodGood480
October 200098.8Not deficientVery GoodVery GoodVery Good350
October 199899.8Not deficientVery GoodVery GoodVery Good350
May 199699.8Not deficientGoodVery GoodVery Good350
January 199499.8Not deficientVery GoodVery GoodVery Good360
September 199199.9Not deficientVery GoodVery GoodVery Good270