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I-275 NB (SR-93) over HILLSBOROUGH RIVER

Map 

Coordinates:
+27.95583, -82.46583
27°57'21" N, 82°27'57" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I-275 NB (SR-93) over HILLSBOROUGH RIVER
Structure number:100136
Location:1.2MI W of I-275/I-4 INT
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:105.0 ft. [32.0 m]
Total length:930.2 ft. [283.5 m]
Roadway width between curbs:72.2 ft. [22.0 m]
Deck width edge-to-edge:77.4 ft. [23.6 m]
Vertical clearance above deck:17.1 ft. [5.2 m]
Vertical clearance below bridge:39.7 ft. [12.1 m]
Skew angle:99°
Owner:State Highway Agency [01]
Year built:1964
Year reconstructed:2009
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:11
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: August 2014 

Status:Open, no restriction [A]
Average daily traffic:94,500 [as of 2013]
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:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Pier/abutment protection:In place and functioning [2]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:60.8 tons [55.3 metric tons]
Inventory rating:39.1 tons [35.5 metric tons]
Sufficiency rating:87.2
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$114,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201487.2Not deficientGoodGoodGood94500
August 201287.2Not deficientGoodGoodGood95250
August 201086.0Not deficientGoodGoodGood120000
November 200986.9Not deficientGoodGoodGood102000
August 200884.9Functionally obsoleteGoodGoodGood102000
August 200685.4Functionally obsoleteGoodGoodGood91000
August 200489.2Not deficientGoodGoodGood78750
May 200389.4Not deficientGoodGoodGood74250
May 200189.0Not deficientGoodGoodGood82000
May 199972.4Functionally obsoleteGoodGoodGood74500
20000.0Not applicable---1500
December 199767.9Functionally obsoleteGoodGoodGood74500
February 199667.6Functionally obsoleteGoodGoodGood85000
February 199473.3Not deficientGoodGoodGood70693
April 199273.3Not deficientGoodGoodGood70693
March 199073.2Not deficientGoodGoodGood71580