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Details NBI 2015

Place Name:District 3 (Supervisor District)
NBI Structure Number:310030606900220
Route Sign Prefix:State Highway
Route Number:306
Facility Carried:'SR 306
Feature Intersected:'STREAM
Location:'1.0 MI E I 55
Year Built:1948
RecordType:Roadway is carried ON the structure
Level of Service:Mainline roadway
Owner:State Highway Agency
Highway Agency District:02
Maintenance Responsibility:State Highway Agency
Functional Class:Major Collector, Rural
Service On Bridge:Highway
Service Under Bridge:Waterway
Latitude:34 41 59.62 N
Longitude:89 56 53.49 W
Material Design:Concrete
Design Construction:Culvert (includes frame culverts)
Approach Material Design:Other
Approach Design Construction:Other
Structure Length (m):0.7
Approach Roadway Width (m):0.9
Lanes on Structure:2
Average Daily Traffic:4300
Year of Average Daily Traffic:2012
Design Load:M 13.5
Scour:Bridge foundations determined to be stable for the assessed or calculated scour condition.
Bridge Railings:Not Applicable
Historical Significance:Bridge is not eligible for the National Register of Historic Places.
# of Spans in Main Structure:2
Bridge Median:No Median
StructureFlared:No flare
Transitions:Not Applicable
Approach Guardrail:Not Applicable
Approach Guardrail Ends:Not Applicable
Navigation Control:No Navigation Control on waterway (bridge permit not required).
Structure Open?:Open, no restrictions
Deck:Not Applicable
Superstructure:Not Applicable
Substructure:Not Applicable
Structural Evaluation:Equal to present minimum criteria
Sufficiency Rating (%):8.97