State:IL
Place Name:Chicago
County:Cook
NBI Structure Number:000016603226800
Route Sign Prefix:Other
Route Number:380
Facility Carried:N LASALLE ST
Feature Intersected:MAIN BR CHICAGO RIV
Location:307 N LASALLE ST.
Year Built:1928
Status:Structurally Deficient
RecordType:Roadway is carried ON the structure
Level of Service:Mainline roadway
Owner:City or Municipal Highway Agency
Highway Agency District:01
Maintenance Responsibility:City or Municipal Highway Agency
Functional Class:Principal Arterial - Other, Urban
Service On Bridge:Highway
Service Under Bridge:Waterway
Latitude:41 53 16.83 N
Longitude:87 37 56.96 W
Material Design:Steel
Design Construction:Movable - Bascule
Approach Material Design:Steel
Approach Design Construction:Stringer/Multi-beam or Girder
Structure Length (m):105.8
Navigation Vertical Clearance (m):4.8
Approach Roadway Width (m):17.1
Lanes on Structure:5
Average Daily Traffic:12450
Year of Average Daily Traffic:2010
Design Load:Other
Scour:Bridge foundations determined to be stable for the assessed or calculated scour condition.
Bridge Railings:Do not meet currently acceptable standards.
Historical Significance:Bridge is possibly eligible for the National Register of Historic Places (requires further investigation before determination can be made) or bridge is on a State or local historic register.
# of Spans in Main Structure:1
# of Spans in Approach Structures:3
Bridge Median:No Median
StructureFlared:No flare
Transitions:Not Applicable
Approach Guardrail:Not Applicable
Approach Guardrail Ends:Not Applicable
Navigation Control:Navigation control on waterawy (bridge permit required).
Navigation Horizontal Clearance (m):48.7
Structure Open?:Open, no restrictions
Deck:Poor Condition
Superstructure:Serious Condition
Substructure:Fair Condition
Structural Evaluation:Basically intolerable requiring high priority of corrrective action
Sufficiency Rating (%):22.2