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PLATT STREET over HILLSBOROUGH RIVER

Map 

Coordinates:
+27.94194, -82.45861
27°56'31" N, 82°27'31" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:PLATT STREET over HILLSBOROUGH RIVER
Structure number:105500
Location:AT BAYSHORE BLVD
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Collector (Urban) [17]
Length of largest span:110.9 ft. [33.8 m]
Total length:421.0 ft. [128.3 m]
Roadway width between curbs:39.7 ft. [12.1 m]
Deck width edge-to-edge:59.4 ft. [18.1 m]
Vertical clearance below bridge:13.8 ft. [4.2 m]
Owner:County Highway Agency [02]
Year built:1926
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Movable - Bascule [16]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: September 2015 

Status:Open, no restriction [A]
Average daily traffic:20,500 [as of 2015]
Truck traffic:9% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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:42.0 tons [38.2 metric tons]
Inventory rating:25.2 tons [22.9 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:50.1

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
September 201550.1Functionally obsoleteGoodFairFair20500
September 201350.1Functionally obsoleteGoodFairFair20500
September 201134.4Structurally deficientSatisfactoryFairPoor33288
September 200934.4Structurally deficientSatisfactoryFairPoor33288
September 200734.4Structurally deficientSatisfactoryFairPoor33288
September 200534.4Structurally deficientSatisfactorySatisfactoryPoor33288
September 200434.4Structurally deficientSatisfactorySatisfactoryPoor33288
September 200350.6Functionally obsoleteSatisfactorySatisfactorySatisfactory24200
September 200160.4Functionally obsoleteSatisfactorySatisfactorySatisfactory24200
September 199960.4Functionally obsoleteSatisfactorySatisfactorySatisfactory24200
September 199759.6Functionally obsoleteSatisfactorySatisfactoryGood24200
September 199556.5Functionally obsoleteSatisfactorySatisfactoryGood23100
October 199355.2Functionally obsoleteSatisfactorySatisfactoryGood22000
August 199255.2Functionally obsoleteSatisfactorySatisfactoryGood22000
October 199156.2Functionally obsoleteSatisfactorySatisfactoryGood22000