County Road 11 over Snake River

Map

Coordinates:
+43.37155, -110.73966
43°22'18" N, 110°44'23" W

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

Name:	County Road 11 over Snake River
Structure number:	DEY
Location:	4 Miles N. Of Hoback Jct
Purpose:	Carries highway over waterway
Route classification:	Local (Rural) `[09]`
Length of largest span:	129.9 ft. `[39.6 m]`
Total length:	321.9 ft. `[98.1 m]`
Roadway width between curbs:	15.1 ft. `[4.6 m]`
Deck width edge-to-edge:	16.1 ft. `[4.9 m]`
Vertical clearance above deck:	12.1 ft. `[3.7 m]`
Owner:	County Highway Agency `[02]`
Year built:	1910
Year reconstructed:	1960
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	M 9 / H 10 `[1]`
Number of main spans:	3
Main spans material:	Steel `[3]`
Main spans design:	Truss - Thru `[10]`
Deck type:	Wood or Timber `[8]`
Wearing surface:	Wood or Timber `[7]`

Good/Fair/Poor Condition:	Poor
Status:	Posted for load `[P]`
Average daily traffic:	358 `[as of 2017]`
Deck condition:	Fair `[5 out of 9]`
Superstructure condition:	Serious `[3 out of 9]`
Substructure condition:	Fair `[5 out of 9]`
Structural appraisal:	Basically intolerable requiring high priority of replacement `[2]`
Deck geometry appraisal:	Basically intolerable requiring high priority of replacement `[2]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
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 is scour critical; bridge foundations determined to be unstable. `[3]`
Sufficiency rating:	18.8
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. `[31]`
Estimated cost of work:	$1,530,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
September 2018	Poor	Fair	Serious	Fair	358	18.8
September 2017	Poor	Fair	Serious	Fair	389	18.6
September 2016	Poor	Fair	Serious	Fair	320	19.0
September 2015	Poor	Fair	Serious	Fair	320	19.0
October 2014	Fair	Fair	Fair	Fair	320	28.4
September 2013	Poor	Fair	Serious	Fair	320	19.0
August 2012	Poor	Fair	Poor	Fair	320	19.0
August 2011	Poor	Fair	Poor	Fair	320	19.0
September 2010	Poor	Fair	Poor	Fair	320	19.0
June 2009	Fair	Fair	Fair	Fair	310	23.6
July 2008	Fair	Fair	Fair	Fair	310	23.6
June 2007	Fair	Fair	Fair	Fair	310	23.6
June 2006	Fair	Fair	Fair	Fair	170	24.0
June 2005	Fair	Fair	Fair	Fair	170	24.0
July 2004	Fair	Fair	Fair	Fair	170	24.0
June 2003	Fair	Fair	Satisfactory	Fair	170	24.0
June 2002	Fair	Fair	Satisfactory	Fair	170	24.0
June 2001	Fair	Fair	Satisfactory	Fair	170	24.0
July 2000	Poor	Poor	Satisfactory	Fair	170	21.9
June 1999	Fair	Fair	Satisfactory	Satisfactory	170	34.3
June 1998	Fair	Fair	Satisfactory	Satisfactory	170	34.3
July 1997	Fair	Fair	Satisfactory	Satisfactory	170	34.3
July 1996	Fair	Fair	Satisfactory	Satisfactory	170	34.3
July 1995	Fair	Fair	Satisfactory	Satisfactory	170	34.3
June 1994	Fair	Very Good	Fair	Very Good	170	25.1
June 1993	Fair	Very Good	Fair	Very Good	170	25.1
July 1992	Good	Very Good	Good	Very Good	170	37.4
August 1991	Good	Very Good	Good	Very Good	170	47.9