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RTE 20A over GENESEE RIVER

Map 

Coordinates:
+42.77705, -77.84110
42°46'37" N, 77°50'28" W
Source: National Bridge Inventory (1992, 2000, 2010 editions)
Information not verified. Use at your own risk.

Facts 

Name:RTE 20A over GENESEE RIVER
Structure number:000000001016200
Location:JCT RTE 20A + GENESEE R
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:116.8 ft. [35.6 m]
Total length:250.0 ft. [76.2 m]
Roadway width between curbs:46.9 ft. [14.3 m]
Deck width edge-to-edge:49.9 ft. [15.2 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1970
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

2010 Inspection 

Status:Open, no restriction [A]
Average daily traffic:6,114 [as of 2009]
Truck traffic:8% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:75.8 tons [68.9 metric tons]
Inventory rating:45.9 tons [41.7 metric tons]
Sufficiency rating:92.0
Recommended work:Bridge deck rehabilitation with only incidental widening. [36]
Estimated cost of work:$1,472,000

2000 Inspection 

Status:Open, no restriction [A]
Average daily traffic:5,026 [as of 1998]
Truck traffic:7% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Good [7 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:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:70.8 tons [64.4 metric tons]
Inventory rating:35.9 tons [32.6 metric tons]
Sufficiency rating:92.9
Recommended work:Replacement of bridge or other structure because of relocation of road. [32]
Estimated cost of work:$5,106,000

1992 Inspection 

Status:Open, no restriction [A]
Average daily traffic:5,050 [as of 1990]
Truck traffic:7% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Fair [5 out of 9]
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]
Scour condition:Scour calculation/evaluation has not been made. [6]
Operating rating:77.2 tons [70.2 metric tons]
Inventory rating:41.6 tons [37.8 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:62.7
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$300,000