Structure 100333 · Hillsborough County, FL

Sr-618 EB & Ramps over Hills Rvr & Downtown Tpa

Carries Sr-618 EB & Ramps over Hills Rvr & Downtown Tpa, Btwn Bayshore & 19th.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 7 of 9.

How ratings work
Decksets the rating7/9 · Good
Superstructuresets the rating7/9 · Good
Substructuresets the rating7/9 · Good
Channelnot part of overall7/9 · Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
9,837 FT OVERALL2,000 FT0ELEVATION · LENGTHS TO SCALE
Deck 7/9Superstructure 7/9Substructure 7/9

9,837 ft end to end: about 27 football fields, or 1.9 miles. Lengths are drawn to scale; at this length a semi-truck would be a speck. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a multi-beam bridge.

Built1975rebuilt 1981
Length9836.9 ft2998.3 m
Daily traffic25,500counted 2023
Last inspectedAugust 2023every 24 months

Location

StateFlorida
CountyHillsborough
LocationBtwn Bayshore & 19th
CarriesSr-618 EB & Ramps
CrossesHills Rvr & Downtown Tpa
Coordinates27.94293, -82.45890

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length9836.9 ft (2998.3 m)
Max Span161.1 ft (49.1 m)
Deck Width44.0 ft (13.4 m)
Deck Area40177.2 sq m
Main Spans1
Year Built1975 (reconstructed 1981)

Traffic

Avg Daily Traffic25,500 (2023)
Truck Traffic9%
Lanes On Bridge2
Lanes Under Bridge67

Inspection & Ownership

Last InspectionAugust 2023
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Scour Critical5 — Stable for scour
Structure Number100333

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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