US 85 over Cheyenne River

Map

Coordinates:
+43.42735, -104.19644
43°25'38" N, 104°11'47" W

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

Name:	US 85 over Cheyenne River
Structure number:	FRA
Location:	Mule Creek Jct-Newcastle
Purpose:	Carries highway over waterway
Route classification:	Principal Arterial - Other (Rural) `[02]`
Length of largest span:	164.1 ft. `[50.0 m]`
Total length:	420.0 ft. `[128.0 m]`
Roadway width between curbs:	40.0 ft. `[12.2 m]`
Deck width edge-to-edge:	42.7 ft. `[13.0 m]`
Skew angle:	30°
Owner:	State Highway Agency `[01]`
Year built:	1990
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18 / HS 20 `[5]`
Number of main spans:	3
Main spans material:	Steel continuous `[4]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	2,131 `[as of 2017]`
Truck traffic:	10% of total traffic
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Equal to present minimum criteria `[6]`
Deck geometry appraisal:	Equal to present minimum criteria `[6]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
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:	95.0

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
June 2018	Fair	Satisfactory	Good	Satisfactory	2131	95.0
February 2017	Fair	Satisfactory	Satisfactory	Satisfactory	1200	95.0
February 2015	Fair	Satisfactory	Satisfactory	Satisfactory	925	95.0
January 2013	Fair	Satisfactory	Satisfactory	Satisfactory	882	95.0
February 2011	Fair	Fair	Satisfactory	Satisfactory	770	94.0
February 2009	Fair	Fair	Satisfactory	Satisfactory	860	94.0
February 2007	Fair	Fair	Satisfactory	Satisfactory	840	94.0
February 2005	Fair	Fair	Satisfactory	Satisfactory	840	94.0
March 2003	Fair	Fair	Good	Satisfactory	920	94.0
March 2001	Fair	Fair	Good	Satisfactory	850	94.0
March 1999	Good	Good	Excellent	Good	800	93.0
February 1997	Good	Good	Excellent	Good	800	93.0
March 1995	Fair	Satisfactory	Excellent	Good	760	93.0
March 1993	Good	Good	Good	Very Good	790	93.0
September 1991	Good	Good	Good	Very Good	790	93.0

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.	2,100	2,097	0	3	0
Steel Protective Coating	sq. ft.	35,942	35,939	0	0	3
Deck
Reinforced Concrete Deck	sq. ft.	17,892	8,121	8,886	885	0
Substructure
Reinforced Concrete Column	each	4	0	4	0	0
Reinforced Concrete Abutment	linear ft.	180	166	14	0	0
Reinforced Concrete Pier Cap	linear ft.	90	0	90	0	0
Joints
Pourable Joint	linear ft.	96	0	0	0	96
Open Joint	linear ft.	192	84	108	0	0
Bearings
Movable Bearing	each	15	0	15	0	0
Steel Protective Coating	sq. ft.	60	45	0	0	15
Fixed Bearing	each	5	0	5	0	0
Steel Protective Coating	sq. ft.	20	15	0	0	5
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	907	907	0	0	0
Steel Protective Coating	sq. ft.	2,902	2,902	0	0	0