SB I-395 over Potomac R. and Ohio Dr.

Map

Coordinates:
+38.87902, -77.03907
38°52'44" N, 77°02'21" W

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

Name:	SB I-395 over Potomac R. and Ohio Dr.
Structure number:	1133
Location:	SB I-395 HOV Potomac R.
Purpose:	Carries highway and pedestrian walkway over highway and waterway
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	165.0 ft. `[50.3 m]`
Total length:	2265.2 ft. `[690.4 m]`
Roadway width between curbs:	5.6 ft. `[1.7 m]`
Deck width edge-to-edge:	66.6 ft. `[20.3 m]`
Vertical clearance above deck:	18.4 ft. `[5.6 m]`
Vertical clearance below bridge:	275.6 ft. `[84.0 m]`
Owner:	State Highway Agency `[01]`
Year built:	1960
Year reconstructed:	1984
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:	15
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:	95,000 `[as of 2007]`
Truck traffic:	5% 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:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Deck geometry appraisal:	Meets minimum tolerable limits to be left in place as is `[4]`
Underclearances appraisal:	Equal to present minimum criteria `[6]`
Water adequacy appraisal:	Superior to present desirable criteria `[9]`
Roadway alignment appraisal:	Equal to present minimum criteria `[6]`
Channel protection:	Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. `[6]`
Pier/abutment protection:	In place and functioning `[2]`
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. `[5]`
Sufficiency rating:	73.1

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
June 2017	Fair	Satisfactory	Good	Satisfactory	95000	73.1
May 2015	Fair	Satisfactory	Good	Satisfactory	95000	73.1
May 2013	Fair	Satisfactory	Good	Satisfactory	95000	53.8
June 2011	Fair	Satisfactory	Satisfactory	Good	95000	53.8
September 2008	Fair	Good	Fair	Satisfactory	95000	55.0
September 2006	Fair	Satisfactory	Fair	Satisfactory	100000	55.0
August 2004	Good	Good	Good	Good	100000	66.9
September 2002	Good	Good	Good	Good	100000	66.9
December 1998	Good	Good	Good	Good	100000	66.9
November 1996	Good	Good	Good	Good	100000	69.3
February 1994	Good	Good	Good	Good	100000	71.6
January 1991	Good	Very Good	Very Good	Very Good	100000	71.6

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

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Closed Web/Box Girder	linear ft.	165	165	0	0	0
Steel Protective Coating	sq. ft.	2,610	2,610	0	0	0
Steel Girder/Beam	linear ft.	20,958	20,824	80	54	0
Steel Protective Coating	sq. ft.	345,400	345,400	0	0	0
Reinforced Concrete Girder/Beam	linear ft.	365	365	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	150,623	135,855	2,332	12,436	0
Substructure
Reinforced Concrete Pier Wall	linear ft.	729	721	6	2	0
Reinforced Concrete Abutment	linear ft.	161	63	55	43	0
Joints
Compression Joint	linear ft.	208	48	136	15	9
Assembly without Seal Joint	linear ft.	378	374	0	4	0
Bearings
Movable Bearing	each	143	56	87	0	0
Steel Protective Coating	sq. ft.	2,536	2,508	28	0	0
Enclosed/Concealed Bearing	each	23	23	0	0	0
Fixed Bearing	each	42	41	1	0	0
Steel Protective Coating	sq. ft.	588	588	0	0	0
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	2,265	2,265	0	0	0
Steel Protective Coating	sq. ft.	9,296	9,296	0	0	0
Reinforced Concrete Bridge Rail	linear ft.	2,265	1,509	756	0	0