BIRCH STREET (77) over GSP NB

Map 

Facts 

Name:	BIRCH STREET (77) over GSP NB
Structure number:	360802N
Location:	2 MI S OF RT37 & GSP JCT
Purpose:	Carries highway and pedestrian walkway over highway
Route classification:	Local (Urban) [19]
Length of largest span:	51.2 ft. [15.6 m]
Total length:	60.0 ft. [18.3 m]
Roadway width between curbs:	36.1 ft. [11.0 m]
Deck width edge-to-edge:	42.0 ft. [12.8 m]
Vertical clearance below bridge:	13.5 ft. [4.1 m]
Skew angle:	38°
Owner:	State Toll Authority [31]
Year built:	1953
Historic significance:	Historical significance is not determinable at this time [4]
Design load:	MS 18 / HS 20 [5]
Main span material:	Concrete [1]
Main span design:	Frame [07]
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:	5,016 [as of 2009]
Truck traffic:	3% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Scour condition:	Bridge not over waterway. [N]
Inventory rating:	70.8 tons [64.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	90.2

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	4,284 [as of 1999]
Truck traffic:	3% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Scour condition:	Bridge not over waterway. [N]
Inventory rating:	70.3 tons [63.9 metric tons]
Sufficiency rating:	92.4

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	4,200 [as of 1990]
Truck traffic:	3% of total traffic
Deck condition:	Satisfactory [6 out of 9]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	95.0 tons [86.4 metric tons]
Inventory rating:	59.4 tons [54.0 metric tons]
Sufficiency rating:	89.4

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