NW 29th Avenue over Comfort Canal


+25.78361, -80.24194
25°47'01" N, 80°14'31" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:NW 29th Avenue over Comfort Canal
Structure number:876410
Location:180Ft. N of NW 11th St.
Purpose:Carries highway over waterway
Route classification:Local (Urban) [19]
Length of largest span:15.4 ft. [4.7 m]
Total length:30.5 ft. [9.3 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:23.0 ft. [7.0 m]
Skew angle:14°
Owner:City or Municipal Highway Agency [04]
Year built:1941
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:6,346 [as of 2014]
Truck traffic:4% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Superior to present desirable criteria [9]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge with "unknown" foundation that has not been evaluated for scour. [U]
Operating rating:42.2 tons [38.4 metric tons]
Inventory rating:25.3 tons [23.0 metric tons]
Sufficiency rating:67.2

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201667.2GoodGoodGoodGoodFO6346
September 201467.2GoodGoodGoodGoodFO6346
September 201267.2GoodGoodGoodGoodFO6346
September 201067.2FairGoodGoodSatisfactoryFO6346
September 200873.2FairGoodGoodSatisfactoryFO6346
September 200673.2FairGoodGoodSatisfactoryFO6346
September 200473.2FairGoodGoodSatisfactoryFO6346
December 200272.3FairGoodGoodSatisfactoryFO6346
March 200072.3FairGoodGoodSatisfactoryFO6346
March 199872.4FairGoodGoodSatisfactoryFO6222
January 199671.6FairGoodGoodSatisfactoryFO6100
April 199472.6FairGoodGoodSatisfactoryFO6100
February 199261.1FairGoodGoodSatisfactoryFO5500