US Bridges

US-92 (SR-687) over Placido Bayou

Fair

Pinellas County, Florida · At 54th Ave. N · Structure no. 150047

Built
1937
88 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
37,500
2023 count
Owner
State
State Highway Agency

About this bridge

US-92 (SR-687) over Placido Bayou is a concrete culvert carrying US-92 (SR-687) over Placido Bayou in Pinellas County, Florida. It was built in 1937, so it is 88 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 37,500 vehicles a day, roughly 4% of them trucks, projected to reach 59,918 by 2042. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesUS-92 (SR-687)
CrossesPlacido Bayou
LocationAt 54th Ave. N
RouteU.S. Route 92
StateFlorida
Coordinates27.82111, -82.63774
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating60.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 15
Structure length32 ft (9.8 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,500 (2023)
Projected traffic59,918 by 2042
Trucks4%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was US-92 (SR-687) over Placido Bayou built?

It was built in 1937, making it 88 years old in 2025.

What condition is US-92 (SR-687) over Placido Bayou 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 2023.

How much traffic does US-92 (SR-687) over Placido Bayou carry?

About 37,500 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is US-92 (SR-687) over Placido Bayou?

The structure is 32 ft (9.8 m) long with a longest span of 11 ft (3.4 m).

Who owns US-92 (SR-687) over Placido Bayou?

It is owned by the State Highway Agency.