Share:

LAFAYETTE AVENUE over AMTRAK

Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:LAFAYETTE AVENUE over AMTRAK
Structure number:200000BC2410010
Location:0.2 MI W OF MONROE ST
Purpose:Carries highway and pedestrian walkway over railroad
Route classification:Local (Urban) [19]
Length of largest span:62.0 ft. [18.9 m]
Total length:640.1 ft. [195.1 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:44.0 ft. [13.4 m]
Vertical clearance above deck:22.0 ft. [6.7 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:
Owner:City or Municipal Highway Agency [04]
Year built:1931
Year reconstructed:1975
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:14
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: May 2014 

Status:Open, no restriction [A]
Average daily traffic:6,960 [as of 2007]
Truck traffic:20% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
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]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:74.8 tons [68.0 metric tons]
Inventory rating:42.9 tons [39.0 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:48.7
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$273,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
May 201448.7Structurally deficientFairFairPoor6960
May 201248.7Structurally deficientFairFairPoor6960
May 201048.7Structurally deficientFairFairPoor6960
February 200848.7Structurally deficientFairFairPoor6960
February 200648.7Structurally deficientFairFairPoor6960
December 200348.7Structurally deficientFairFairPoor6960
April 200249.0Structurally deficientFairFairPoor5996
March 200066.6Functionally obsoleteSatisfactorySatisfactoryFair5996
March 199866.6Functionally obsoleteSatisfactorySatisfactoryFair5996
March 199566.6Functionally obsoleteSatisfactorySatisfactoryFair5996
December 199266.6Functionally obsoleteGoodSatisfactoryFair5996
April 199177.8Functionally obsoleteGoodSatisfactorySatisfactory5996