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21ST STREET over BEAR CREEK

Map

Coordinates:
+38.82433, -104.85944
38°49'28" N, 104°51'34" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:21ST STREET over BEAR CREEK
Structure number:CSG-E.64-07.00
Location:JUST S OF RIO GRANDE ST
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:10.5 ft. [3.2 m]
Total length:21.7 ft. [6.6 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:57.1 ft. [17.4 m]
Skew angle:16°
Owner:City or Municipal Highway Agency [04]
Year built:1957
Historic significance:Historical significance is not determinable at this time [4]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: May 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:10,838 [as of 2013]
Truck traffic:6% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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]
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:39.9 tons [36.3 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:95.4

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
May 201695.4Good7 out of 10-10838
May 201480.9Good7 out of 10-10838
May 201281.9Good7 out of 10-10811
May 201081.9Good7 out of 10-10811
February 200871.4Fair5 out of 10-7594
April 200671.4Fair5 out of 10-7594
May 200468.4Fair5 out of 10-7594
April 200278.7Good7 out of 10-11690
June 200091.0Fair6 out of 10-11690
September 199991.0Good7 out of 10-11690
September 199891.0Good7 out of 10-11690
October 199691.6Good7 out of 10-10455
July 199491.5Good7 out of 10-10455
October 199291.5Good7 out of 10-10455
August 199090.2Good7 out of 10-10935