I0012 over I-12 EXIT RAMP


+30.45402, -90.95800
30°27'14" N, 90°57'29" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I0012 over I-12 EXIT RAMP
Structure number:623204540201837
Location:0.1 M W OF LA 3002
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:9.8 ft. [3.0 m]
Total length:32.2 ft. [9.8 m]
Roadway width between curbs:24.9 ft. [7.6 m]
Deck width edge-to-edge:65.9 ft. [20.1 m]
Owner:State Highway Agency [01]
Year built:1970
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:3
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:11,140 [as of 2016]
Truck traffic:26% of total traffic
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:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
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:98.0

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
February 2018Good7 out of 101114098.0
February 2016Good7 out of 101086098.0
February 2014Good7 out of 101058098.0
February 2012Good7 out of 10964098.0
January 2010Good7 out of 10879098.0
May 2008Good7 out of 10844098.0
May 2006Good7 out of 10796098.0
April 2004Good7 out of 10742098.0
June 2002Good7 out of 10719098.0
April 2000Good7 out of 10643797.0
April 1998Good7 out of 10501997.0
March 1996Good7 out of 10500597.0
March 1994Good7 out of 10602897.0
January 1992Good7 out of 10542297.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.316316000