Share:

US 550 ML over UNCOMPHAGRE RIVER

Map

Coordinates:
+38.26707, -107.76145
38°16'01" N, 107°45'41" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 550 ML over UNCOMPHAGRE RIVER
Structure number:K-05-BS
Location:8 MI OF SH62-RIDGWAY
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:81.0 ft. [24.7 m]
Total length:166.3 ft. [50.7 m]
Roadway width between curbs:44.0 ft. [13.4 m]
Deck width edge-to-edge:46.3 ft. [14.1 m]
Skew angle:27°
Owner:State Highway Agency [01]
Year built:1989
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:2
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:7,000 [as of 2011]
Truck traffic:6% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
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: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 foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:80.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017GoodVery GoodVery GoodGood700080.0
June 2015GoodVery GoodVery GoodGood700080.0
April 2013GoodVery GoodVery GoodGood700080.0
June 2011GoodVery GoodVery GoodGood730080.0
May 2009GoodVery GoodVery GoodGood730080.0
May 2005GoodVery GoodVery GoodGood638680.0
June 2001GoodVery GoodVery GoodGood587180.0
May 1997GoodGoodVery GoodGood570480.0
August 1995GoodGoodVery GoodGood475080.0
May 1995GoodGoodVery GoodGood475080.0
May 1993GoodGoodVery GoodGood410080.0
June 1992GoodVery GoodVery GoodVery Good410080.0
January 1990GoodVery GoodVery GoodVery Good350080.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.810810000
Deck
Reinforced Concrete Decksq. ft.7,7477,24750000
Wearing Surfacessq. ft.7,3263,3264,00000
Substructure
Reinforced Concrete Pier Walllinear ft.4949000
Reinforced Concrete Abutmentlinear ft.104921200
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.334334000
Steel Protective Coatingsq. ft.334334000