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US 212 over ROCK CREEK

Carbon County, Montana

Map

Coordinates:
+45.47510, -108.99767
45°28'30" N, 108°59'52" W

Facts

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

Name:	US 212 over ROCK CREEK
Structure number:	P00028094+03641
Location:	1M W JOLIET
Purpose:	Carries highway over waterway
Route classification:	Minor Arterial (Rural) `[06]`
Length of largest span:	81.0 ft. `[24.7 m]`
Total length:	164.1 ft. `[50.0 m]`
Roadway width between curbs:	43.6 ft. `[13.3 m]`
Deck width edge-to-edge:	45.3 ft. `[13.8 m]`
Owner:	State Highway Agency `[01]`
Year built:	1974
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:	2
Main spans material:	Prestressed concrete `[5]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) `[1]`

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	3,030 `[as of 2017]`
Truck traffic:	4% of total traffic
Deck condition:	Fair `[5 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Equal to present minimum criteria `[6]`
Deck geometry appraisal:	Equal to present minimum criteria `[6]`
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 assessed or calculated scour condition. `[5]`
Sufficiency rating:	78.0

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
May 2018	Fair	Fair	Good	Satisfactory	3030	78.0
May 2016	Fair	Fair	Good	Satisfactory	2940	79.0
May 2014	Fair	Fair	Good	Satisfactory	3130	79.0
May 2010	Fair	Satisfactory	Good	Satisfactory	3130	80.0
October 2009	Fair	Satisfactory	Good	Satisfactory	2850	80.0
January 2006	Fair	Satisfactory	Good	Good	3370	80.0
February 2002	Fair	Satisfactory	Good	Good	2900	80.0
May 1998	Fair	Satisfactory	Good	Good	2350	80.0
December 1993	Fair	Satisfactory	Very Good	Very Good	2000	80.0
March 1992	Fair	Satisfactory	Very Good	Good	1684	80.5
December 1989	Good	Good	Good	Good	1554	81.5

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
Prestressed Concrete Girder/Beam	linear ft.	807	767	40	0	0
Deck
Reinforced Concrete Deck	sq. ft.	7,449	4,469	1,341	1,639	0
Substructure
Reinforced Concrete Pier Wall	linear ft.	46	0	46	0	0
Reinforced Concrete Abutment	linear ft.	112	0	112	0	0
Bearings
Fixed Bearing	each	10	10	0	0	0
Steel Protective Coating	sq. ft.	10	10	0	0	0
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	328	295	33	0	0
Steel Protective Coating	sq. ft.	820	656	82	82	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/1318148