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THE ALAMEDA over CHINQUAPIN RUN

Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:THE ALAMEDA over CHINQUAPIN RUN
Structure number:200000BC3256020
Location:0.7 MI N OF COLDSPRING LA
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Local (Urban) [19]
Length of largest span:9.8 ft. [3.0 m]
Total length:20.3 ft. [6.2 m]
Skew angle:10°
Owner:City or Municipal Highway Agency [04]
Year built:1950
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Main span material:Concrete [1]
Main span design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: October 2014 

Status:Open, no restriction [A]
Average daily traffic:17,500 [as of 2007]
Truck traffic:5% of total traffic
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank and embankment protection is severely undermined. River control devices have severe damage. Large deposits of debris are in the channel. [4]
Culvert condition:Moderate to major deterioration or disintegration, extensive cracking and leaching or spalls on concrete or masonry walls and slabs. Minor settlement or misalignment. Noticeable scouring or erosion at curtain walls, wingwalls or pipes. Metal culverts have significant distortion and deflection in one section, significant corrosion or deep pitting. [5]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:70.6
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$33,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201470.6Not deficient---17500
October 201270.6Not deficient---17500
October 201064.4Functionally obsolete---17500
November 200964.4Functionally obsolete---17500
November 200764.4Functionally obsolete---17500
October 200564.5Functionally obsolete---16700
August 200368.7Not deficient---16700
December 200169.0Not deficient---14349
November 199969.0Not deficient---14349
November 199782.3Not deficient---14349
January 199782.3Not deficient---14349
February 199571.4Not deficient---14349
September 199271.4Not deficient---14349
October 199080.6Not deficient---14349