US Bridges

Pond Road over State Route 99

Fair

Kern County, California · 06-KER-099-52.45 · Structure no. 50 0234

Built
1960
65 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
195 ft
2 main spans
Daily traffic
660
2007 count
Owner
State
State Highway Agency

About this bridge

Pond Road over State Route 99 is a prestressed concrete stringer/multi-beam or girder carrying Pond Road over State Route 99 in Kern County, California. It was built in 1960, so it is 65 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 660 vehicles a day, roughly 10% of them trucks, projected to reach 1,095 by 2042. The structure is 195 ft (59.4 m) long and 48 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesPond Road
CrossesState Route 99
Location06-KER-099-52.45
RouteCounty Highway 0W259
Coordinates35.71802, -119.23752
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating41.8 US tons
Inventory rating26.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20 + Mod
Structure length195 ft (59.4 m)
Longest span73 ft (22.3 m)
Deck width48 ft (14.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic660 (2007)
Projected traffic1,095 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 Pond Road over State Route 99 built?

It was built in 1960, making it 65 years old in 2025.

What condition is Pond Road over State Route 99 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 March 2024.

How much traffic does Pond Road over State Route 99 carry?

About 660 vehicles per day (2007 count), of which roughly 10% are trucks.

How long is Pond Road over State Route 99?

The structure is 195 ft (59.4 m) long with a longest span of 73 ft (22.3 m) and a deck 48 ft wide.

Who owns Pond Road over State Route 99?

It is owned by the State Highway Agency.