ROLLING HILLS over WESTLINK TRIB COWSKIN CR

Map 

Facts 

Name:	ROLLING HILLS over WESTLINK TRIB COWSKIN CR
Structure number:	530400870CCWR20
Location:	ROLLING HILLS AT WOOD LN
Purpose:	Carries highway over waterway
Route classification:	Local (Urban) [19]
Length of largest span:	9.8 ft. [3.0 m]
Total length:	44.0 ft. [13.4 m]
Roadway width between curbs:	29.5 ft. [9.0 m]
Deck width edge-to-edge:	29.9 ft. [9.1 m]
Owner:	City or Municipal Highway Agency [04]
Year built:	1968
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:	4
Main spans material:	Concrete [1]
Main spans design:	Culvert [19]
Deck type:	Not applicable [N]

2010 Inspection 

Status:	Posted for load [P]
Average daily traffic:	840 [as of 2006]
Truck traffic:	1% of total traffic
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]
Culvert condition:	Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	22.0 tons [20.0 metric tons]
Inventory rating:	13.0 tons [11.8 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	59.4
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$35,000

2000 Inspection 

Status:	Posted for load [P]
Average daily traffic:	800 [as of 1995]
Truck traffic:	1% of total traffic
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]
Culvert condition:	Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:	Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:	21.0 tons [19.1 metric tons]
Inventory rating:	12.0 tons [10.9 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	56.2
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$100,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	780 [as of 1980]
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]
Culvert condition:	No noticeable or noteworthy deficiencies which affect the condition of the culvert. Insignificant scrape marks caused by drift. [8]
Scour condition:	Scour calculation/evaluation has not been made. [6]
Operating rating:	17.8 tons [16.2 metric tons]
Inventory rating:	9.9 tons [9.0 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	51.2
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$100,000

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