US Bridges

Pinewood Road over Munds Canyon Wash

Good

Coconino County, Arizona · 1.2 MI E JCT I-17 · Structure no. 09714

Built
1980
45 years old, rebuilt 2015
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
77 ft
1 main span
Daily traffic
2,710
2024 count
Owner
County
County Highway Agency

About this bridge

Pinewood Road over Munds Canyon Wash is a prestressed concrete stringer/multi-beam or girder carrying Pinewood Road over Munds Canyon Wash in Coconino County, Arizona. It was built in 1980 and reconstructed in 2015, so it is 45 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 2,710 vehicles a day, roughly 5% of them trucks, projected to reach 2,720 by 2042. The structure is 77 ft (23.5 m) long and 31 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

Location

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CarriesPinewood Road
CrossesMunds Canyon Wash
Location1.2 MI E JCT I-17
RouteCounty Highway 0
CountyCoconino County
StateArizona
Coordinates34.9393, -111.6345
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating53 US tons
Inventory rating26 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length77 ft (23.5 m)
Longest span72 ft (21.9 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,710 (2024)
Projected traffic2,720 by 2042
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Pinewood Road over Munds Canyon Wash built?

It was built in 1980, making it 45 years old in 2025. It was reconstructed in 2015.

What condition is Pinewood Road over Munds Canyon 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 July 2024.

How much traffic does Pinewood Road over Munds Canyon Wash carry?

About 2,710 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Pinewood Road over Munds Canyon Wash?

The structure is 77 ft (23.5 m) long with a longest span of 72 ft (21.9 m) and a deck 31 ft wide.

Who owns Pinewood Road over Munds Canyon Wash?

It is owned by the County Highway Agency.