NBL ROUTE 0095 over POTOMAC CREEK

Map

Coordinates:
+38.37954, -77.45509
38°22'46" N, 77°27'18" W

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

Name:	NBL ROUTE 0095 over POTOMAC CREEK
Structure number:	000000000018094
Location:	3.4M RTE17-3.5M RTE630
Purpose:	Carries highway over waterway
Route classification:	Principal Arterial - Interstate (Rural) `[01]`
Length of largest span:	47.9 ft. `[14.6 m]`
Total length:	142.1 ft. `[43.3 m]`
Roadway width between curbs:	64.6 ft. `[19.7 m]`
Deck width edge-to-edge:	67.9 ft. `[20.7 m]`
Skew angle:	11°
Owner:	State Highway Agency `[01]`
Year built:	1963
Year reconstructed:	1987
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18+Mod / HS 20+Mod `[6]`
Number of main spans:	3
Main spans material:	Concrete `[1]`
Main spans design:	Tee beam `[04]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Latex Concrete or similar additive `[3]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	66,862 `[as of 2014]`
Truck traffic:	8% of total traffic
Deck condition:	Good `[7 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]`
Water adequacy appraisal:	Equal to present minimum criteria `[6]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
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]`
Scour condition:	Countermeasures have been installed to mitigate an existing problem with scour. `[7]`
Sufficiency rating:	100.0

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
October 2018	Fair	Good	Satisfactory	Satisfactory	66862	100.0
October 2016	Fair	Good	Fair	Fair	66862	89.0
October 2014	Fair	Good	Fair	Fair	68000	86.8
October 2012	Fair	Good	Satisfactory	Satisfactory	65487	97.8
October 2010	Fair	Good	Satisfactory	Satisfactory	65487	98.0
October 2008	Fair	Good	Satisfactory	Satisfactory	65487	98.0
October 2006	Fair	Good	Satisfactory	Satisfactory	62760	98.0
October 2004	Fair	Good	Satisfactory	Satisfactory	60464	90.5
October 2002	Fair	Good	Satisfactory	Satisfactory	52616	90.5
October 2000	Good	Good	Good	Good	55330	90.5
November 1998	Good	Good	Good	Good	55330	90.5
November 1996	Good	Good	Good	Good	46000	90.5
November 1994	Good	Good	Good	Good	86000	90.5
December 1992	Good	Good	Good	Good	28675	97.2
October 1990	Good	Good	Good	Good	28675	97.2

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

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Reinforced Concrete Girder/Beam	linear ft.	1,421	1,370	51	0	0
Deck
Reinforced Concrete Deck	sq. ft.	9,647	9,592	51	4	0
Wearing Surfaces	sq. ft.	9,181	6,898	2,250	33	0
Substructure
Reinforced Concrete Column	each	10	6	4	0	0
Reinforced Concrete Abutment	linear ft.	141	53	88	0	0
Reinforced Concrete Pier Cap	linear ft.	135	90	45	0	0
Joints
Pourable Joint	linear ft.	272	204	46	22	0
Bearings
Elastomeric Bearing	each	60	3	45	9	3
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	285	234	47	4	0