K STREET, N.W. over POTOMAC PKWY

Map

Coordinates:
+38.90254, -77.05704
38°54'09" N, 77°03'25" W

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

Name:	K STREET, N.W. over POTOMAC PKWY
Structure number:	0036(POT. PKWY)
Location:	K ST OVER POTOMAC PKWY NW
Purpose:	Carries highway and pedestrian walkway over highway
Route classification:	Other Principal Arterial (Urban) `[14]`
Length of largest span:	68.9 ft. `[21.0 m]`
Total length:	79.1 ft. `[24.1 m]`
Roadway width between curbs:	85.6 ft. `[26.1 m]`
Deck width edge-to-edge:	105.3 ft. `[32.1 m]`
Vertical clearance below bridge:	9.8 ft. `[3.0 m]`
Skew angle:	17°
Owner:	State Highway Agency `[01]`
Year built:	1940
Year reconstructed:	1998
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18 / HS 20 `[5]`
Main span material:	Concrete `[1]`
Main span design:	Frame `[07]`
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:	31,800 `[as of 2007]`
Truck traffic:	1% 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:	Superior to present desirable criteria `[9]`
Underclearances appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	89.9

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
June 2018	Fair	Satisfactory	Satisfactory	Satisfactory	31800	89.9
June 2016	Fair	Satisfactory	Satisfactory	Satisfactory	31800	89.9
April 2014	Fair	Satisfactory	Satisfactory	Satisfactory	31800	89.9
June 2012	Fair	Fair	Fair	Good	31800	56.9
July 2010	Fair	Fair	Fair	Good	31800	56.9
July 2008	Fair	Fair	Fair	Good	31800	56.9
August 2006	Good	Good	Good	Good	48000	67.8
August 2004	Good	Good	Good	Good	48000	67.8
August 2002	Good	Good	Good	Good	48000	67.8
October 2000	Good	Good	Good	Good	48000	67.8
March 1999	Good	Very Good	Good	Good	48000	65.8
September 1996	Fair	Satisfactory	Satisfactory	Satisfactory	48000	46.2
June 1993	Poor	Poor	Satisfactory	Fair	48000	48.3
March 1990	Poor	Poor	Satisfactory	Fair	48000	48.3

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Substructure
Reinforced Concrete Abutment	linear ft.	211	209	1	1	0
Masonry Abutment	linear ft.	12	0	5	7	0
Joints
Compression Joint	linear ft.	42	42	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	316	316	0	0	0
Concrete Protective Coating	sq. ft.	1,422	0	0	0	1,422
Masonry Bridge Rail	linear ft.	316	283	33	0	0
Deck
Reinforced Concrete Slab	sq. ft.	8,321	8,118	196	7	0
Wearing Surfaces	sq. ft.	6,755	6,714	21	20	0