US Bridges

CR 846 over City Gate Wildlife Cross

Good

Collier County, Florida · 3.0MI W/O CR 858 · Structure no. 034827

Built
2012
13 years old
Condition
Good
inspected April 2024
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
25 ft
1 main span
Daily traffic
24,170
2024 count
Owner
County
County Highway Agency

About this bridge

CR 846 over City Gate Wildlife Cross is a aluminum, wrought iron, or cast iron culvert carrying CR 846 over City Gate Wildlife Cross in Collier County, Florida. It was built in 2012, so it is 13 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 24,170 vehicles a day, roughly 13% of them trucks, projected to reach 30,213 by 2044. The structure is 25 ft (7.7 m) long. If it were closed, the detour would be 21.7 mi (35 km).

CarriesCR 846
CrossesCity Gate Wildlife Cross
Location3.0MI W/O CR 858
RouteCounty Highway 846
StateFlorida
Coordinates26.41957, -81.319
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Culvert8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.5 US tons
Inventory rating47.5 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadHS 20
Structure length25 ft (7.7 m)
Longest span25 ft (7.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic24,170 (2024)
Projected traffic30,213 by 2044
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesOther
Detour if closed21.7 mi (35 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was CR 846 over City Gate Wildlife Cross built?

It was built in 2012, making it 13 years old in 2025.

What condition is CR 846 over City Gate Wildlife Cross 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 2024.

How much traffic does CR 846 over City Gate Wildlife Cross carry?

About 24,170 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is CR 846 over City Gate Wildlife Cross?

The structure is 25 ft (7.7 m) long with a longest span of 25 ft (7.7 m).

Who owns CR 846 over City Gate Wildlife Cross?

It is owned by the County Highway Agency.