I680 over COLL 39C/KNIGHT CR

Map

Coordinates:
+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]`

Good/Fair/Poor Condition:	Fair
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

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
March 2017	83.1	Fair	Satisfactory	Satisfactory	Satisfactory	-	15433
March 2015	83.1	Fair	Satisfactory	Satisfactory	Satisfactory	-	15433
March 2013	93.5	Fair	Satisfactory	Satisfactory	Satisfactory	-	15433
March 2011	94.3	Fair	Satisfactory	Satisfactory	Satisfactory	-	15865
March 2009	94.2	Fair	Satisfactory	Satisfactory	Satisfactory	-	16813
March 2007	95.1	Good	Very Good	Good	Good	-	14988
March 2005	94.8	Good	Very Good	Good	Good	-	18215
July 2003	94.9	Good	Very Good	Good	Good	-	17580
April 2001	95.1	Good	Excellent	Good	Good	-	15570
July 1999	95.2	Good	Excellent	Good	Good	-	14720
June 1997	95.2	Good	Excellent	Good	Good	-	14430
August 1995	95.5	Good	Excellent	Good	Good	-	13440
August 1993	95.6	Fair	Satisfactory	Good	Good	-	12250
December 1991	95.7	Fair	Satisfactory	Good	Good	-	11000