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COUNTY ROAD 34 over FT. LYON CANAL

Bent County, Colorado

Map

Coordinates:
+38.25911, -102.77942
38°15'33" N, 102°46'46" W

Facts

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

Name:	COUNTY ROAD 34 over FT. LYON CANAL
Structure number:	BT34-35-42.5-35
Location:	1 MI N OF CR W
Purpose:	Carries highway over waterway
Route classification:	Local (Rural) `[09]`
Length of largest span:	38.7 ft. `[11.8 m]`
Total length:	40.4 ft. `[12.3 m]`
Roadway width between curbs:	20.0 ft. `[6.1 m]`
Deck width edge-to-edge:	20.0 ft. `[6.1 m]`
Owner:	County Highway Agency `[02]`
Year built:	1950
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:	Corrugated Steel `[6]`
Wearing surface:	Bituminous `[6]`

Latest Available Inspection: January 2018

Good/Fair/Poor Condition:	Poor
Status:	Posted for load `[P]`
Average daily traffic:	28 `[as of 2018]`
Deck condition:	Poor `[4 out of 9]`
Superstructure condition:	Satisfactory `[6 out of 9]`
Substructure condition:	Poor `[4 out of 9]`
Structural appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
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:	Basically intolerable requiring high priority of corrrective action `[3]`
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 the assessed or calculated scour condition. `[8]`
Sufficiency rating:	41.6
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. `[35]`
Estimated cost of work:	$610,000

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
January 2018	Poor	Poor	Satisfactory	Poor	28	41.6
January 2016	Poor	Poor	Satisfactory	Poor	24	39.3
January 2014	Poor	Poor	Satisfactory	Poor	24	37.2
January 2012	Fair	Fair	Satisfactory	Fair	27	51.2
January 2010	Fair	Fair	Good	Fair	37	51.2
January 2008	Fair	Fair	Good	Satisfactory	37	61.2
February 2006	Fair	Fair	Good	Satisfactory	37	61.2
January 2004	Fair	Fair	Good	Good	37	63.2
February 2001	Fair	Fair	Good	Good	37	62.3
February 1999	Fair	Fair	Good	Good	37	62.3
March 1997	Fair	Fair	Good	Satisfactory	37	62.3
March 1995	Fair	Fair	Good	Satisfactory	18	62.3
December 1993	Fair	Fair	Good	Satisfactory	18	60.4
November 1991	Fair	Fair	Good	Satisfactory	18	60.4

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.	405	162	243	0	0
Substructure
Steel Column	each	10	0	0	10	0
Steel Abutment	linear ft.	40	0	20	20	0
Steel Protective Coating	sq. ft.	40	0	0	2	38
Steel Pier Cap	linear ft.	40	0	40	0	0
Deck
Corrugated or Orthotropic Deck	sq. ft.	810	0	300	410	100
Wearing Surfaces	sq. ft.	810	0	810	0	0
Steel Protective Coating	sq. ft.	810	0	0	810	0
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	81	0	81	0	0
Steel Protective Coating	sq. ft.	81	0	0	8	73

© Copyright 2012-20, James Baughn
Disclaimer: All data is taken from the National Bridge Inventory and has not been verified.
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