Key Bridge over WHITEHURST FRWY

Map

Coordinates:
+38.90463, -77.06883
38°54'17" N, 77°04'08" W

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

Name:	Key Bridge over WHITEHURST FRWY
Structure number:	0007
Location:	WHITEHURST FRWY
Purpose:	Carries highway and pedestrian walkway over highway and waterway
Route classification:	Other Principal Arterial (Urban) `[14]`
Length of largest span:	208.0 ft. `[63.4 m]`
Total length:	1738.6 ft. `[529.9 m]`
Roadway width between curbs:	65.9 ft. `[20.1 m]`
Deck width edge-to-edge:	89.9 ft. `[27.4 m]`
Vertical clearance below bridge:	72.2 ft. `[22.0 m]`
Owner:	State Highway Agency `[01]`
Year built:	1925
Year reconstructed:	1986
Historic significance:	Bridge is on the National Register of Historic Places `[1]`
Design load:	MS 18 / HS 20 `[5]`
Number of main spans:	8
Main spans material:	Concrete `[1]`
Main spans design:	Arch - Deck `[11]`
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:	62,000 `[as of 2006]`
Truck traffic:	3% of total traffic
Deck condition:	Fair `[5 out of 9]`
Superstructure condition:	Fair `[5 out of 9]`
Substructure condition:	Fair `[5 out of 9]`
Structural appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Deck geometry appraisal:	Basically intolerable requiring high priority of replacement `[2]`
Underclearances appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Water adequacy appraisal:	Superior to present desirable criteria `[9]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Channel protection:	Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. `[8]`
Pier/abutment protection:	Navigation protection not required `[1]`
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. `[5]`
Sufficiency rating:	50.0

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
June 2017	Fair	Fair	Fair	Fair	62000	50.0
May 2015	Fair	Fair	Fair	Fair	62000	48.0
May 2013	Fair	Fair	Fair	Fair	62000	48.0
June 2011	Poor	Fair	Fair	Poor	62000	37.0
April 2009	Poor	Satisfactory	Fair	Poor	62000	38.0
March 2007	Fair	Good	Satisfactory	Satisfactory	78100	63.0
January 2005	Fair	Good	Satisfactory	Good	78100	63.0
December 2002	Fair	Good	Satisfactory	Good	78100	63.0
February 2001	Good	Good	Good	Good	78100	63.0
August 1998	Good	Good	Good	Good	78100	63.0
November 1996	Good	Good	Good	Good	78100	63.0
October 1993	Good	Very Good	Very Good	Very Good	78100	64.0
April 1990	Good	Very Good	Very Good	Very Good	78100	64.0

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

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Reinforced Concrete Girder/Beam	linear ft.	932	912	0	5	15
Deck
Reinforced Concrete Deck	sq. ft.	158,075	0	157,275	800	0
Superstructure
Reinforced Concrete Arch	linear ft.	4,137	3,762	320	55	0
Reinforced Concrete Floor Beam	linear ft.	28,054	25,934	970	1,150	0
Substructure
Reinforced Concrete Column	each	405	177	35	193	0
Reinforced Concrete Pier Wall	linear ft.	630	230	230	170	0
Reinforced Concrete Abutment	linear ft.	172	120	22	30	0
Reinforced Concrete Pier Cap	linear ft.	332	326	0	6	0
Joints
Strip Seal Joint	linear ft.	1,530	510	510	510	0
Compression Joint	linear ft.	2,250	1,000	1,250	0	0
Bearings
Movable Bearing	each	112	0	112	0	0
Steel Protective Coating	sq. ft.	19,610	13,890	5,720	0	0
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	3,430	0	2,430	1,000	0
Steel Protective Coating	sq. ft.	19,610	13,890	5,720	0	0
Reinforced Concrete Bridge Rail	linear ft.	3,430	3,413	17	0	0