I-83 NB OFF RAMP over MTA LIGHT RAIL

Source: National Bridge Inventory (1992, 2000, 2010 editions)
Information not verified. Use at your own risk.

Facts

Name:	I-83 NB OFF RAMP over MTA LIGHT RAIL
Structure number:	200000BC3109010
Location:	0.9 MI N OF NORTH AVE
Purpose:	Carries highway over railroad
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	95.1 ft. `[29.0 m]`
Total length:	99.1 ft. `[30.2 m]`
Roadway width between curbs:	32.2 ft. `[9.8 m]`
Deck width edge-to-edge:	35.1 ft. `[10.7 m]`
Vertical clearance below bridge:	22.0 ft. `[6.7 m]`
Skew angle:	28°
Owner:	City or Municipal Highway Agency `[04]`
Year built:	1957
Year reconstructed:	1987
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	M 18 / H 20 `[4]`
Main span material:	Steel `[3]`
Main span design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Integral Concrete (separate non-modified layer of concrete added to structural deck) `[2]`

Status:	Open, no restriction `[A]`
Average daily traffic:	23,800 `[as of 2007]`
Truck traffic:	10% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Scour condition:	Bridge not over waterway. `[N]`
Operating rating:	76.2 tons `[69.3 metric tons]`
Inventory rating:	38.6 tons `[35.1 metric tons]`
Sufficiency rating:	96.7
Recommended work:	Other structural work, including hydraulic replacements. `[38]`
Estimated cost of work:	$17,000

Status:	Open, posting recommended but not legally implemented `[B]`
Average daily traffic:	20,499 `[as of 1994]`
Truck traffic:	10% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Scour condition:	Bridge not over waterway. `[N]`
Operating rating:	58.4 tons `[53.1 metric tons]`
Inventory rating:	31.7 tons `[28.8 metric tons]`
Sufficiency rating:	94.8
Recommended work:	Other structural work, including hydraulic replacements. `[38]`
Estimated cost of work:	$2,000

Status:	Open, no restriction `[A]`
Average daily traffic:	20,499 `[as of 1988]`
Deck condition:	Very Good `[8 out of 9]`
Superstructure condition:	Very Good `[8 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. `[7]`
Scour condition:	Scour calculation/evaluation has not been made. `[6]`
Operating rating:	25.7 tons `[23.4 metric tons]`
Inventory rating:	13.9 tons `[12.6 metric tons]`
Sufficiency rating:	62.3