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 

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]
Evaluation:Functionally obsolete [2]
Sufficiency rating:67.2

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201667.2Functionally obsoleteGoodGoodGood6346
September 201467.2Functionally obsoleteGoodGoodGood6346
September 201267.2Functionally obsoleteGoodGoodGood6346
September 201067.2Functionally obsoleteGoodGoodSatisfactory6346
September 200873.2Functionally obsoleteGoodGoodSatisfactory6346
September 200673.2Functionally obsoleteGoodGoodSatisfactory6346
September 200473.2Functionally obsoleteGoodGoodSatisfactory6346
December 200272.3Functionally obsoleteGoodGoodSatisfactory6346
March 200072.3Functionally obsoleteGoodGoodSatisfactory6346
March 199872.4Functionally obsoleteGoodGoodSatisfactory6222
January 199671.6Functionally obsoleteGoodGoodSatisfactory6100
April 199472.6Functionally obsoleteGoodGoodSatisfactory6100
February 199261.1Functionally obsoleteGoodGoodSatisfactory5500