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COUNTY ROAD 21 over ANIMAS RIVER

San Juan County, Colorado

Map

Coordinates:
+37.82721, -107.62644
37°49'38" N, 107°37'35" W

Facts

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

Name:	COUNTY ROAD 21 over ANIMAS RIVER
Structure number:	SJN21-00.2A
Location:	2.9 MI NE OF SILVERTON
Purpose:	Carries highway over waterway
Route classification:	Local (Rural) `[09]`
Length of largest span:	58.4 ft. `[17.8 m]`
Total length:	61.7 ft. `[18.8 m]`
Roadway width between curbs:	22.0 ft. `[6.7 m]`
Deck width edge-to-edge:	23.3 ft. `[7.1 m]`
Owner:	County Highway Agency `[02]`
Year built:	1989
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:	Concrete Cast-in-Place `[1]`
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) `[1]`

Latest Available Inspection: June 2016

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	21 `[as of 2014]`
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Better than present minimum criteria `[7]`
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:	Equal to present minimum criteria `[6]`
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]`
Operating rating:	74.0 tons `[67.3 metric tons]`
Inventory rating:	44.4 tons `[40.4 metric tons]`
Sufficiency rating:	90.8

Previous Inspections

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
June 2016	90.8	Good	Good	Good	Good	-	21
June 2014	90.8	Good	Good	Good	Good	-	21
June 2012	90.8	Good	Good	Good	Good	-	31
June 2010	90.7	Good	Good	Good	Good	-	31
June 2008	90.8	Good	Good	Good	Good	-	26
June 2006	90.8	Good	Good	Good	Good	-	26
May 2004	90.8	Good	Good	Good	Good	-	26
May 2002	90.8	Good	Good	Good	Good	-	26
June 2000	90.8	Good	Good	Good	Good	-	26
September 1999	90.8	Good	Good	Good	Good	-	26
September 1998	90.8	Good	Good	Good	Good	-	26
October 1996	90.8	Good	Good	Good	Good	-	18
August 1994	90.9	Good	Good	Good	Good	-	18
August 1992	90.9	Good	Excellent	Very Good	Very Good	-	18
September 1990	90.8	Good	Excellent	Excellent	Excellent	-	25

© Copyright 2012-18, 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/1071649