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Airport Road over St. Vrain River Overflow

Map

Coordinates:
+40.17000, -105.15472
40°10'12" N, 105°09'17" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:Airport Road over St. Vrain River Overflow
Structure number:LONG-AIRRD-SVRD
Location:0.2 Mi N of St Vrain Rd
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:14.1 ft. [4.3 m]
Total length:43.6 ft. [13.3 m]
Roadway width between curbs:90.2 ft. [27.5 m]
Deck width edge-to-edge:92.2 ft. [28.1 m]
Owner:City or Municipal Highway Agency [04]
Year built:2006
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Concrete [1]
Main span design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: January 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:14,948 [as of 2012]
Structural appraisal:Better than present minimum criteria [7]
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:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:99.4 tons [90.4 metric tons]
Inventory rating:59.6 tons [54.2 metric tons]
Sufficiency rating:94.9

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
January 201594.9Good7 out of 10-14948
September 201394.9Good7 out of 10-14948
January 201195.2Good7 out of 10-13155
January 200995.2Good7 out of 10-13155
February 200795.7Good8 out of 10-9583

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Culvert
Reinforced Concrete Culvertlinear ft.2772621500
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.8888000
Steel Protective Coatingsq. ft.8888000