SR 171 over GIN BRANCH


+33.29745, -82.59896
33°17'51" N, 82°35'56" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR 171 over GIN BRANCH
Structure number:000000012500060
Location:4.4 MI N OF GIBSON
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:9.8 ft. [3.0 m]
Total length:21.0 ft. [6.4 m]
Owner:State Highway Agency [01]
Year built:1950
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:2
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: January 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:910 [as of 2011]
Truck traffic:1% of total traffic
Structural 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]
Culvert condition:Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:92.1
Estimated cost of work:$123,000

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
January 2017Fair6 out of 1091092.1
January 2015Fair6 out of 1091092.1
January 2013Fair6 out of 1091092.1
January 2011Fair6 out of 10101092.0
January 2009Fair6 out of 10101092.0
January 2007Fair6 out of 10104092.0
January 2005Fair6 out of 1054092.3
January 2003Fair6 out of 1080092.1
January 2001Fair6 out of 1090092.1
March 1999Fair6 out of 1090092.1
March 1997Good7 out of 1077092.1
April 1995Good7 out of 1077092.1
August 1993Good7 out of 1077092.1
November 1991Good7 out of 1077092.1

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.86662000