INTERSTATE 68 over MGL CO 857 & CHEAT LAKE

Map 

Facts 

Name:	INTERSTATE 68 over MGL CO 857 & CHEAT LAKE
Structure number:	00000000031A148
Location:	0.88 MI WEST CO RT 69/6
Purpose:	Carries highway over highway and waterway
Route classification:	Principal Arterial - Interstate (Urban) [11]
Length of largest span:	363.9 ft. [110.9 m]
Total length:	1966.0 ft. [599.2 m]
Roadway width between curbs:	81.4 ft. [24.8 m]
Deck width edge-to-edge:	87.3 ft. [26.6 m]
Vertical clearance below bridge:	16.4 ft. [5.0 m]
Owner:	State Highway Agency [01]
Year built:	1976
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:	5
Main spans material:	Steel continuous [4]
Main spans design:	Truss - Deck [09]
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:	33,000 [as of 2008]
Truck traffic:	18% 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:	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:	49.5 tons [45.0 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Sufficiency rating:	69.0
Recommended work:	Bridge deck rehabilitation with only incidental widening. [36]
Estimated cost of work:	$2,059,000

2000 Inspection 

Average daily traffic:	2,500 [as of 1996]
Truck traffic:	8% of total traffic
Evaluation:	Not applicable [N]

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	13,500 [as of 1990]
Truck traffic:	7% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 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:	Scour calculation/evaluation has not been made. [6]
Operating rating:	70.3 tons [63.9 metric tons]
Inventory rating:	36.6 tons [33.3 metric tons]
Sufficiency rating:	80.0
Recommended work:	Bridge deck rehabilitation with only incidental widening. [36]
Estimated cost of work:	$2,059,000

Comments