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Details NBI 2012

State:SC
NBI Structure Number:003340002800100
Route Sign Prefix:State Highway
Route Number:28
Facility Carried:SC 28
Feature Intersected:SAVANNAH RIVER
Location:24.0MI SE OF MCCORMICK
Year Built:1929
Reconstructed:1985
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:Minor Arterial, Rural
Service On Bridge:Highway
Service Under Bridge:Waterway
Latitude:33 35 34.00 N
Longitude:82 07 24.00 W
Material Design:Steel continuous
Design Construction:Stringer/Multi-beam or Girder
Approach Material Design:Concrete
Approach Design Construction:Tee Beam
Structure Length (m):573.3
Navigation Vertical Clearance (m):5.2
Approach Roadway Width (m):13.4
Lanes on Structure:2
Average Daily Traffic:3900
Year of Average Daily Traffic:2010
Design Load:M 13.5
Scour:Bridge foundations determined to be stable for assessed or calculated scour condition.
Bridge Railings:Meet currently acceptable standards.
Historical Significance:Bridge is not eligible for the National Register of Historic Places.
# of Spans in Main Structure:6
# of Spans in Approach Structures:51
Bridge Median:No Median
StructureFlared:No flare
Transitions:Meets currently acceptable standards.
Approach Guardrail:Meets currently acceptable standards.
Approach Guardrail Ends:Does not meet currently acceptable standards.
Navigation Control:Navigation control on waterawy (bridge permit required).
Navigation Horizontal Clearance (m):59.7
Structure Open?:Open, no restrictions
Deck:Fair Condition
Superstructure:Fair Condition
Substructure:Fair Condition
Structural Evaluation:Somewhat better than minimum adequacy to tolerate being left in place as is
Sufficiency Rating (%):66.6