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US 6 ML over SNAKE RIVER

Map

Coordinates:
+39.60197, -105.99614
39°36'07" N, 105°59'46" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 6 ML over SNAKE RIVER
Structure number:F-13-AC
Location:5 MI S OF DILLON
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:19.7 ft. [6.0 m]
Total length:41.0 ft. [12.5 m]
Roadway width between curbs:78.1 ft. [23.8 m]
Deck width edge-to-edge:89.9 ft. [27.4 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1980
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:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: August 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:9,200 [as of 2011]
Truck traffic:4% of total traffic
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
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]
Pier/abutment protection:Navigation protection not required [1]
Culvert condition:Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:99.6

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
August 2015Fair6 out of 10920099.6
August 2011Fair6 out of 101070099.5
September 2007Fair6 out of 101070099.5
September 2003Fair6 out of 10766599.6
July 1999Fair6 out of 10745199.3
September 1997Fair6 out of 10720084.2
September 1995Fair6 out of 10720084.3
August 1993Fair6 out of 10740084.3
July 1991Fair6 out of 10590084.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Culvert
Reinforced Concrete Culvertlinear ft.2542104040
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.8282000