GWMP (SB) over BOUNDARY CHANNEL

Map 

Facts 

Name:	GWMP (SB) over BOUNDARY CHANNEL
Structure number:	3300019P0000000
Location:	1.0 MILES NORTH OF I-395.
Purpose:	Carries highway and pedestrian walkway over waterway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	140.1 ft. [42.7 m]
Total length:	355.0 ft. [108.2 m]
Roadway width between curbs:	27.9 ft. [8.5 m]
Deck width edge-to-edge:	38.1 ft. [11.6 m]
Skew angle:	30°
Owner:	National Park Service [66]
Year built:	1965
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:	3
Main spans material:	Concrete continuous [2]
Main spans design:	Box Beam or girders - Single or Spread [06]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Latex Concrete or similar additive [3]

Latest Available Inspection: April 2015 

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction [A]
Average daily traffic:	23,700 [as of 2007]
Truck traffic:	1% 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:	Equal to present minimum criteria [6]
Deck geometry appraisal:	Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:	Equal to present desirable criteria [8]
Roadway alignment appraisal:	Equal to present minimum criteria [6]
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]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	59.4 tons [54.0 metric tons]
Inventory rating:	35.2 tons [32.0 metric tons]
Sufficiency rating:	78.1

Previous Inspections 

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
April 2015	78.1	Fair	Satisfactory	Good	Satisfactory	FO	23700
September 2013	78.1	Fair	Satisfactory	Good	Satisfactory	FO	23700
April 2011	78.1	Fair	Good	Good	Satisfactory	FO	23700
April 2009	78.1	Fair	Good	Good	Satisfactory	FO	23700
June 2007	78.1	Good	Good	Good	Good	FO	23700
May 2005	78.1	Good	Good	Good	Good	FO	23700
July 2003	78.1	Good	Good	Good	Good	FO	23700
September 2001	78.1	Good	Good	Good	Good	FO	23700
May 1999	78.0	Good	Good	Good	Good	FO	23700