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US 21 over CONGAREE CREEK

Map

Coordinates:
+33.93603, -81.07705
33°56'10" N, 81°04'37" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 21 over CONGAREE CREEK
Structure number:000000000000884
Old structure number:003220002100500 (from 1992 edition)
Location:2MI NE OF PINERIDGE
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:9.8 ft. [3.0 m]
Total length:23.0 ft. [7.0 m]
Roadway width between curbs:99.7 ft. [30.4 m]
Deck width edge-to-edge:132.9 ft. [40.5 m]
Owner:State Highway Agency [01]
Year built:1938
Year reconstructed:1985
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:20,800 [as of 2017]
Truck traffic:4% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Superior to present desirable criteria [9]
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]
Culvert condition:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:98.1

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
October 2017Good7 out of 102080098.1
October 2015Good7 out of 102110098.0
November 2013Good7 out of 102060098.1
November 2011Good7 out of 102030098.1
November 2009Good7 out of 102040098.1
December 2007Good7 out of 102190098.0
December 2005Good7 out of 102560097.6
January 2000Good7 out of 103060096.6
December 1991Good7 out of 10933879.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Culvert
Reinforced Concrete Culvertlinear ft.266259340
Bridge Rail
Other Material Bridge Raillinear ft.4646000