I459 over DERBY PARKWAY

Map

Coordinates:
+33.57224, -86.63819
33°34'20" N, 86°38'17" W

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

Name:	I459 over DERBY PARKWAY
Structure number:	015964
Location:	I459 AT DERBY PARKWAY
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	101.1 ft. `[30.8 m]`
Total length:	214.9 ft. `[65.5 m]`
Roadway width between curbs:	56.1 ft. `[17.1 m]`
Deck width edge-to-edge:	58.1 ft. `[17.7 m]`
Vertical clearance below bridge:	17.1 ft. `[5.2 m]`
Skew angle:	14°
Owner:	State Highway Agency `[01]`
Year built:	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:	Monolithic Concrete (concurrently placed with structural deck) `[1]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	28,675 `[as of 2016]`
Truck traffic:	12% of total traffic
Deck condition:	Good `[7 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:	Better than present minimum criteria `[7]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Operating rating:	90.2 tons `[82.0 metric tons]`
Inventory rating:	54.1 tons `[49.2 metric tons]`
Sufficiency rating:	90.1
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. `[35]`
Estimated cost of work:	$3,322,000

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
September 2016	90.1	Fair	Good	Satisfactory	Satisfactory	-	28675
October 2014	90.1	Fair	Good	Satisfactory	Satisfactory	-	28675
October 2012	90.2	Fair	Good	Satisfactory	Satisfactory	-	28065
October 2010	90.2	Fair	Good	Good	Satisfactory	-	28050
November 2008	90.0	Fair	Good	Good	Satisfactory	-	29675
November 2006	90.1	Fair	Good	Good	Satisfactory	-	28865
November 2004	90.4	Good	Good	Good	Good	-	26150
November 2002	90.5	Good	Very Good	Very Good	Good	-	25180
December 2000	88.4	Good	Very Good	Very Good	Good	-	25070
January 1999	88.7	Good	Very Good	Very Good	Good	-	22035
October 1996	89.1	Good	Very Good	Very Good	Good	-	18335
July 1994	87.8	Good	Good	Very Good	Very Good	-	14535

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.

Element	Units	Quantity	1. Good	2. Fair	3. Poor	4. Serious
Superstructure
Steel Girder/Beam	linear ft.	1,720	1,716	4	0	0
Steel Protective Coating	sq. ft.	16,490	16,490	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	12,470	8,355	4,115	0	0
Substructure
Reinforced Concrete Column	each	6	6	0	0	0
Reinforced Concrete Abutment	linear ft.	144	118	26	0	0
Reinforced Concrete Pier Cap	linear ft.	112	112	0	0	0
Joints
Open Joint	linear ft.	116	116	0	0	0
Bearings
Movable Bearing	each	24	1	19	4	0
Fixed Bearing	each	8	8	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	430	358	72	0	0