L Street, N.W. over D.C. Convention Center

Map

Coordinates:
+38.90418, -77.02382
38°54'15" N, 77°01'26" W

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

Name:	L Street, N.W. over D.C. Convention Center
Structure number:	0250
Location:	L Street, N.W.
Route classification:	Minor Arterial (Urban) `[16]`
Length of largest span:	89.9 ft. `[27.4 m]`
Total length:	493.8 ft. `[150.5 m]`
Roadway width between curbs:	62.0 ft. `[18.9 m]`
Deck width edge-to-edge:	89.2 ft. `[27.2 m]`
Vertical clearance above deck:	24.9 ft. `[7.6 m]`
Vertical clearance below bridge:	13.1 ft. `[4.0 m]`
Owner:	City or Municipal Highway Agency `[04]`
Year built:	2005
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:	7
Main spans material:	Steel continuous `[4]`
Main spans design:	Girder and floorbeam system `[03]`
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:	8,000 `[as of 2008]`
Truck traffic:	1% of total traffic
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Good `[7 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]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	99.6

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
March 2017	Fair	Satisfactory	Good	Satisfactory	8000	99.6
March 2015	Fair	Satisfactory	Good	Satisfactory	8000	99.6
March 2013	Fair	Satisfactory	Good	Satisfactory	8000	99.6
March 2011	Fair	Good	Good	Satisfactory	8000	99.6
February 2009	Good	Good	Good	Good	-	100.0
January 2007	Good	Very Good	Excellent	Excellent	-	45.0
November 2005	Good	Excellent	Excellent	Excellent	-	45.0

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

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Girder/Beam	linear ft.	5,432	5,432	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	44,118	44,115	0	3	0
Wearing Surfaces	sq. ft.	30,620	28,884	0	1,736	0
Superstructure
Steel Floor Beam	linear ft.	625	625	0	0	0
Steel Protective Coating	sq. ft.	10,662	10,641	0	0	21
Substructure
Steel Column	each	14	14	0	0	0
Steel Protective Coating	sq. ft.	4,251	4,251	0	0	0
Reinforced Concrete Pier Wall	linear ft.	270	270	0	0	0
Reinforced Concrete Abutment	linear ft.	90	0	35	55	0
Joints
Compression Joint	linear ft.	180	0	89	91	0
Open Joint	linear ft.	988	963	25	0	0
Bearings
Movable Bearing	each	66	65	1	0	0
Steel Protective Coating	sq. ft.	363	363	0	0	0
Fixed Bearing	each	11	11	0	0	0
Steel Protective Coating	sq. ft.	82	82	0	0	0