US Bridges

Snow Road over Calloway Canal

Good

Kern County, California · 0.8 MI W Calloway DR · Structure no. 50C0374

Built
2007
18 years old
Condition
Good
inspected November 2022
Type
Arch - Deck
Prestressed Concrete
Length
43 ft
13 main spans
Daily traffic
5,253
2008 count
Owner
City
City or Municipal Highway Agency

About this bridge

Snow Road over Calloway Canal is a prestressed concrete arch - deck carrying Snow Road over Calloway Canal in Kern County, California. It was built in 2007, so it is 18 years old, younger than the California average of 54.8 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 5,253 vehicles a day, roughly 3% of them trucks, projected to reach 2,545 by 2040. The structure is 43 ft (13 m) long and 125 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSnow Road
CrossesCalloway Canal
Location0.8 MI W Calloway DR
RouteCity Street 0
Coordinates35.42681, -119.12522
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
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeArch - Deck
MaterialPrestressed Concrete
DeckNot applicable
Main spans13
Design loadUnknown
Structure length43 ft (13 m)
Longest span43 ft (13 m)
Deck width125 ft (38 m)
Roadway width90 ft (27.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,253 (2008)
Projected traffic2,545 by 2040
Trucks3%
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 Snow Road over Calloway Canal built?

It was built in 2007, making it 18 years old in 2025.

What condition is Snow Road over Calloway Canal 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 2022.

How much traffic does Snow Road over Calloway Canal carry?

About 5,253 vehicles per day (2008 count), of which roughly 3% are trucks.

How long is Snow Road over Calloway Canal?

The structure is 43 ft (13 m) long with a longest span of 43 ft (13 m) and a deck 125 ft wide.

Who owns Snow Road over Calloway Canal?

It is owned by the City or Municipal Highway Agency.