N9/N35 over STREAM


+42.29321, -96.81054
42°17'36" N, 96°48'38" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:N9/N35 over STREAM
Structure number:S009 03475
Location:5NW EMERSON
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:9.8 ft. [3.0 m]
Total length:30.8 ft. [9.4 m]
Owner:State Highway Agency [01]
Year built:1957
Year reconstructed:1993
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:3
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: September 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:2,630 [as of 2012]
Truck traffic:9% of total traffic
Structural 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: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]
Operating rating:36.0 tons [32.7 metric tons]
Inventory rating:24.0 tons [21.8 metric tons]
Sufficiency rating:80.8

Previous Inspections 

DateSuff. RatingConditionCulvert ConditionSD/FOADT
September 201680.8Fair6 out of 10-2630
September 201480.8Fair6 out of 10-2630
September 201286.7Good8 out of 10-2585
September 201086.7Good8 out of 10-2700
September 200886.7Good8 out of 10-2700
September 200699.4Good8 out of 10-2520
March 200499.4Good8 out of 10-2525
August 200299.3Good8 out of 10-2845
March 200099.5Good8 out of 10-2230
April 199899.5Good8 out of 10-2230
April 199697.5Good8 out of 10-2130
March 199497.6Good8 out of 10-1890
May 199397.6Good9 out of 10-1890
March 199294.6Fair6 out of 10-2010
February 199094.6Fair6 out of 10-2010