+41.71386, -87.54299
41°42'50" N, 87°32'35" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Structure number:016604200000000
Old structure number:000016604226833 (from 1992 edition)
Location:3300 E 100TH STREET
Purpose:Carries highway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:233.6 ft. [71.2 m]
Total length:326.5 ft. [99.5 m]
Roadway width between curbs:38.1 ft. [11.6 m]
Deck width edge-to-edge:62.0 ft. [18.9 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Owner:City or Municipal Highway Agency [04]
Year built:1927
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Movable - Bascule [16]
Deck type:Open Grating [3]
Wearing surface:Other [9]

Latest Available Inspection: October 2015 

Status:Open, no restriction [A]
Average daily traffic:11,500 [as of 2014]
Truck traffic:9% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Poor [4 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:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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]
Pier/abutment protection:In place but in a deteriorated condition [3]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:48.8 tons [44.4 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:47.2
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$1,640,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201547.2Structurally deficientPoorPoorPoor11500
October 201345.5Structurally deficientSatisfactoryPoorPoor11500
October 201162.0Functionally obsoleteGoodFairFair13900
November 200962.0Functionally obsoleteGoodFairFair13900
November 200762.8Functionally obsoleteGoodFairFair10000
November 200562.8Functionally obsoleteGoodSatisfactoryFair10000
October 200363.7Functionally obsoleteGoodSatisfactoryFair5809
October 200163.7Functionally obsoleteGoodSatisfactoryFair5809
September 199963.7Functionally obsoleteGoodSatisfactoryFair5800
July 199763.7Functionally obsoleteVery GoodSatisfactoryFair5800
July 199563.7Functionally obsoleteExcellentSatisfactoryFair5800
April 199463.7Functionally obsoleteExcellentGoodFair5800
June 199346.8Structurally deficientCriticalPoorFair5800
October 199146.1Structurally deficientFairPoorFair5800