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S-20-70 over LAKE ( MILL CREEK)

Map

Coordinates:
+34.33108, -81.13765
34°19'52" N, 81°08'16" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:S-20-70 over LAKE ( MILL CREEK)
Structure number:000000000009657
Old structure number:002070007000100 (from 1992 edition)
Location:4.4 MI SW OF WINNSBORO
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:60.0 ft. [18.3 m]
Total length:60.0 ft. [18.3 m]
Roadway width between curbs:33.1 ft. [10.1 m]
Deck width edge-to-edge:36.1 ft. [11.0 m]
Owner:State Highway Agency [01]
Year built:2002
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Main span material:Concrete [1]
Main span design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:1,000 [as of 2017]
Truck traffic:5% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:99.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
April 2017GoodVery GoodVery GoodVery Good100099.4
April 2015GoodVery GoodVery GoodVery Good105098.8
April 2013GoodVery GoodVery GoodVery Good100099.8
May 2011GoodVery GoodVery GoodVery Good110098.7
April 2009GoodVery GoodVery GoodVery Good115098.7
May 2007GoodVery GoodVery GoodVery Good110098.7
April 2005GoodVery GoodVery GoodVery Good120098.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Steel Columneach1601600
Steel Protective Coatingsq. ft.10,75310,753000
Reinforced Concrete Pier Caplinear ft.7207200
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.120012000
Deck
Reinforced Concrete Slabsq. ft.2,1662,05810800
Wearing Surfacessq. ft.2,1662,05810800