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US 2 over COTTONWOOD CREEK

Liberty County, Montana

Map

Coordinates:
+48.51401, -110.95862
48°30'50" N, 110°57'31" W

Facts

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

Name:	US 2 over COTTONWOOD CREEK
Structure number:	P00001322+03991
Location:	CHESTER
Purpose:	Carries highway over waterway
Route classification:	Principal Arterial - Other (Rural) `[02]`
Length of largest span:	19.0 ft. `[5.8 m]`
Total length:	58.1 ft. `[17.7 m]`
Roadway width between curbs:	45.9 ft. `[14.0 m]`
Deck width edge-to-edge:	51.8 ft. `[15.8 m]`
Owner:	State Highway Agency `[01]`
Year built:	1953
Year reconstructed:	1976
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 13.5 / HS 15 `[3]`
Number of main spans:	3
Main spans material:	Wood or timber `[7]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Wood or Timber `[8]`
Wearing surface:	Bituminous `[6]`

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	2,382 `[as of 2016]`
Truck traffic:	5% of total traffic
Deck condition:	Good `[7 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:	Superior to present desirable criteria `[9]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
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:	76.0

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
February 2018	Fair	Good	Satisfactory	Good	2382	76.0
February 2016	Good	Good	Good	Good	2010	76.0
February 2014	Good	Good	Good	Good	2010	77.1
February 2012	Good	Good	Good	Good	2010	77.1
February 2010	Good	Good	Good	Good	2080	78.1
February 2008	Good	Good	Good	Good	2380	77.1
February 2006	Good	Good	Good	Good	2200	71.6
April 2004	Good	Very Good	Good	Good	2990	71.6
March 2002	Good	Good	Good	Good	1320	71.6
February 2000	Good	Good	Good	Good	600	76.5
May 1996	Good	Good	Good	Good	2306	69.6
May 1994	Good	Good	Good	Good	2075	69.5
February 1992	Good	Good	Good	Good	2322	69.5
February 1990	Good	Good	Good	Good	1932	69.5

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
Timber Girder/Beam	linear ft.	1,335	1,055	242	38	0
Substructure
Timber Column	each	42	13	26	3	0
Timber Abutment	linear ft.	167	153	14	0	0
Timber Pier Cap	linear ft.	217	70	147	0	0
Deck
Timber Deck	sq. ft.	3,014	2,989	25	0	0
Wearing Surfaces	sq. ft.	3,014	2,626	388	0	0
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	115	115	0	0	0
Steel Protective Coating	sq. ft.	763	763	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/1317636