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NATCHEZ TRACE PARK over MS ROUTE 12

Map

Coordinates:
+33.09731, -89.51336
33°05'50" N, 89°30'48" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NATCHEZ TRACE PARK over MS ROUTE 12
Structure number:5570111P0000000
Location:5.8 MILES NORTH OF MS ROU
Purpose:Carries highway over highway
Route classification:Minor Collector (Rural) [08]
Length of largest span:69.9 ft. [21.3 m]
Total length:69.9 ft. [21.3 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:32.5 ft. [9.9 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:54°
Owner:National Park Service [66]
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]
Main span material:Concrete [1]
Main span design:Frame [07]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: January 2016

Good/Fair/Poor Condition:Fair
Status:Posted for other load-capacity restriction [R]
Average daily traffic:1,430 [as of 2012]
Truck traffic:14% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:62.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
January 2016FairSatisfactorySatisfactoryGood143062.3
December 2013FairSatisfactorySatisfactoryGood143062.3
January 2012FairSatisfactorySatisfactoryGood143062.3
January 2010FairSatisfactorySatisfactoryGood143060.1
December 2007FairSatisfactorySatisfactoryGood143060.1
November 2003FairSatisfactorySatisfactoryGood143056.7
October 2001FairSatisfactorySatisfactoryGood143054.4
November 1999FairSatisfactorySatisfactoryGood143054.4