+38.86082, -104.86806
38°51'39" N, 104°52'05" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Structure number:CSG-E.00-10.57
Location:AT 31ST STREET
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:8.9 ft. [2.7 m]
Total length:28.9 ft. [8.8 m]
Roadway width between curbs:66.9 ft. [20.4 m]
Deck width edge-to-edge:99.1 ft. [30.2 m]
Owner:City or Municipal Highway Agency [04]
Year built:1955
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel [3]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: March 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:954 [as of 2013]
Truck traffic:5% 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:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
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]
Operating rating:39.9 tons [36.3 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:98.9

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
March 201698.9Fair6 out of 10-954
March 201498.9Fair6 out of 10-954
March 201298.0Fair6 out of 10-10629
March 201098.0Fair6 out of 10-10629
March 200897.9Fair6 out of 10-11303
April 200697.9Fair6 out of 10-11303
May 200495.9Good7 out of 10-11303
April 200296.6Fair6 out of 10-7809
May 200096.3Good7 out of 10-7809
October 199996.3Good7 out of 10-7809
October 199896.3Good7 out of 10-7809
October 199681.1Fair6 out of 10-8323
July 199481.2Fair6 out of 10-8323
October 199281.2Fair6 out of 10-8323
August 199096.6Fair6 out of 10-5752