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LITTLE MISSOURI RD over SAND CREEK 015

Carter County, Montana

Map

Coordinates:
+45.46048, -104.06641
45°27'38" N, 104°03'59" W

Facts

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

Name:	LITTLE MISSOURI RD over SAND CREEK 015
Structure number:	L06101029+00001
Location:	2M N CAPITOL
Purpose:	Carries highway over waterway
Route classification:	Local (Rural) `[09]`
Length of largest span:	49.9 ft. `[15.2 m]`
Total length:	49.9 ft. `[15.2 m]`
Roadway width between curbs:	24.0 ft. `[7.3 m]`
Deck width edge-to-edge:	24.9 ft. `[7.6 m]`
Owner:	County Highway Agency `[02]`
Year built:	2015
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Main span material:	Steel `[3]`
Main span design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Corrugated Steel `[6]`
Wearing surface:	Gravel `[8]`

Latest Available Inspection: August 2017

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	36 `[as of 2016]`
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 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]`
Water adequacy appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Roadway alignment appraisal:	Equal to present minimum criteria `[6]`
Channel protection:	Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. `[6]`
Scour condition:	Scour calculation/evaluation has not been made. `[6]`
Sufficiency rating:	84.9
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. `[31]`
Estimated cost of work:	$87,000

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
August 2017	Good	Good	Good	Good	36	84.9
August 2015	Good	Very Good	Very Good	Very Good	100	66.0
August 2013	Poor	Good	Fair	Poor	100	17.0
September 2011	Poor	Good	Fair	Poor	100	17.0
September 2009	Fair	Good	Satisfactory	Fair	100	23.7
September 2007	Poor	Serious	Good	Poor	100	12.9
October 2005	Poor	Serious	Good	Poor	100	12.9
February 2004	Poor	Serious	Good	Poor	100	12.9
November 2001	Poor	Good	Good	Poor	100	18.6
November 1999	Poor	Good	Good	Poor	100	18.6
February 1998	Fair	Good	Good	Satisfactory	100	35.0
November 1995	Fair	Very Good	Good	Satisfactory	31	35.9
October 1993	Poor	Poor	Very Good	Poor	31	17.5
February 1992	Poor	Poor	Very Good	Poor	252	2.0
February 1990	Fair	Satisfactory	Very Good	Satisfactory	252	74.6

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Girder/Beam	linear ft.	499	0	499	0	0
Substructure
Steel Column	each	12	0	12	0	0
Steel Abutment	linear ft.	56	56	0	0	0
Steel Protective Coating	sq. ft.	392	392	0	0	0
Steel Pier Cap	linear ft.	56	0	56	0	0
Deck
Corrugated or Orthotropic Deck	sq. ft.	1,250	1,250	0	0	0
Wearing Surfaces	sq. ft.	1,250	1,250	0	0	0
Steel Protective Coating	sq. ft.	1,250	1,250	0	0	0

© Copyright 2012-20, James Baughn
Disclaimer: All data is taken from the National Bridge Inventory and has not been verified.
This page's URL is http://bridgereports.com/1315769