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SC 170 over CHECHESSEE RIVER

Map

Coordinates:
+32.37427, -80.83459
32°22'27" N, 80°50'05" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SC 170 over CHECHESSEE RIVER
Structure number:000000000002298
Old structure number:000740017000100 (from 1992 edition)
Location:10MI SW OF BEAUFORT
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:147.0 ft. [44.8 m]
Total length:1852.1 ft. [564.5 m]
Roadway width between curbs:78.1 ft. [23.8 m]
Deck width edge-to-edge:81.0 ft. [24.7 m]
Vertical clearance below bridge:19.7 ft. [6.0 m]
Owner:State Highway Agency [01]
Year built:2004
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 22.5 / HS 25 [9]
Number of main spans:11
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: March 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:25,000 [as of 2015]
Truck traffic:6% of total traffic
Deck condition:Fair [5 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:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present minimum criteria [6]
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]
Pier/abutment protection:None present but re-evaluation suggested [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:83.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2016FairFairGoodGood2500083.8
March 2014FairFairGoodGood2220084.0
March 2012FairFairGoodGood2100084.0
April 2010FairFairGoodGood2040084.0
July 2008FairFairGoodGood2030084.0
November 2006FairFairFairGood1820073.0
April 2004FairFairFairGood1780073.0
July 1998GoodVery GoodGoodGood1530061.1
September 1990GoodVery GoodGoodVery Good856460.8