Share:

S-6-20 over BIG BRANCH

Map

Coordinates:
+33.16105, -81.48759
33°09'40" N, 81°29'15" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:S-6-20 over BIG BRANCH
Structure number:000000000006616
Old structure number:000670002000300 (from 1992 edition)
Location:9MI SW BARNWELL
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:15.1 ft. [4.6 m]
Total length:44.9 ft. [13.7 m]
Roadway width between curbs:31.5 ft. [9.6 m]
Deck width edge-to-edge:33.1 ft. [10.1 m]
Owner:State Highway Agency [01]
Year built:1975
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:3
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:550 [as of 2017]
Truck traffic:5% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 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:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:72.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017FairSatisfactorySatisfactoryFair55072.0
June 2015FairFairFairFair42571.2
July 2013FairFairFairFair45071.2
July 2011FairFairFairFair47571.2
August 2009GoodGoodGoodGood42583.2
August 2007GoodGoodGoodGood50085.7
August 2005GoodGoodGoodGood60085.7
July 1999GoodVery GoodVery GoodVery Good48085.8
May 1991GoodVery GoodVery GoodGood38684.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Timber Columneach2423100
Reinforced Concrete Pier Caplinear ft.132013200
Bridge Rail
Other Material Bridge Raillinear ft.9090000
Deck
Reinforced Concrete Slabsq. ft.1,4851,3968900
Wearing Surfacessq. ft.1,4851,485000