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GOING-TO-THE-SUN R over ST. MARY RIVER

Map

Coordinates:
+48.74950, -113.44400
48°44'58" N, 113°26'38" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:GOING-TO-THE-SUN R over ST. MARY RIVER
Structure number:1430027P0000000
Location:0.8 Mi. NW of Jct. Hwy. 8
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:52.5 ft. [16.0 m]
Total length:140.1 ft. [42.7 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:31.8 ft. [9.7 m]
Skew angle:14°
Owner:National Park Service [66]
Year built:1934
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,230 [as of 2017]
Truck traffic:10% of total traffic
Deck condition:Satisfactory [6 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:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:63.1
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$54,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2017FairSatisfactorySatisfactoryGood123063.1
September 2015FairSatisfactorySatisfactoryGood123046.5
September 2013FairSatisfactorySatisfactoryGood123046.5
September 2011Fair-SatisfactoryGood123046.5
August 2009FairSatisfactorySatisfactoryGood123046.5
August 2007Good-GoodGood100047.9
August 2005GoodGoodGoodVery Good100046.5
August 2003GoodGoodGoodVery Good100046.5
August 2001GoodGoodGoodVery Good100046.5
July 1999GoodGoodGoodVery Good100066.3