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NFSR #487 over S FK JUDITH RIVER

Judith Basin County, Montana

Map

Coordinates:
+46.78977, -110.30020
46°47'23" N, 110°18'01" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.

Name:	NFSR #487 over S FK JUDITH RIVER
Structure number:	011504000000023
Location:	19 MI SW OF UTICA
Purpose:	Carries highway over waterway
Route classification:	Local (Rural) `[09]`
Length of largest span:	26.9 ft. `[8.2 m]`
Total length:	27.9 ft. `[8.5 m]`
Roadway width between curbs:	14.1 ft. `[4.3 m]`
Deck width edge-to-edge:	15.1 ft. `[4.6 m]`
Skew angle:	45°
Owner:	U.S. Forest Service `[64]`
Year built:	1958
Historic significance:	Historical significance is not determinable at this time `[4]`
Design load:	M 18 / H 20 `[4]`
Main span material:	Wood or timber `[7]`
Main span design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Wood or Timber `[8]`
Wearing surface:	Wood or Timber `[7]`

Latest Available Inspection: August 2018

Good/Fair/Poor Condition:	Poor
Status:	Open, no restriction `[A]`
Average daily traffic:	65 `[as of 2001]`
Deck condition:	Fair `[5 out of 9]`
Superstructure condition:	Poor `[4 out of 9]`
Substructure condition:	Critical `[2 out of 9]`
Structural appraisal:	Basically intolerable requiring high priority of replacement `[2]`
Deck geometry appraisal:	Equal to present minimum criteria `[6]`
Water adequacy appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
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]`
Scour condition:	Bridge is scour critical; field review indicates that extensive scour has occurred at bridge foundations. `[2]`
Sufficiency rating:	19.5

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
August 2018	Poor	Fair	Poor	Critical	65	19.5
June 2016	Poor	Fair	Poor	Critical	65	19.5
September 2014	Poor	Satisfactory	Good	Poor	65	45.5
July 2013	Poor	Satisfactory	Good	Poor	50	59.0
November 2011	Poor	Satisfactory	Fair	Poor	50	59.0
September 2008	Fair	Satisfactory	Fair	Fair	50	74.0
August 2004	Fair	Fair	Fair	Fair	50	74.0
September 2002	Poor	Poor	Fair	Fair	50	72.0
December 1998	Fair	Satisfactory	Fair	Fair	50	72.0
October 1996	Fair	Satisfactory	Fair	Fair	50	72.0
November 1994	Fair	Satisfactory	Fair	Satisfactory	50	72.0

© Copyright 2012-20, James Baughn
Disclaimer: All data is taken from the National Bridge Inventory and has not been verified.
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