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SR-574 (M.L. KING) over HILLSBOROUGH RIVER

Map

Coordinates:
+27.98150, -82.47561
27°58'53" N, 82°28'32" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR-574 (M.L. KING) over HILLSBOROUGH RIVER
Structure number:100500
Location:1.3 MILES WEST OF I-275
Purpose:Carries highway and pedestrian walkway over highway and waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:110.6 ft. [33.7 m]
Total length:872.4 ft. [265.9 m]
Roadway width between curbs:42.3 ft. [12.9 m]
Deck width edge-to-edge:55.4 ft. [16.9 m]
Vertical clearance below bridge:32.8 ft. [10.0 m]
Skew angle:40°
Owner:State Highway Agency [01]
Year built:1960
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:3
Main spans material:Steel continuous [4]
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 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:35,500 [as of 2016]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Better than present minimum criteria [7]
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]
Sufficiency rating:72.4

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2016FairSatisfactorySatisfactoryGood3550072.4
June 2014FairSatisfactorySatisfactoryGood3550072.4
June 2012FairSatisfactoryGoodGood3100073.2
January 2012FairSatisfactoryGoodGood3200073.0
June 2010FairSatisfactoryGoodGood3300070.8
June 2008FairSatisfactoryGoodGood3650070.2
June 2006FairSatisfactoryGoodGood3400069.7
June 2004FairSatisfactoryGoodGood3400069.7
February 2002FairSatisfactoryGoodGood3850070.8
February 2000FairSatisfactoryGoodGood3700072.2
February 1998FairSatisfactoryGoodGood3700071.1
February 1996FairSatisfactoryGoodGood3500071.5
December 1994FairSatisfactorySatisfactoryGood5137067.8
November 1992FairGoodSatisfactoryGood3424771.2
February 1991FairGoodSatisfactoryGood3424771.2

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.2,30002,29280
Prestressed Concrete Girder/Beamlinear ft.4,6784,676200
Deck
Reinforced Concrete Decksq. ft.48,33145,9142,41700
Substructure
Reinforced Concrete Abutmentlinear ft.141141000
Reinforced Concrete Pile Cap/Footinglinear ft.305305000
Reinforced Concrete Pileeach2281310
Reinforced Concrete Pier Caplinear ft.813813000
Joints
Pourable Jointlinear ft.282282000
Compression Jointlinear ft.49234215000
Assembly with Sealeach1411291200
Bearings
Elastomeric Bearingeach144945000
Movable Bearingeach2422200
Fixed Bearingeach80800
Bridge Rail
Other Material Bridge Raillinear ft.1,7451,745000