PARK AVE. VIADUCT over 42ND STREET, 41ST STREET

Map 

Facts 

Name:	PARK AVE. VIADUCT over 42ND STREET, 41ST STREET
Structure number:	000000002246550
Location:	MIDTOWN MANHATTAN
Purpose:	Carries highway over highway
Route classification:	Minor Arterial (Urban) [16]
Length of largest span:	78.7 ft. [24.0 m]
Total length:	514.8 ft. [156.9 m]
Roadway width between curbs:	34.8 ft. [10.6 m]
Deck width edge-to-edge:	43.0 ft. [13.1 m]
Vertical clearance below bridge:	13.5 ft. [4.1 m]
Owner:	City or Municipal Highway Agency [04]
Year built:	1917
Historic significance:	Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:	10
Main spans material:	Steel [3]
Main spans design:	Girder and floorbeam system [03]
Deck type:	Concrete Cast-in-Place [1]
Wearing surface:	Latex Concrete or similar additive [3]

2010 Inspection 

Status:	Posted for load [P]
Average daily traffic:	16,224 [as of 2007]
Truck traffic:	13% 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]
Operating rating:	15.4 tons [14.0 metric tons]
Inventory rating:	15.4 tons [14.0 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	44.3
Recommended work:	Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:	$15,058,000

2000 Inspection 

Status:	Posted for load [P]
Average daily traffic:	33,515 [as of 1999]
Truck traffic:	4% of total traffic
Deck condition:	Fair [5 out of 9]
Superstructure condition:	Serious [3 out of 9]
Substructure condition:	Serious [3 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	15.0 tons [13.6 metric tons]
Inventory rating:	15.0 tons [13.6 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	2.0
Recommended work:	Replacement of bridge or other structure because of relocation of road. [32]
Estimated cost of work:	$5,863,000

1992 Inspection 

Status:	Posted for load [P]
Average daily traffic:	24,000 [as of 1972]
Truck traffic:	10% of total traffic
Deck condition:	Poor [4 out of 9]
Superstructure condition:	Serious [3 out of 9]
Substructure condition:	Fair [5 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	14.9 tons [13.5 metric tons]
Inventory rating:	14.9 tons [13.5 metric tons]
Evaluation:	Structurally deficient [1]
Sufficiency rating:	2.0
Recommended work:	Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:	$6,452,000

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