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OLD SHELBY RD over DRY FK MARIAS RIVER 013

Pondera County, Montana

Map

Coordinates:
+48.21579, -111.91793
48°12'57" N, 111°55'05" W

Facts

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

Name:	OLD SHELBY RD over DRY FK MARIAS RIVER 013
Structure number:	L37101003+00001
Location:	3M NE CONRAD
Purpose:	Carries highway over waterway
Route classification:	Minor Collector (Rural) `[08]`
Length of largest span:	65.0 ft. `[19.8 m]`
Total length:	133.9 ft. `[40.8 m]`
Roadway width between curbs:	27.9 ft. `[8.5 m]`
Deck width edge-to-edge:	30.2 ft. `[9.2 m]`
Owner:	County Highway Agency `[02]`
Year built:	1970
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: November 2018

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	100 `[as of 2002]`
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:	Better than present minimum criteria `[7]`
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:	94.9

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
November 2018	Good	Good	Very Good	Good	100	94.9
November 2016	Good	Good	Very Good	Good	100	94.9
November 2014	Good	Good	Very Good	Good	100	96.9
December 2012	Good	Good	Very Good	Good	100	96.9
December 2010	Good	Good	Very Good	Good	100	96.9
December 2008	Good	Good	Very Good	Good	100	96.9
November 2006	Good	Good	Very Good	Good	100	96.9
November 2004	Good	Good	Very Good	Good	100	96.9
October 2002	Good	Good	Very Good	Good	100	96.9
August 2001	Good	Good	Very Good	Good	100	96.9
May 1999	Good	Very Good	Very Good	Very Good	100	96.9
April 1997	Good	Good	Very Good	Very Good	100	96.9
December 1994	Good	Very Good	Very Good	Very Good	96	97.7
February 1993	Good	Very Good	Very Good	Very Good	31	98.4
February 1991	Good	Very Good	Very Good	Very Good	31	100.0

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.	535	535	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	4,036	3,895	141	0	0
Substructure
Reinforced Concrete Column	each	2	2	0	0	0
Reinforced Concrete Abutment	linear ft.	79	64	15	0	0
Reinforced Concrete Pier Cap	linear ft.	30	30	0	0	0
Bearings
Fixed Bearing	each	8	4	4	0	0
Steel Protective Coating	sq. ft.	8	4	2	1	1
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	269	0	269	0	0
Steel Protective Coating	sq. ft.	449	289	100	40	20

© 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/1316774