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US 212 over WILLOW CREEK

Carter County, Montana

Map

Coordinates:
+45.10636, -104.59177
45°06'23" N, 104°35'30" W

Facts

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

Name:	US 212 over WILLOW CREEK
Structure number:	P00023126+04531
Location:	8M NW ALZADA
Purpose:	Carries highway over waterway
Route classification:	Principal Arterial - Other (Rural) `[02]`
Length of largest span:	60.0 ft. `[18.3 m]`
Total length:	91.9 ft. `[28.0 m]`
Roadway width between curbs:	27.9 ft. `[8.5 m]`
Deck width edge-to-edge:	33.1 ft. `[10.1 m]`
Owner:	State Highway Agency `[01]`
Year built:	1955
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:	3
Main spans material:	Concrete continuous `[2]`
Main spans design:	Tee beam `[04]`
Deck type:	Not applicable `[N]`
Wearing surface:	Bituminous `[6]`

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	1,963 `[as of 2016]`
Truck traffic:	37% of total traffic
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Better than present minimum criteria `[7]`
Deck geometry appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
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:	65.5

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
September 2017	Fair	Satisfactory	Good	Good	1963	65.5
September 2015	Fair	Satisfactory	Good	Good	1310	66.9
September 2013	Fair	Satisfactory	Good	Good	1310	67.0
September 2011	Fair	Satisfactory	Good	Good	1310	67.0
September 2009	Good	Good	Good	Good	1520	70.5
October 2007	Good	Good	Very Good	Very Good	2550	70.5
October 2005	Good	Very Good	Very Good	Very Good	2550	70.5
February 2004	Good	Very Good	Very Good	Very Good	1060	75.5
November 2001	Good	Very Good	Very Good	Very Good	1060	73.5
November 1999	Good	Very Good	Very Good	Very Good	1130	72.8
February 1998	Good	Very Good	Very Good	Very Good	1010	74.0
December 1995	Good	Very Good	Very Good	Very Good	816	77.8
June 1994	Good	Very Good	Very Good	Very Good	811	77.8
January 1992	Good	Very Good	Very Good	Very Good	751	78.3

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
Reinforced Concrete Girder/Beam	linear ft.	367	367	0	0	0
Deck
Reinforced Concrete Top Flange	sq. ft.	3,068	2,761	307	0	0
Wearing Surfaces	sq. ft.	3,068	3,068	0	0	0
Substructure
Reinforced Concrete Column	each	16	16	0	0	0
Reinforced Concrete Abutment	linear ft.	72	72	0	0	0
Reinforced Concrete Pier Cap	linear ft.	66	65	1	0	0
Bearings
Movable Bearing	each	8	6	2	0	0
Steel Protective Coating	sq. ft.	8	6	2	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	184	178	4	2	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/1318081