I680 over COLL 39C/KNIGHT CR

Map

Coordinates:
+41.33297, -96.05059
41°19'59" N, 96°03'02" 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:	13.1 ft. `[4.0 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]`
Sufficiency rating:	83.1

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

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Girder/Beam	linear ft.	1,125	965	160	0	0
Steel Protective Coating	sq. ft.	11,419	10,939	0	480	0
Deck
Reinforced Concrete Deck	sq. ft.	9,605	9,430	150	25	0
Wearing Surfaces	sq. ft.	9,605	9,455	150	0	0
Substructure
Reinforced Concrete Column	each	4	4	0	0	0
Reinforced Concrete Abutment	linear ft.	135	95	40	0	0
Reinforced Concrete Pier Cap	linear ft.	83	83	0	0	0
Bearings
Movable Bearing	each	15	15	0	0	0
Fixed Bearing	each	5	5	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	452	332	120	0	0