US Bridges

FSR 618 over Junction Wash

Good

Yavapai County, Arizona · 1.8 MI Nw/O Bell TR #13 · Structure no. 030406000020909

Built
2014
11 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
51 ft
1 main span
Daily traffic
100
2021 count
Owner
Federal
U.S. Forest Service

About this bridge

FSR 618 over Junction Wash is a prestressed concrete stringer/multi-beam or girder carrying FSR 618 over Junction Wash in Yavapai County, Arizona. It was built in 2014, so it is 11 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 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 100 vehicles a day, roughly 5% of them trucks, projected to reach 199 by 2040. The structure is 51 ft (15.5 m) long and 35 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesFSR 618
CrossesJunction Wash
Location1.8 MI Nw/O Bell TR #13
RouteFederal Lands Road 618
StateArizona
Coordinates34.68832, -111.73977
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.3 US tons
Inventory rating26.8 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length51 ft (15.5 m)
Longest span48 ft (14.6 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2021)
Projected traffic199 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerU.S. Forest Service
Maintained byU.S. Forest Service
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FSR 618 over Junction Wash built?

It was built in 2014, making it 11 years old in 2025.

What condition is FSR 618 over Junction 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 2024.

How much traffic does FSR 618 over Junction Wash carry?

About 100 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is FSR 618 over Junction Wash?

The structure is 51 ft (15.5 m) long with a longest span of 48 ft (14.6 m) and a deck 35 ft wide.

Who owns FSR 618 over Junction Wash?

It is owned by the U.S. Forest Service.