LOCAL ROAD over GRAND CAILLOU BAYOU
Map
Coordinates:
+29.47258, -90.7022429°28'21" N, 90°42'08" W
Facts
Source: National Bridge Inventory. Information not verified; use at your own risk.
Name: | LOCAL ROAD over GRAND CAILLOU BAYOU |
Structure number: | 025529283904221 |
Location: | 0005 LOG MI FROM IN |
Purpose: | Carries highway over waterway |
Route classification: | Local (Rural) [09] |
Length of largest span: | 64.0 ft. [19.5 m] |
Total length: | 158.1 ft. [48.2 m] |
Roadway width between curbs: | 13.5 ft. [4.1 m] |
Deck width edge-to-edge: | 16.1 ft. [4.9 m] |
Vertical clearance above deck: | 14.4 ft. [4.4 m] |
Vertical clearance below bridge: | 3.3 ft. [1.0 m] |
Owner: | County Highway Agency [02] |
Year built: | 1960 |
Historic significance: | Bridge is eligible for the National Register of Historic Places [2] |
Design load: | MS 18 / HS 20 [5] |
Main span material: | Steel [3] |
Main span design: | Movable - Swing [17] |
Deck type: | Wood or Timber [8] |
Wearing surface: | Other [9] |
Latest Available Inspection: June 2017
Good/Fair/Poor Condition: | Poor |
Status: | Posted for load [P] |
Average daily traffic: | 400 [as of 1978] |
Deck condition: | Satisfactory [6 out of 9] |
Superstructure condition: | Satisfactory [6 out of 9] |
Substructure condition: | Poor [4 out of 9] |
Structural appraisal: | Meets minimum tolerable limits to be left in place as is [4] |
Deck geometry appraisal: | Basically intolerable requiring high priority of replacement [2] |
Water adequacy appraisal: | Better than present minimum criteria [7] |
Roadway alignment appraisal: | Equal to present minimum criteria [6] |
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] |
Scour condition: | Bridge foundations determined to be stable for the assessed or calculated scour condition. [8] |
Sufficiency rating: | 21.7 |
Recommended work: | Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31] |
Estimated cost of work: | $513,000 |
Previous Inspections
Date | Condition | Deck | Superstructure | Substructure | ADT | Suff. Rating |
---|
June 2017 | Poor | Satisfactory | Satisfactory | Poor | 400 | 21.7 |
June 2015 | Fair | Good | Good | Fair | 400 | 35.4 |
July 2013 | Poor | Good | Good | Poor | 400 | 21.7 |
July 2011 | Poor | Good | Good | Poor | 400 | 21.7 |
May 2009 | Fair | Good | Good | Satisfactory | 400 | 45.7 |
October 2007 | Fair | Very Good | Good | Satisfactory | 400 | 45.7 |
December 2005 | Fair | Very Good | Satisfactory | Satisfactory | 400 | 45.7 |
November 2003 | Poor | Very Good | Satisfactory | Poor | 400 | 21.7 |
December 2001 | Poor | Very Good | Satisfactory | Poor | 400 | 21.7 |
January 2000 | Poor | Fair | Fair | Poor | 400 | 17.5 |
December 1997 | Poor | Fair | Fair | Poor | 400 | 17.5 |
August 1995 | Poor | Fair | Fair | Poor | 400 | 17.6 |
November 1993 | Poor | Fair | Fair | Poor | 400 | 17.6 |
September 1991 | Poor | Fair | Fair | Poor | 400 | 17.6 |
Element Data
Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Element | Units | Quantity | 1-Good | 2-Fair | 3-Poor | 4-Serious |
---|
Superstructure |
Steel Girder/Beam | linear ft. | 1,120 | 1,115 | 5 | 0 | 0 |
Steel Protective Coating | sq. ft. | 4,256 | 4,256 | 0 | 0 | 0 |
Steel Truss | linear ft. | 118 | 113 | 5 | 0 | 0 |
Steel Protective Coating | sq. ft. | 100 | 100 | 0 | 0 | 0 |
Steel Main Cable | linear ft. | 960 | 950 | 10 | 0 | 0 |
Steel Floor Beam | linear ft. | 144 | 144 | 0 | 0 | 0 |
Steel Protective Coating | sq. ft. | 547 | 547 | 0 | 0 | 0 |
Substructure |
Timber Abutment | linear ft. | 48 | 43 | 5 | 0 | 0 |
Timber Pile | each | 44 | 27 | 16 | 1 | 0 |
Timber Pier Cap | linear ft. | 160 | 150 | 10 | 0 | 0 |
Deck |
Timber Deck | sq. ft. | 2,240 | 2,180 | 60 | 0 | 0 |
Bearings |
Pot Bearing | each | 1 | 1 | 0 | 0 | 0 |
Bridge Rail |
Steel or Aluminum Bridge Rail | linear ft. | 320 | 318 | 2 | 0 | 0 |
Steel Protective Coating | sq. ft. | 1,066 | 1,066 | 0 | 0 | 0 |