US Bridges

Dickman Road over Dolphin Cove

Fair

Hillsborough County, Florida · 0.2MI. N of Apollo Bch Bl · Structure no. 104322

Built
1969
56 years old
Condition
Fair
inspected April 2024
Type
Channel Beam
Prestressed Concrete
Length
60 ft
2 main spans
Daily traffic
2,090
2024 count
Owner
County
County Highway Agency

About this bridge

Dickman Road over Dolphin Cove is a prestressed concrete channel beam carrying Dickman Road over Dolphin Cove in Hillsborough County, Florida. It was built in 1969, so it is 56 years old, older than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 2,090 vehicles a day, roughly 4% of them trucks, projected to reach 2,613 by 2042. The structure is 60 ft (18.4 m) long and 37 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesDickman Road
CrossesDolphin Cove
Location0.2MI. N of Apollo Bch Bl
RouteCounty Highway 0
CountyHillsborough County
StateFlorida
Coordinates27.77746, -82.40083
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating32.4 US tons

Structure

Structure typeChannel Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length60 ft (18.4 m)
Longest span30 ft (9.2 m)
Deck width37 ft (11.4 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,090 (2024)
Projected traffic2,613 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed2.5 mi (4 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Dickman Road over Dolphin Cove built?

It was built in 1969, making it 56 years old in 2025.

What condition is Dickman Road over Dolphin Cove in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in April 2024.

How much traffic does Dickman Road over Dolphin Cove carry?

About 2,090 vehicles per day (2024 count), of which roughly 4% are trucks.

How long is Dickman Road over Dolphin Cove?

The structure is 60 ft (18.4 m) long with a longest span of 30 ft (9.2 m) and a deck 37 ft wide.

Who owns Dickman Road over Dolphin Cove?

It is owned by the County Highway Agency.