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LOCAL ROAD over ROBERTS CANAL

Map 

Coordinates:
+30.50603, -91.12532
30°30'22" N, 91°07'31" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:LOCAL ROAD over ROBERTS CANAL
Structure number:611730303910751
Location:SILVERLEAF AVE.
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:19.0 ft. [5.8 m]
Total length:76.1 ft. [23.2 m]
Roadway width between curbs:28.5 ft. [8.7 m]
Deck width edge-to-edge:34.8 ft. [10.6 m]
Owner:County Highway Agency [02]
Year built:1956
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 13.5 / HS 15 [3]
Number of main spans:4
Main spans material:Concrete [1]
Main spans design:Slab [01]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: December 2015 

Status:Open, no restriction [A]
Average daily traffic:8,137 [as of 1979]
Deck condition:Poor [4 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Serious [3 out of 9]
Structural appraisal:Basically intolerable requiring high priority of corrrective action [3]
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 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]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:77.2 tons [70.2 metric tons]
Inventory rating:49.5 tons [45.0 metric tons]
Evaluation:Structurally deficient [1]
Sufficiency rating:28.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$280,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
December 201528.9Structurally deficientPoorPoorSerious8137
December 201347.4Structurally deficientFairFairPoor8137
January 201247.4Structurally deficientFairFairPoor8137
January 201064.2Functionally obsoleteFairGoodFair8137
January 200865.2Functionally obsoleteGoodGoodFair8137