CR579 THONOTOSASSA over I-4 (SR-400)


+28.00611, -82.30250
28°00'22" N, 82°18'09" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:CR579 THONOTOSASSA over I-4 (SR-400)
Structure number:100612
Location:1.5 MILES EAST OF I-75
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:162.4 ft. [49.5 m]
Total length:325.1 ft. [99.1 m]
Roadway width between curbs:100.1 ft. [30.5 m]
Deck width edge-to-edge:116.1 ft. [35.4 m]
Vertical clearance below bridge:18.0 ft. [5.5 m]
Skew angle:12°
Owner:State Highway Agency [01]
Year built:1998
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:2
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: March 2015 

Status:Open, no restriction [A]
Average daily traffic:9,600 [as of 2015]
Truck traffic:7% 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:Better than present minimum criteria [7]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:90.1 tons [81.9 metric tons]
Inventory rating:54.1 tons [49.2 metric tons]
Sufficiency rating:94.6

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201594.6Not deficientGoodGoodGood9600
March 201394.6Not deficientGoodGoodGood9600
March 201197.0Not deficientGoodGoodGood12800
March 200997.6Not deficientGoodGoodGood12800
March 200797.6Not deficientGoodGoodGood12800
March 200597.6Not deficientVery GoodVery GoodVery Good12800
March 200397.6Not deficientVery GoodVery GoodVery Good12800
March 200194.3Not deficientExcellentExcellentExcellent3630
April 1999100.0Not deficientExcellentExcellentExcellent3630