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I-20 WB over NEWMAN SWAMP

Map

Coordinates:
+34.19667, -80.11139
34°11'48" N, 80°06'41" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-20 WB over NEWMAN SWAMP
Structure number:000000000006334
Location:6MI E OF BISHOPVILLE
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:29.9 ft. [9.1 m]
Total length:120.1 ft. [36.6 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:43.6 ft. [13.3 m]
Owner:State Highway Agency [01]
Year built:1973
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:4
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: January 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:14,200 [as of 2017]
Truck traffic:18% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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 is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:96.7
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$281,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2018GoodGoodGoodGood1420096.7
July 2016GoodGoodGoodGood1300096.8
July 2014GoodGoodGoodGood1200096.9
August 2012GoodGoodGoodGood1185096.9

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Substructure
Prestressed Concrete Columneach2424000
Reinforced Concrete Pier Caplinear ft.234234000
Joints
Pourable Jointlinear ft.131066650
Bridge Rail
Other Material Bridge Raillinear ft.240024000
Deck
Reinforced Concrete Slabsq. ft.5,2325,232000