US Bridges

Anklam RD over Silvercroft Wash

Good

Pima County, Arizona · 0.7 MI W Silverbell RD · Structure no. 09054

Built
1970
55 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete Continuous
Length
42 ft
3 main spans
Daily traffic
11,184
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

Anklam RD over Silvercroft Wash is a concrete continuous culvert carrying Anklam RD over Silvercroft Wash in Pima County, Arizona. It was built in 1970, so it is 55 years old, older 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 11,184 vehicles a day, roughly 10% of them trucks, projected to reach 11,194 by 2042. The structure is 42 ft (12.8 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesAnklam RD
CrossesSilvercroft Wash
Location0.7 MI W Silverbell RD
RouteCity Street 0
CountyPima County
StateArizona
Coordinates32.2253, -111.0069
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating79 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,184 (2023)
Projected traffic11,194 by 2042
Trucks10%
Lanes on structure5
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Anklam RD over Silvercroft Wash built?

It was built in 1970, making it 55 years old in 2025.

What condition is Anklam RD over Silvercroft Wash 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 August 2023.

How much traffic does Anklam RD over Silvercroft Wash carry?

About 11,184 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is Anklam RD over Silvercroft Wash?

The structure is 42 ft (12.8 m) long with a longest span of 13 ft (4 m).

Who owns Anklam RD over Silvercroft Wash?

It is owned by the City or Municipal Highway Agency.