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RTE I278 over RTE I278, THE NARROWS

Map 

Coordinates:
+40.60956, -74.03616
40°36'34" N, 74°02'10" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:RTE I278 over RTE I278, THE NARROWS
Structure number:000000005521218
Location:I278 OVER VERRAZ. NARROWS
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes [1]
Length of largest span:4204.9 ft. [1281.6 m]
Total length:7934.1 ft. [2418.2 m]
Roadway width between curbs:83.0 ft. [25.3 m]
Deck width edge-to-edge:85.0 ft. [25.9 m]
Vertical clearance above deck:14.1 ft. [4.3 m]
Vertical clearance below bridge:227.7 ft. [69.4 m]
Skew angle:
Owner:Local Toll Authority [32]
Year built:1961
Year reconstructed:2016
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:5
Main spans material:Steel [3]
Main spans design:Suspension [13]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: October 2016 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:182,676 [as of 2012]
Truck traffic:13% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:49.9 tons [45.4 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:48.0
Recommended work:Bridge deck replacement with only incidental widening. [37]
Estimated cost of work:$792,800,000

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
October 201648.0FairFairFairFair-182676
October 201456.3FairFairFairFairFO182676
October 201256.3FairFairFairFairFO182700
October 201056.3FairFairFairFairFO189767
November 200856.3FairFairFairFairFO189962
November 200656.3FairFairFairFairFO103141
October 200454.3FairFairFairFairFO119293
October 200253.3FairFairFairFairFO190745
October 200053.3FairFairSatisfactoryFairFO184242
October 199853.3FairFairSatisfactoryFairFO182039
October 199645.0PoorPoorPoorPoorSD118957
October 199445.0PoorPoorPoorPoorSD168500
October 199245.0PoorPoorPoorPoorSD168500
April 199045.3PoorFairPoorPoorSD168500