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RTE I81 over RIDGE ROAD, TROUT BROOK

Map 

Coordinates:
+42.58659, -76.12706
42°35'12" N, 76°07'37" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:RTE I81 over RIDGE ROAD, TROUT BROOK
Structure number:000000001031352
Location:0.6 MI S JCT RTS I-81 +41
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:90.9 ft. [27.7 m]
Total length:297.9 ft. [90.8 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:35.1 ft. [10.7 m]
Vertical clearance below bridge:29.9 ft. [9.1 m]
Skew angle:14°
Owner:State Highway Agency [01]
Year built:1966
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:4
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2015 

Status:Open, no restriction [A]
Average daily traffic:9,861 [as of 2009]
Truck traffic:30% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Meets minimum tolerable limits to be left in place as is [4]
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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:62.9 tons [57.2 metric tons]
Inventory rating:37.0 tons [33.6 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:62.2
Recommended work:Bridge deck replacement with only incidental widening. [37]
Estimated cost of work:$2,115,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201562.2Functionally obsoleteFairFairSatisfactory9861
June 201373.4Functionally obsoleteFairSatisfactorySatisfactory9861
July 201162.1Functionally obsoleteFairFairSatisfactory9850
August 200963.1Functionally obsoleteFairFairSatisfactory9861
September 200774.3Functionally obsoleteFairSatisfactoryGood10939
October 200574.4Functionally obsoleteFairSatisfactoryGood10119
October 200375.4Functionally obsoleteSatisfactorySatisfactoryGood10119
August 200175.4Functionally obsoleteSatisfactorySatisfactorySatisfactory10119
June 199975.4Functionally obsoleteSatisfactorySatisfactorySatisfactory10119
May 199769.5Not deficientSatisfactorySatisfactoryFair7300
June 199551.8Structurally deficientFairFairPoor7300
April 199350.5Structurally deficientFairFairPoor15958
April 199150.5Structurally deficientFairSatisfactoryPoor15958