WESTERN HILLS VIAD over WESTERN HILLS VIADUCT

Source: National Bridge Inventory (2010 edition)
Information not verified. Use at your own risk.

Facts

Name:	WESTERN HILLS VIAD over WESTERN HILLS VIADUCT
Structure number:	3137082
Location:	WEST OF I-75 WHV INTERCHG
Purpose:	Carries highway and pedestrian walkway over highway, waterway, and railroad
Route classification:	Other Principal Arterial (Urban) `[14]`
Length of largest span:	120.1 ft. `[36.6 m]`
Total length:	2721.3 ft. `[829.4 m]`
Roadway width between curbs:	48.2 ft. `[14.7 m]`
Deck width edge-to-edge:	56.4 ft. `[17.2 m]`
Vertical clearance above deck:	15.7 ft. `[4.8 m]`
Vertical clearance below bridge:	22.3 ft. `[6.8 m]`
Skew angle:	99°
Owner:	County Highway Agency `[02]`
Year built:	1931
Year reconstructed:	1978
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18+Mod / HS 20+Mod `[6]`
Number of main spans:	41
Main spans material:	Steel `[3]`
Main spans design:	Girder and floorbeam system `[03]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Bituminous `[6]`

Status:	Open, would be posted or closed except for temporary shoring `[D]`
Average daily traffic:	70,604 `[as of 2001]`
Truck traffic:	6% of total traffic
Deck condition:	Fair `[5 out of 9]`
Superstructure condition:	Poor `[4 out of 9]`
Substructure condition:	Fair `[5 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:	44.6 tons `[40.5 metric tons]`
Inventory rating:	35.6 tons `[32.4 metric tons]`
Evaluation:	Structurally deficient `[1]`
Sufficiency rating:	36.0