US Bridges

SR-951 over Mcilvane Bay

Good

Collier County, Florida · 5.2 Miles South of US-41 · Structure no. 030286

Built
1999
26 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
200 ft
4 main spans
Daily traffic
38,500
2022 count
Owner
State
State Highway Agency

About this bridge

SR-951 over Mcilvane Bay is a prestressed concrete stringer/multi-beam or girder carrying SR-951 over Mcilvane Bay in Collier County, Florida. It was built in 1999, so it is 26 years old, younger than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 38,500 vehicles a day, roughly 8% of them trucks, projected to reach 66,798 by 2044. The structure is 200 ft (61 m) long and 93 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

CarriesSR-951
CrossesMcilvane Bay
Location5.2 Miles South of US-41
RouteState Highway 951
StateFlorida
Coordinates25.98769, -81.70225
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.9 US tons
Inventory rating51.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length200 ft (61 m)
Longest span50 ft (15.2 m)
Deck width93 ft (28.4 m)
Roadway width71 ft (21.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic38,500 (2022)
Projected traffic66,798 by 2044
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 SR-951 over Mcilvane Bay built?

It was built in 1999, making it 26 years old in 2025.

What condition is SR-951 over Mcilvane Bay in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in April 2023.

How much traffic does SR-951 over Mcilvane Bay carry?

About 38,500 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is SR-951 over Mcilvane Bay?

The structure is 200 ft (61 m) long with a longest span of 50 ft (15.2 m) and a deck 93 ft wide.

Who owns SR-951 over Mcilvane Bay?

It is owned by the State Highway Agency.