I40 over MISSISSIPPI RIVER

Map

Coordinates:
+35.15167, -90.07000
35°09'06" N, 90°04'12" W

Source: National Bridge Inventory. Information not verified; use at your own risk.

Name:	I40 over MISSISSIPPI RIVER
Structure number:	79I00400001
Location:	4 MI E JCT I-55 & I-40
Purpose:	Carries highway over highway, waterway, and railroad
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	900.3 ft. `[274.4 m]`
Total length:	9431.6 ft. `[2874.6 m]`
Roadway width between curbs:	85.6 ft. `[26.1 m]`
Deck width edge-to-edge:	88.9 ft. `[27.1 m]`
Vertical clearance above deck:	18.7 ft. `[5.7 m]`
Vertical clearance below bridge:	59.1 ft. `[18.0 m]`
Owner:	State Highway Agency `[01]`
Year built:	1973
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:	2
Main spans material:	Steel continuous `[4]`
Main spans design:	Arch - Thru `[12]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Latex Concrete or similar additive `[3]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	36,940 `[as of 2018]`
Truck traffic:	26% of total traffic
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Fair `[5 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Deck geometry appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Underclearances appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Equal to present minimum criteria `[6]`
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:	None present but re-evaluation suggested `[5]`
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. `[5]`
Sufficiency rating:	58.0
Recommended work:	Bridge deck rehabilitation with only incidental widening. `[36]`
Estimated cost of work:	$203,585,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
September 2017	Fair	Satisfactory	Fair	Good	36940	58.0
August 2015	Poor	Satisfactory	Poor	Good	36000	47.0
July 2013	Poor	Good	Poor	Satisfactory	36000	32.8
July 2011	Fair	Good	Fair	Satisfactory	48790	58.0
May 2009	Poor	Fair	Poor	Satisfactory	45990	46.0
May 2007	Fair	Satisfactory	Fair	Fair	50730	58.0
May 2005	Fair	Satisfactory	Fair	Fair	49000	58.0
April 2003	Fair	Satisfactory	Satisfactory	Good	35000	70.7
March 2001	Fair	Satisfactory	Satisfactory	Good	51530	67.3
January 2000	-	-	-	-	56720	0.0
March 1998	Fair	Satisfactory	Satisfactory	Good	44600	67.3
December 1997	Fair	Satisfactory	Satisfactory	Good	51590	69.0
February 1996	Fair	Satisfactory	Satisfactory	Good	37480	69.1
August 1993	Fair	Satisfactory	Satisfactory	Good	37180	69.2
August 1992	Fair	Satisfactory	Satisfactory	Good	36790	74.0
May 1991	Good	Good	Good	Good	36380	74.0

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

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Closed Web/Box Girder	linear ft.	3,720	3,559	130	31	0
Steel Protective Coating	sq. ft.	148,800	73,718	74,958	0	124
Steel Girder/Beam	linear ft.	35,188	34,444	721	23	0
Steel Protective Coating	sq. ft.	636,616	3,619	631,287	1,137	573
Prestressed Concrete Girder/Beam	linear ft.	12,001	11,930	67	4	0
Steel Stringer	linear ft.	44,395	43,240	1,139	16	0
Steel Protective Coating	sq. ft.	288,456	10,320	277,116	300	720
Deck
Reinforced Concrete Deck	sq. ft.	843,413	681,454	161,312	647	0
Superstructure
Steel Arch	linear ft.	7,200	6,120	1,080	0	0
Steel Protective Coating	sq. ft.	949,725	0	316,099	491,168	142,458
Steel Secondary Cable	each	94	94	0	0	0
Steel Protective Coating	sq. ft.	7,877	7,854	0	0	23
Steel Floor Beam	linear ft.	15,346	15,140	168	1	37
Steel Protective Coating	sq. ft.	208,943	0	206,566	67	2,310
Steel Gusset Plate	each	92	83	9	0	0
Steel Protective Coating	sq. ft.	3,332	0	3,007	0	325
Substructure
Reinforced Concrete Column	each	205	189	10	6	0
Reinforced Concrete Pier Wall	linear ft.	2,019	1,875	128	16	0
Reinforced Concrete Abutment	linear ft.	252	169	71	12	0
Reinforced Concrete Pile Cap/Footing	linear ft.	404	344	60	0	0
Reinforced Concrete Pier Cap	linear ft.	4,311	3,877	431	3	0
Joints
Pourable Joint	linear ft.	1,740	419	1,305	4	12
Assembly with Seal	each	958	661	144	153	0
Bearings
Elastomeric Bearing	each	260	260	0	0	0
Enclosed/Concealed Bearing	each	6	6	0	0	0
Disk Bearing	each	148	138	8	1	1
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	18,750	18,647	100	3	0
Reinforced Concrete Bridge Rail	linear ft.	28,125	20,245	7,845	35	0