SR 4 over ELOCHOMAN RIVER

Map 

Facts 

Name:	SR 4 over ELOCHOMAN RIVER
Structure number:	0004999A0000000
Location:	29.0 E JCT SR 401
Purpose:	Carries highway over waterway
Route classification:	Principal Arterial - Other (Rural) [02]
Length of largest span:	160.1 ft. [48.8 m]
Total length:	165.0 ft. [50.3 m]
Roadway width between curbs:	25.9 ft. [7.9 m]
Deck width edge-to-edge:	32.5 ft. [9.9 m]
Vertical clearance above deck:	15.1 ft. [4.6 m]
Owner:	State Highway Agency [01]
Year built:	1955
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Design load:	MS 18 / HS 20 [5]
Main span material:	Steel [3]
Main span design:	Truss - Thru [10]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Monolithic Concrete (concurrently placed with structural deck) [1]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	2,651 [as of 2007]
Truck traffic:	20% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Good [7 out of 9]
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:	68.3 tons [62.1 metric tons]
Inventory rating:	40.6 tons [36.9 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	62.5
Estimated cost of work:	$143,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	1,801 [as of 2000]
Truck traffic:	20% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Good [7 out of 9]
Channel protection:	Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	54.5 tons [49.5 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	76.2
Estimated cost of work:	$126,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	2,300 [as of 1984]
Truck traffic:	5% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Good [7 out of 9]
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:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	54.5 tons [49.5 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	58.6
Estimated cost of work:	$666,000

Comments