MILITARY ROAD over ROCK CREEK & BEACH D

Map

Coordinates:
+38.96149, -77.04331
38°57'41" N, 77°02'36" W

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

Name:	MILITARY ROAD over ROCK CREEK & BEACH D
Structure number:	0229
Location:	MILITARY RD OVER ROCK CR
Purpose:	Carries highway and pedestrian walkway over highway and waterway
Route classification:	Other Principal Arterial (Urban) `[14]`
Length of largest span:	83.0 ft. `[25.3 m]`
Total length:	220.2 ft. `[67.1 m]`
Roadway width between curbs:	55.1 ft. `[16.8 m]`
Deck width edge-to-edge:	71.5 ft. `[21.8 m]`
Vertical clearance below bridge:	15.7 ft. `[4.8 m]`
Owner:	State Highway Agency `[01]`
Year built:	1956
Year reconstructed:	1998
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:	3
Main spans material:	Concrete continuous `[2]`
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:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	24,100 `[as of 2007]`
Truck traffic:	2% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Very Good `[8 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Better than present minimum criteria `[7]`
Deck geometry appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Underclearances appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Water adequacy appraisal:	Equal to present desirable criteria `[8]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. `[7]`
Pier/abutment protection:	Navigation protection not required `[1]`
Scour condition:	Countermeasures have been installed to mitigate an existing problem with scour. `[7]`
Operating rating:	75.8 tons `[68.9 metric tons]`
Inventory rating:	44.9 tons `[40.8 metric tons]`
Sufficiency rating:	79.2
Recommended work:	Other structural work, including hydraulic replacements. `[38]`
Estimated cost of work:	$6,800,000

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
May 2016	79.2	Good	Good	Very Good	Good	-	24100
April 2014	79.1	Good	Good	Very Good	Good	-	24100
June 2012	79.1	Good	Good	Good	Good	-	24100
May 2010	79.1	Good	Good	Good	Good	-	24100
May 2008	79.1	Good	Very Good	Good	Good	-	24100
June 2006	79.0	Good	Very Good	Very Good	Very Good	-	25000
June 2004	79.0	Good	Very Good	Very Good	Very Good	-	25000
July 2002	79.0	Good	Very Good	Very Good	Very Good	-	25000
November 1998	77.0	Good	Excellent	Very Good	Very Good	-	25000
February 1997	56.8	Poor	Poor	Poor	Fair	SD	25000
January 1997	75.9	Fair	Fair	Fair	Fair	-	25000
December 1994	54.6	Poor	Poor	Poor	Fair	SD	25000
October 1992	58.7	Poor	Poor	Poor	Fair	SD	25000
October 1990	58.7	Poor	Poor	Poor	Fair	SD	25000