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Details NBI 2012

State:MD
NBI Structure Number:3300037P0000000
Route Sign Prefix:Federal Lands Road
Route Number:6
Facility Carried:CLARA BARTON PARKW
Feature Intersected:LITTLE FALLS BRANCH
Location:4.5 MILES SOUTH OF I-495.
Year Built:1961
Reconstructed:1993
RecordType:Roadway is carried ON the structure
Level of Service:Mainline roadway
Owner:National Park Service
Highway Agency District:00
Maintenance Responsibility:National Park Service
Functional Class:Local, Urban
Service On Bridge:Highway
Service Under Bridge:Waterway
Latitude:38 56 14.40 N
Longitude:77 07 04.70 W
Material Design:Prestressed concrete *
Design Construction:Stringer/Multi-beam or Girder
Approach Material Design:Other
Approach Design Construction:Other
Structure Length (m):18.1
Approach Roadway Width (m):7.3
Lanes on Structure:2
Average Daily Traffic:14700
Year of Average Daily Traffic:2007
Design Load:M 18
Scour:Bridge foundations determined to be stable for the 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:1
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:Good Condition
Superstructure:Satisfactory Condition
Substructure:Satisfactory Condition
Structural Evaluation:Somewhat better than minimum adequacy to tolerate being left in place as is
Sufficiency Rating (%):81.2