N91 over STREAM


+41.70968, -97.44590
41°42'35" N, 97°26'45" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:N91 over STREAM
Structure number:S091 15478
Location:2E HUMPHREY
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:12.1 ft. [3.7 m]
Total length:49.9 ft. [15.2 m]
Skew angle:40°
Owner:State Highway Agency [01]
Year built:1955
Year reconstructed:2016
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:4
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:1,500 [as of 2016]
Truck traffic:18% of total traffic
Structural appraisal:Equal to present desirable criteria [8]
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:No noticeable or noteworthy deficiencies which affect the condition of the culvert. Insignificant scrape marks caused by drift. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:97.9
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
June 2017Good8 out of 10150097.9
October 2016Good9 out of 10154597.7
June 2015PoorN out of 10154542.3
June 2013PoorN out of 10154542.3
June 2011PoorN out of 10119547.5
March 2010PoorN out of 10130561.6
July 2007FairN out of 10119059.4
July 2005FairN out of 10117059.4
April 2003FairN out of 10105560.5
June 2001FairN out of 10105559.5
March 1999FairN out of 10126560.4
March 1997FairN out of 10125559.4
April 1995FairN out of 10119058.8
April 1993FairN out of 10120058.8
February 1991FairN out of 10115058.8

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.368367100