US Bridges

16th Street over East Fork of Cave Creek

Good

Maricopa County, Arizona · 16th ST at Greenway Pkwy · Structure no. 07920

Built
1991
34 years old
Condition
Good
inspected November 2021
Type
Culvert
Concrete Continuous
Length
64 ft
5 main spans
Daily traffic
6,025
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

16th Street over East Fork of Cave Creek is a concrete continuous culvert carrying 16th Street over East Fork of Cave Creek in Maricopa County, Arizona. It was built in 1991, so it is 34 years old, younger than the Arizona average of 47.8 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 6,025 vehicles a day, roughly 1% of them trucks, projected to reach 6,125 by 2041. The structure is 64 ft (19.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Carries16th Street
CrossesEast Fork of Cave Creek
Location16th ST at Greenway Pkwy
RouteCity Street 0
StateArizona
Coordinates33.636, -112.0482
Functional classUrban Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating108 US tons
Inventory rating64.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans5
Design loadHS 20
Structure length64 ft (19.5 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,025 (2021)
Projected traffic6,125 by 2041
Trucks1%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 16th Street over East Fork of Cave Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is 16th Street over East Fork of Cave Creek 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 November 2021.

How much traffic does 16th Street over East Fork of Cave Creek carry?

About 6,025 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is 16th Street over East Fork of Cave Creek?

The structure is 64 ft (19.5 m) long with a longest span of 12 ft (3.7 m).

Who owns 16th Street over East Fork of Cave Creek?

It is owned by the City or Municipal Highway Agency.