I-275 (SR 93) over TAMPA BAY


+27.62028, -82.65556
27°37'13" N, 82°39'20" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I-275 (SR 93) over TAMPA BAY
Structure number:150189
Location:5.5MI N OF US-41
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Tolls:Yes, on Interstate toll segment under Secretarial Agreement [4]
Length of largest span:1200.2 ft. [365.8 m]
Total length:21878.0 ft. [6668.1 m]
Roadway width between curbs:80.1 ft. [24.4 m]
Deck width edge-to-edge:95.1 ft. [29.0 m]
Vertical clearance below bridge:180.5 ft. [55.0 m]
Owner:State Highway Agency [01]
Year built:1986
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:11
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stayed girder [14]
Deck type:Other [9]

Latest Available Inspection: September 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:57,728 [as of 2015]
Truck traffic:5% 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:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
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:33.8 tons [30.7 metric tons]
Inventory rating:29.2 tons [26.5 metric tons]
Sufficiency rating:70.2
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$1,210,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201670.2GoodGoodGoodGood-57728
September 201470.2GoodGoodGoodGood-51992
September 201269.2GoodGoodGoodGood-52000
September 201069.9GoodGoodGoodGood-49500
September 200868.9GoodGoodGoodGood-48500
September 200629.8GoodGoodGoodGoodFO42500
September 200474.9FairGoodGoodSatisfactory-30500
September 200263.9FairSatisfactorySatisfactoryFair-30500
September 200060.9FairGoodSatisfactorySatisfactoryFO30000
September 199879.9FairGoodSatisfactoryGood-30000
September 199679.9FairGoodSatisfactoryGood-30000
August 199479.9FairGoodSatisfactoryGood-25969
November 199279.9FairGoodSatisfactoryGood-23997
December 199074.9FairGoodSatisfactorySatisfactory-19573

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Prestressed Concrete Closed Web/Box Girderlinear ft.13,76213,0173364090
Prestressed Concrete Girder/Beamlinear ft.130,170129,680405850
Reinforced Concrete Decksq. ft.1,909,9681,814,47095,49800
Steel Main Cablelinear ft.9148783600
Reinforced Concrete Abutmentlinear ft.178174400
Reinforced Concrete Pile Cap/Footinglinear ft.1,5261,526000
Prestressed Concrete Pileeach1,7991,7821700
Reinforced Concrete Pileeach60251753320
Reinforced Concrete Pier Caplinear ft.12,23612,14135600
Pourable Jointlinear ft.2,8512,74143067
Assembly with Sealeach51330021102
Elastomeric Bearingeach2,8802,588230062
Pot Bearingeach2402400
Disk Bearingeach80800
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.87,66887,56161460