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S 7 over LITTLE BEAVER CREEK

Carter County, Montana

Map

Coordinates:
+45.97450, -104.49831
45°58'28" N, 104°29'54" W

Facts

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

Name:	S 7 over LITTLE BEAVER CREEK
Structure number:	P00027006+00871
Location:	6M NE EKALAKA
Purpose:	Carries highway over waterway
Route classification:	Minor Arterial (Rural) `[06]`
Length of largest span:	57.4 ft. `[17.5 m]`
Total length:	116.1 ft. `[35.4 m]`
Roadway width between curbs:	36.1 ft. `[11.0 m]`
Deck width edge-to-edge:	39.4 ft. `[12.0 m]`
Owner:	State Highway Agency `[01]`
Year built:	2010
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[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]`

Latest Available Inspection: October 2018

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	417 `[as of 2017]`
Truck traffic:	8% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Very Good `[8 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Better than present minimum criteria `[7]`
Deck geometry appraisal:	Better than present minimum criteria `[7]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
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:	Bridge foundations determined to be stable for the assessed or calculated scour condition. `[8]`
Sufficiency rating:	96.2
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. `[31]`
Estimated cost of work:	$170,000

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
October 2018	Good	Good	Very Good	Good	417	96.2
October 2016	Good	Good	Very Good	Good	400	96.3
October 2014	Good	Good	Very Good	Good	440	96.3
October 2012	Good	Good	Very Good	Good	440	96.3
October 2010	Good	Good	Very Good	Good	440	96.3
September 2008	Fair	Good	Good	Fair	400	71.8
January 2007	Poor	Good	Good	Serious	320	39.0
February 2005	Poor	Good	Good	Serious	320	36.6
February 2003	Poor	Good	Good	Serious	310	36.7
January 2001	Poor	Good	Good	Serious	300	36.8
January 1999	Fair	Good	Good	Fair	300	69.8
December 1996	Fair	Good	Good	Satisfactory	267	79.0
January 1995	Fair	Good	Good	Satisfactory	231	81.0
November 1992	Good	Very Good	Very Good	Good	236	75.0
February 1991	Good	Very Good	Very Good	Good	256	69.9

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
Prestressed Concrete Girder/Beam	linear ft.	682	682	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	4,564	4,336	228	0	0
Substructure
Reinforced Concrete Abutment	linear ft.	92	91	1	0	0
Steel Pile	each	6	0	6	0	0
Steel Protective Coating	sq. ft.	151	143	0	3	5
Reinforced Concrete Pier Cap	linear ft.	36	36	0	0	0
Bearings
Fixed Bearing	each	12	12	0	0	0
Steel Protective Coating	sq. ft.	12	12	0	0	0
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	233	233	0	0	0
Steel Protective Coating	sq. ft.	699	699	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/1318124