N91 over N LOUP RIVER TRIBUTARY
Map
Coordinates:
+41.75610, -99.2660941°45'22" N, 99°15'58" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
Name: | N91 over N LOUP RIVER TRIBUTARY |
Structure number: | S091 05170 |
Location: | 7E TAYLOR |
Purpose: | Carries highway over waterway |
Route classification: | Minor Arterial (Rural) [06] |
Length of largest span: | 12.1 ft. [3.7 m] |
Total length: | 38.1 ft. [11.6 m] |
Owner: | State Highway Agency [01] |
Year built: | 1950 |
Year reconstructed: | 1994 |
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: March 2017
Good/Fair/Poor Condition: | Good |
Status: | Open, no restriction [A] |
Average daily traffic: | 980 [as of 2017] |
Truck traffic: | 20% 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] |
Sufficiency rating: | 81.5 |
Previous Inspections
Date | Condition | Culvert Condition | ADT | Suff. Rating |
---|
March 2017 | Good | 7 out of 10 | 980 | 81.5 |
March 2015 | Good | 7 out of 10 | 895 | 81.5 |
March 2013 | Good | 7 out of 10 | 895 | 84.5 |
March 2011 | Good | 7 out of 10 | 1015 | 87.1 |
March 2009 | Good | 7 out of 10 | 865 | 87.2 |
March 2007 | Good | 7 out of 10 | 1000 | 99.7 |
March 2005 | Good | 7 out of 10 | 965 | 99.7 |
July 2003 | Good | 7 out of 10 | 975 | 99.7 |
March 2001 | Good | 7 out of 10 | 975 | 99.7 |
July 1999 | Good | 7 out of 10 | 945 | 99.7 |
July 1997 | Good | 7 out of 10 | 845 | 99.8 |
July 1995 | Good | 7 out of 10 | 875 | 97.7 |
July 1993 | Fair | 5 out of 10 | 770 | 61.4 |
July 1991 | Fair | 5 out of 10 | 830 | 70.2 |
Element Data
Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Element | Units | Quantity | 1-Good | 2-Fair | 3-Poor | 4-Serious |
---|
Culvert |
Reinforced Concrete Culvert | linear ft. | 171 | 163 | 7 | 1 | 0 |