I680 over COLL 39C/KNIGHT CR


+41.33284, -96.05088
41°19'58" N, 96°03'03" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I680 over COLL 39C/KNIGHT CR
Structure number:S680 00836L
Location:IN OMAHA
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:86.9 ft. [26.5 m]
Total length:226.1 ft. [68.9 m]
Roadway width between curbs:39.0 ft. [11.9 m]
Deck width edge-to-edge:42.0 ft. [12.8 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Owner:State Highway Agency [01]
Year built:1971
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:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: March 2015 

Status:Open, no restriction [A]
Average daily traffic:15,433 [as of 2013]
Truck traffic:6% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
Underclearances appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:52.9 tons [48.1 metric tons]
Inventory rating:31.9 tons [29.0 metric tons]
Sufficiency rating:83.1

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201583.1Not deficientSatisfactorySatisfactorySatisfactory15433
March 201393.5Not deficientSatisfactorySatisfactorySatisfactory15433
March 201194.3Not deficientSatisfactorySatisfactorySatisfactory15865
March 200994.2Not deficientSatisfactorySatisfactorySatisfactory16813
March 200795.1Not deficientVery GoodGoodGood14988
March 200594.8Not deficientVery GoodGoodGood18215
July 200394.9Not deficientVery GoodGoodGood17580
April 200195.1Not deficientExcellentGoodGood15570
July 199995.2Not deficientExcellentGoodGood14720
June 199795.2Not deficientExcellentGoodGood14430
August 199595.5Not deficientExcellentGoodGood13440
August 199395.6Not deficientSatisfactoryGoodGood12250
December 199195.7Not deficientSatisfactoryGoodGood11000