14TH STREET, S.W. over MAINE AVENUE, S.W.

Map

Coordinates:
+38.88411, -77.03199
38°53'03" N, 77°01'55" W

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

Name:	14TH STREET, S.W. over MAINE AVENUE, S.W.
Structure number:	0171-1
Location:	14TH ST OVER MAINE AVE SW
Purpose:	Carries highway over highway
Route classification:	Other Principal Arterial (Urban) `[14]`
Length of largest span:	44.9 ft. `[13.7 m]`
Total length:	495.1 ft. `[150.9 m]`
Roadway width between curbs:	82.4 ft. `[25.1 m]`
Deck width edge-to-edge:	86.9 ft. `[26.5 m]`
Vertical clearance below bridge:	13.1 ft. `[4.0 m]`
Skew angle:	20°
Owner:	State Highway Agency `[01]`
Year built:	1942
Year reconstructed:	1982
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	M 18 / H 20 `[4]`
Number of main spans:	2
Main spans material:	Concrete `[1]`
Main spans design:	Frame `[07]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Bituminous `[6]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	55,700 `[as of 2007]`
Truck traffic:	4% of total traffic
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Fair `[5 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Deck geometry appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Underclearances appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Roadway alignment appraisal:	Better than present minimum criteria `[7]`
Pier/abutment protection:	Navigation protection not required `[1]`
Scour condition:	Bridge not over waterway. `[N]`
Sufficiency rating:	86.0
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. `[35]`
Estimated cost of work:	$5,250,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
March 2016	Fair	Satisfactory	Fair	Satisfactory	55700	86.0
February 2014	Fair	Satisfactory	Fair	Satisfactory	55700	86.0
February 2012	Fair	Fair	Very Good	Satisfactory	55700	96.0
December 2009	Fair	Fair	Good	Satisfactory	55700	96.0
December 2007	Fair	Satisfactory	Good	Satisfactory	100000	97.0
August 2005	Fair	Good	Good	Satisfactory	100000	97.0
October 2002	Fair	Good	Good	Satisfactory	100000	97.0
November 2000	Good	Good	Good	Good	100000	97.0
May 1998	Good	Good	Good	Good	100000	95.0
June 1996	Good	Good	Good	Good	100000	95.0
March 1996	Good	Good	Good	Good	100000	95.0
May 1993	Good	Good	Good	Good	100000	95.0

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

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Prestressed Concrete Closed Web/Box Girder	linear ft.	6,112	6,032	35	45	0
Reinforced Concrete Girder/Beam	linear ft.	39	27	8	4	0
Reinforced Concrete Arch	linear ft.	82	41	41	0	0
Deck
Prestressed Concrete Top Flange	sq. ft.	20,809	20,670	3	136	0
Wearing Surfaces	sq. ft.	20,809	20,670	3	136	0
Substructure
Reinforced Concrete Column	each	30	26	3	1	0
Reinforced Concrete Pier Wall	linear ft.	376	319	33	24	0
Reinforced Concrete Abutment	linear ft.	275	242	31	2	0
Reinforced Concrete Pier Cap	linear ft.	558	504	46	8	0
Joints
Compression Joint	linear ft.	1,064	554	375	135	0
Bearings
Movable Bearing	each	511	0	250	261	0
Steel Protective Coating	sq. ft.	140	0	0	0	140
Fixed Bearing	each	191	0	38	153	0
Steel Protective Coating	sq. ft.	47	0	0	0	47
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	1,035	825	210	0	0
Deck
Reinforced Concrete Slab	sq. ft.	8,000	7,593	79	328	0
Wearing Surfaces	sq. ft.	8,000	7,832	32	136	0