PENNSYLVANIA AVE over ROCK CREEK & POT PKW

Map

Coordinates:
+38.90478, -77.05654
38°54'17" N, 77°03'24" W

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

Name:	PENNSYLVANIA AVE over ROCK CREEK & POT PKW
Structure number:	0118
Location:	PENN AVE OVER ROCK CREEK
Purpose:	Carries highway and pedestrian walkway over highway and waterway
Route classification:	Other Principal Arterial (Urban) `[14]`
Length of largest span:	164.1 ft. `[50.0 m]`
Total length:	280.9 ft. `[85.6 m]`
Roadway width between curbs:	49.9 ft. `[15.2 m]`
Deck width edge-to-edge:	73.5 ft. `[22.4 m]`
Vertical clearance below bridge:	9.8 ft. `[3.0 m]`
Owner:	State Highway Agency `[01]`
Year built:	1916
Year reconstructed:	1979
Historic significance:	Bridge is possibly eligible for the National Register of Historic Places `[3]`
Design load:	MS 18 / HS 20 `[5]`
Main span material:	Concrete `[1]`
Main span design:	Arch - Deck `[11]`
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:	21,100 `[as of 2007]`
Truck traffic:	5% of total traffic
Deck condition:	Good `[7 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:	Basically intolerable requiring high priority of corrrective action `[3]`
Underclearances appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Water adequacy appraisal:	Superior to present desirable criteria `[9]`
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]`
Pier/abutment protection:	In place but re-evaluation of design suggested `[4]`
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. `[5]`
Sufficiency rating:	62.0
Recommended work:	Other structural work, including hydraulic replacements. `[38]`
Estimated cost of work:	$9,500,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
March 2016	Fair	Good	Fair	Satisfactory	21100	62.0
February 2016	Fair	Good	Fair	Satisfactory	21100	62.0
January 2014	Fair	Good	Fair	Satisfactory	21100	62.0
September 2011	Poor	Fair	Good	Poor	21100	45.0
August 2009	Poor	Satisfactory	Satisfactory	Poor	21100	46.0
September 2007	Fair	Satisfactory	Satisfactory	Satisfactory	25000	73.0
April 2005	Fair	Good	Fair	Fair	25000	62.0
January 2003	Fair	Good	Satisfactory	Fair	25000	66.0
December 2001	Fair	Satisfactory	Satisfactory	Satisfactory	25000	77.0
May 1998	Fair	Good	Satisfactory	Satisfactory	25000	77.0
March 1996	Fair	Satisfactory	Satisfactory	Satisfactory	25000	78.0
June 1993	Fair	Satisfactory	Satisfactory	Fair	25000	67.0
October 1990	Fair	Good	Good	Fair	25000	67.0

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

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Stringer	linear ft.	3,025	2,875	150	0	0
Steel Protective Coating	sq. ft.	39,488	38,993	0	320	175
Deck
Reinforced Concrete Deck	sq. ft.	20,806	19,091	1,690	25	0
Superstructure
Reinforced Concrete Arch	linear ft.	164	34	82	48	0
Steel Floor Beam	linear ft.	850	618	34	156	42
Steel Protective Coating	sq. ft.	14,905	13,960	0	525	420
Substructure
Reinforced Concrete Column	each	52	36	11	0	5
Reinforced Concrete Abutment	linear ft.	217	214	0	3	0
Joints
Compression Joint	linear ft.	310	0	0	310	0
Bearings
Movable Bearing	each	44	25	3	16	0
Steel Protective Coating	sq. ft.	18	15	0	0	3
Fixed Bearing	each	20	0	8	12	0
Steel Protective Coating	sq. ft.	143	113	0	0	30
Bridge Rail
Other Material Bridge Rail	linear ft.	554	550	0	4	0