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N12 over STREAM

Map

Coordinates:
+42.82500, -98.52333
42°49'30" N, 98°31'24" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:N12 over STREAM
Structure number:S012 13299
Location:3W LYNCH
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:9.8 ft. [3.0 m]
Total length:33.1 ft. [10.1 m]
Owner:State Highway Agency [01]
Year built:1946
Year reconstructed:1989
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:3
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: March 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:595 [as of 2012]
Truck traffic:8% 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: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:36.0 tons [32.7 metric tons]
Inventory rating:24.0 tons [21.8 metric tons]
Sufficiency rating:81.4

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
March 201581.4Good7 out of 10-595
March 201387.4Good7 out of 10-595
March 201187.0Good7 out of 10-660
March 200987.0Good7 out of 10-660
March 200799.7Good7 out of 10-575
March 200599.6Good7 out of 10-590
July 200399.6Good7 out of 10-620
February 200199.6Good7 out of 10-655
June 199999.5Good7 out of 10-745
June 199799.6Good7 out of 10-690
July 199596.6Good7 out of 10-675
June 199386.4Good7 out of 10-675
July 199193.7Good7 out of 10-550

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Culvert
Reinforced Concrete Culvertlinear ft.5855300