SR 112 WB Off Ramp over SR 953 (NW 42nd Avenue)


+25.80500, -80.26472
25°48'18" N, 80°15'53" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:SR 112 WB Off Ramp over SR 953 (NW 42nd Avenue)
Structure number:870727
Location:Miami Int'l Airport
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Tolls:Yes, on toll road [2]
Length of largest span:77.8 ft. [23.7 m]
Total length:1083.7 ft. [330.3 m]
Roadway width between curbs:40.4 ft. [12.3 m]
Deck width edge-to-edge:42.7 ft. [13.0 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:99°
Owner:State Toll Authority [31]
Year built:1990
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:12
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2015 

Status:Open, no restriction [A]
Average daily traffic:11,000 [as of 2015]
Truck traffic:4% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:40.9 tons [37.2 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:97.5

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
June 201597.5Not deficientVery GoodVery GoodVery Good11000
June 201397.5Not deficientVery GoodVery GoodVery Good10750
August 201197.5Not deficientVery GoodVery GoodVery Good10650
August 200996.7Not deficientVery GoodVery GoodVery Good27750
February 200898.3Not deficientGoodVery GoodGood15250
February 200698.2Not deficientGoodVery GoodGood17500
February 200498.4Not deficientGoodVery GoodGood13000
February 200297.1Not deficientGoodVery GoodVery Good19250
February 200097.7Not deficientGoodVery GoodVery Good7200
20000.0Not applicable---38000
September 199796.3Not deficientGoodVery GoodVery Good7200
April 199597.5Not deficientGoodVery GoodVery Good7200
March 199397.6Not deficientVery GoodVery GoodVery Good5000
March 199297.6Not deficientGoodVery GoodVery Good5000