RIDGE AVENUE over WISSAHICKON CREEK

Map 

Facts 

Name:	RIDGE AVENUE over WISSAHICKON CREEK
Structure number:	673009010001200
Location:	GUSTINE LAKE INTER.27K01
Purpose:	Carries highway and pedestrian walkway over waterway
Route classification:	Minor Arterial (Urban) [16]
Length of largest span:	29.9 ft. [9.1 m]
Total length:	119.1 ft. [36.3 m]
Roadway width between curbs:	47.9 ft. [14.6 m]
Deck width edge-to-edge:	65.0 ft. [19.8 m]
Owner:	State Highway Agency [01]
Year built:	1888
Year reconstructed:	1954
Historic significance:	Bridge is eligible for the National Register of Historic Places [2]
Design load:	M 13.5 / H 15 [2]
Number of main spans:	3
Main spans material:	Masonry [8]
Main spans design:	Arch - Deck [11]
Deck type:	Not applicable [N]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	11,235 [as of 2010]
Truck traffic:	7% of total traffic
Superstructure condition:	Poor [4 out of 9]
Substructure condition:	Poor [4 out of 9]
Channel protection:	Bank and embankment protection is severely undermined. River control devices have severe damage. Large deposits of debris are in the channel. [4]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Operating rating:	50.9 tons [46.3 metric tons]
Inventory rating:	25.0 tons [22.7 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	35.0
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$1,000

2000 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	11,631 [as of 2000]
Truck traffic:	7% of total traffic
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Fair [5 out of 9]
Channel protection:	Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:	Scour calculation/evaluation has not been made. [6]
Operating rating:	71.3 tons [64.8 metric tons]
Inventory rating:	35.6 tons [32.4 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	61.9
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$572,000

1992 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	31,923 [as of 1991]
Superstructure condition:	Satisfactory [6 out of 9]
Substructure condition:	Fair [5 out of 9]
Channel protection:	Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:	Scour calculation/evaluation has not been made. [6]
Operating rating:	39.6 tons [36.0 metric tons]
Inventory rating:	19.8 tons [18.0 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	36.2
Recommended work:	Other structural work, including hydraulic replacements. [38]
Estimated cost of work:	$379,000

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