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I 94 over Bassett Creek Tunnel

Map 

Coordinates:
+44.98333, -93.28833
44°58'60" N, 93°17'18" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I 94 over Bassett Creek Tunnel
Structure number:93482
Location:0.2 MI N OF JCT TH 55
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:11.8 ft. [3.6 m]
Total length:26.2 ft. [8.0 m]
Skew angle:33°
Owner:State Highway Agency [01]
Year built:1915
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: November 2014 

Status:Open, no restriction [A]
Average daily traffic:113,000 [as of 2008]
Truck traffic:4% of total traffic
Structural appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
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]
Culvert condition:Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:43.1 tons [39.2 metric tons]
Inventory rating:32.3 tons [29.4 metric tons]
Sufficiency rating:68.3

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201468.3Not deficient---113000
November 201368.3Not deficient---113000
November 201268.3Not deficient---113000
November 201168.3Not deficient---113000
November 201068.3Not deficient---113000
November 200968.3Not deficient---113000
November 200867.3Not deficient---117000
November 200767.3Not deficient---117000
July 200684.1Not deficient---117000
November 200584.1Not deficient---117000
October 200384.0Not deficient---118000
October 200283.3Not deficient---126000
December 200083.1Not deficient---126000
November 199984.1Not deficient---115000
February 199884.1Not deficient---115000
March 199790.2Not deficient---115000
March 199688.8Not deficient---90000
April 199489.1Not deficient---87000
September 199089.4Not deficient---83000