Share:

LITTLE MISSOURI RD over HACKBERRY CREEK 012

Carter County, Montana

Map

Coordinates:
+45.42033, -104.08097
45°25'13" N, 104°04'51" W

Facts

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

Name:	LITTLE MISSOURI RD over HACKBERRY CREEK 012
Structure number:	L06090019+08001
Location:	2M S CAPITOL
Purpose:	Carries highway over waterway
Route classification:	Minor Collector (Rural) `[08]`
Length of largest span:	21.7 ft. `[6.6 m]`
Total length:	24.0 ft. `[7.3 m]`
Roadway width between curbs:	20.3 ft. `[6.2 m]`
Deck width edge-to-edge:	20.3 ft. `[6.2 m]`
Owner:	County Highway Agency `[02]`
Year built:	1948
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Main span material:	Steel `[3]`
Main span design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Wood or Timber `[8]`
Wearing surface:	Gravel `[8]`

Latest Available Inspection: August 2017

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	36 `[as of 2016]`
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Satisfactory `[6 out of 9]`
Substructure condition:	Fair `[5 out of 9]`
Structural appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
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:	Better than present minimum criteria `[7]`
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:	66.6

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
August 2017	Fair	Satisfactory	Satisfactory	Fair	36	66.6
August 2015	Fair	Good	Satisfactory	Satisfactory	100	75.9
August 2013	Fair	Good	Satisfactory	Satisfactory	100	75.9
September 2011	Fair	Good	Satisfactory	Satisfactory	100	84.6
September 2009	Fair	Satisfactory	Satisfactory	Satisfactory	100	83.6
September 2007	Fair	Satisfactory	Good	Satisfactory	100	83.6
October 2005	Fair	Satisfactory	Good	Satisfactory	100	83.6
February 2004	Fair	Satisfactory	Good	Satisfactory	100	83.6
November 2001	Fair	Satisfactory	Good	Satisfactory	100	83.6
November 1999	Fair	Satisfactory	Good	Satisfactory	100	83.6
February 1998	Good	Good	Good	Good	100	83.6
November 1995	Good	Good	Good	Good	96	81.7
June 1994	Good	Very Good	Very Good	Very Good	96	81.7

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
Steel Girder/Beam	linear ft.	240	0	240	0	0
Substructure
Reinforced Concrete Abutment	linear ft.	72	0	66	6	0
Deck
Timber Deck	sq. ft.	484	455	29	0	0
Wearing Surfaces	sq. ft.	192	0	192	0	0
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	49	20	29	0	0
Steel Protective Coating	sq. ft.	123	49	74	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/1315767