OLD BOULDER RD over SEP I 90 008


+45.82704, -109.93421
45°49'37" N, 109°56'03" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:OLD BOULDER RD over SEP I 90 008
Structure number:L49103000+07001
Location:1M E BIG TIMBER
Purpose:Carries highway over highway
Route classification:Minor Collector (Rural) [08]
Length of largest span:100.1 ft. [30.5 m]
Total length:285.8 ft. [87.1 m]
Roadway width between curbs:31.2 ft. [9.5 m]
Deck width edge-to-edge:34.5 ft. [10.5 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:11°
Owner:State Highway Agency [01]
Year built:1981
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:4
Main spans material:Prestressed concrete [5]
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: March 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:100 [as of 2003]
Truck traffic:3% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:99.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2015FairGoodGoodSatisfactory10099.0
March 2011FairGoodGoodSatisfactory10099.0
March 2007FairGoodGoodSatisfactory10099.0
March 2005FairGoodGoodSatisfactory10099.0
October 2003FairGoodSatisfactorySatisfactory100100.0
November 2001FairGoodSatisfactorySatisfactory100100.0
January 2000FairGoodSatisfactorySatisfactory100100.0
December 1997FairGoodSatisfactorySatisfactory100100.0
February 1996FairGoodSatisfactorySatisfactory100100.0
May 1994FairGoodSatisfactorySatisfactory96100.0
May 1992FairGoodGoodSatisfactory96100.0
September 1989GoodGoodVery GoodGood96100.0