US Bridges

Crandall Road over Mcqueen Swamp

Poor

Nassau County, Florida · 0.2 MI Northeast of US 17 · Structure no. 744304

Built
1973
52 years old
Condition
Poor
inspected June 2024
Type
Culvert
Steel
Length
24 ft
3 main spans
Daily traffic
51
2024 count
Owner
County
County Highway Agency

About this bridge

Crandall Road over Mcqueen Swamp is a steel culvert carrying Crandall Road over Mcqueen Swamp in Nassau County, Florida. It was built in 1973, so it is 52 years old, older than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 51 vehicles a day, projected to reach 88 by 2046. The structure is 24 ft (7.4 m) long. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesCrandall Road
CrossesMcqueen Swamp
Location0.2 MI Northeast of US 17
RouteCounty Highway 0
CountyNassau County
StateFlorida
Coordinates30.674, -81.63903
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating40 US tons
Inventory rating25.9 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadUnknown
Structure length24 ft (7.4 m)
Longest span7 ft (2.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic51 (2024)
Projected traffic88 by 2046
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 Crandall Road over Mcqueen Swamp built?

It was built in 1973, making it 52 years old in 2025.

What condition is Crandall Road over Mcqueen Swamp in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in June 2024.

How much traffic does Crandall Road over Mcqueen Swamp carry?

About 51 vehicles per day (2024 count).

How long is Crandall Road over Mcqueen Swamp?

The structure is 24 ft (7.4 m) long with a longest span of 7 ft (2.1 m).

Who owns Crandall Road over Mcqueen Swamp?

It is owned by the County Highway Agency.