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BROWNS BRIDGE RD over CHATT RIVER(LAKE LANIER)

Map

Coordinates:
+34.26177, -83.95103
34°15'42" N, 83°57'04" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:BROWNS BRIDGE RD over CHATT RIVER(LAKE LANIER)
Structure number:000000011700220
Location:11.5 MI NE OF CUMMING
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:327.1 ft. [99.7 m]
Total length:1372.1 ft. [418.2 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:27.6 ft. [8.4 m]
Vertical clearance above deck:15.7 ft. [4.8 m]
Owner:State Highway Agency [01]
Year built:1955
Year reconstructed:1999
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:5
Main spans material:Steel continuous [4]
Main spans design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Epoxy Overlay [5]

Latest Available Inspection: August 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:14,130 [as of 2012]
Truck traffic:1% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 minimum criteria [6]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Sufficiency rating:39.5
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$8,041,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2017FairFairFairFair1413039.5
August 2015FairFairFairFair1413039.5
September 2013FairFairFairFair1413039.5
August 2011FairFairFairFair1310039.5
September 2010FairFairFairFair1596039.5
October 2008FairFairFairFair1596039.5
September 2007FairSatisfactoryFairFair1596040.5
August 2006FairSatisfactoryFairFair1566040.5
August 2005FairSatisfactoryFairFair1622040.5
August 2003FairSatisfactoryFairFair1520040.5
September 2001FairSatisfactoryFairFair1180040.4
December 1999FairSatisfactoryFairFair1110040.4
August 1997FairFairFairFair1090039.4
August 1995FairSatisfactoryFairSatisfactory940040.4
July 1993FairSatisfactoryFairSatisfactory846040.4
July 1991FairSatisfactoryFairSatisfactory764041.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1,3301,19513500
Steel Protective Coatingsq. ft.8,7657,88588000
Steel Stringerlinear ft.8,2747,86640620
Steel Protective Coatingsq. ft.43,43837,7385,70000
Deck
Reinforced Concrete Decksq. ft.5,32005,310100
Wearing Surfacessq. ft.1,8241,01381100
Superstructure
Steel Trusslinear ft.2,3641,5146941560
Steel Protective Coatingsq. ft.106,38097,8058,1504250
Steel Floor Beamlinear ft.1,7401,45128360
Steel Protective Coatingsq. ft.15,20212,2322,97000
Steel Gusset Plateeach2842642000
Steel Protective Coatingsq. ft.56841800150
Substructure
Reinforced Concrete Columneach1001000
Reinforced Concrete Abutmentlinear ft.56431300
Reinforced Concrete Pileeach1541100
Reinforced Concrete Pier Caplinear ft.1921583400
Deck
Concrete Filled Grid Decksq. ft.33,09618,24612,3502,5000
Wearing Surfacessq. ft.28,36820,52007,8480
Joints
Assembly with Sealeach1441901250
Assembly without Seal Jointlinear ft.2424000
Bearings
Movable Bearingeach4304210
Steel Protective Coatingsq. ft.86434300
Fixed Bearingeach3703700
Steel Protective Coatingsq. ft.74373700
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.2,3642,3046000
Steel Protective Coatingsq. ft.2,3642,14422000
Reinforced Concrete Bridge Raillinear ft.380380000