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US 285 ML over S FK SOUTH PLATTE RVR

Park County, Colorado

Map

Coordinates:
+39.07203, -105.97416
39°04'19" N, 105°58'27" W

Facts

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

Name:	US 285 ML over S FK SOUTH PLATTE RVR
Structure number:	H-13-G
Location:	11 MI S. OF FAIRPLAY
Purpose:	Carries highway over waterway
Route classification:	Principal Arterial - Other (Rural) `[02]`
Length of largest span:	23.0 ft. `[7.0 m]`
Total length:	70.9 ft. `[21.6 m]`
Roadway width between curbs:	28.9 ft. `[8.8 m]`
Deck width edge-to-edge:	29.9 ft. `[9.1 m]`
Owner:	State Highway Agency `[01]`
Year built:	1937
Historic significance:	Bridge is possibly eligible for the National Register of Historic Places `[3]`
Design load:	M 13.5 / H 15 `[2]`
Number of main spans:	3
Main spans material:	Wood or timber `[7]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Wood or Timber `[8]`
Wearing surface:	Bituminous `[6]`

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:	Poor
Status:	Open, no restriction `[A]`
Average daily traffic:	3,000 `[as of 2011]`
Truck traffic:	13% of total traffic
Deck condition:	Good `[7 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:	Meets minimum tolerable limits to be left in place as is `[4]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Channel protection:	Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. `[8]`
Scour condition:	Bridge is scour critical; bridge foundations determined to be unstable. `[3]`
Sufficiency rating:	43.0

Previous Inspections

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
June 2017	Poor	Good	Satisfactory	Poor	3000	43.0
June 2015	Fair	Good	Satisfactory	Fair	3000	60.3
June 2013	Fair	Good	Satisfactory	Fair	3000	60.3
June 2011	Fair	Good	Satisfactory	Fair	3100	60.2
June 2009	Fair	Good	Satisfactory	Satisfactory	3100	71.8
May 2007	Fair	Good	Satisfactory	Satisfactory	2800	72.0
May 2005	Fair	Good	Satisfactory	Satisfactory	2648	73.6
May 2003	Fair	Good	Satisfactory	Satisfactory	2796	69.2
May 2001	Fair	Satisfactory	Satisfactory	Satisfactory	2796	70.5
May 1999	Fair	Satisfactory	Satisfactory	Satisfactory	2724	70.5
June 1997	Fair	Satisfactory	Satisfactory	Satisfactory	2000	75.9
September 1995	Fair	Satisfactory	Satisfactory	Satisfactory	2000	76.5
April 1993	Fair	Satisfactory	Good	Satisfactory	1800	77.9
May 1991	Fair	Satisfactory	Good	Satisfactory	1400	76.2

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
Timber Girder/Beam	linear ft.	966	851	115	0	0
Substructure
Timber Column	each	26	7	5	10	4
Timber Abutment	linear ft.	60	60	0	0	0
Timber Pier Cap	linear ft.	136	88	40	8	0
Deck
Timber Deck	sq. ft.	2,130	2,090	40	0	0
Wearing Surfaces	sq. ft.	2,130	2,090	40	0	0
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	142	142	0	0	0
Steel Protective Coating	sq. ft.	568	568	0	0	0

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