US Bridges

Camino Del Tierra over Carmack Wash Rcb

Fair

Pima County, Arizona · 0.25 MI N Orange Grove RD · Structure no. 09975

Built
1987
38 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete Continuous
Length
70 ft
8 main spans
Daily traffic
7,073
2022 count
Owner
County
County Highway Agency

About this bridge

Camino Del Tierra over Carmack Wash Rcb is a concrete continuous culvert carrying Camino Del Tierra over Carmack Wash Rcb in Pima County, Arizona. It was built in 1987, so it is 38 years old, younger than the Arizona average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 7,073 vehicles a day, projected to reach 7,083 by 2042. The structure is 70 ft (21.3 m) long and 90 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesCamino Del Tierra
CrossesCarmack Wash Rcb
Location0.25 MI N Orange Grove RD
RouteCounty Highway 0
CountyPima County
StateArizona
Coordinates32.32659, -111.03748
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating52 US tons
Inventory rating31 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length70 ft (21.3 m)
Longest span8 ft (2.4 m)
Deck width90 ft (27.4 m)
Roadway width68 ft (20.6 m)
Vertical clearance over deck32 ft (9.8 m)

Traffic and service

Average daily traffic7,073 (2022)
Projected traffic7,083 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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 Camino Del Tierra over Carmack Wash Rcb built?

It was built in 1987, making it 38 years old in 2025.

What condition is Camino Del Tierra over Carmack Wash Rcb in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2023.

How much traffic does Camino Del Tierra over Carmack Wash Rcb carry?

About 7,073 vehicles per day (2022 count).

How long is Camino Del Tierra over Carmack Wash Rcb?

The structure is 70 ft (21.3 m) long with a longest span of 8 ft (2.4 m) and a deck 90 ft wide.

Who owns Camino Del Tierra over Carmack Wash Rcb?

It is owned by the County Highway Agency.