US Bridges

Morning Drive over State Route 178

Fair

Kern County, California · 06-KER-178-R7.00 · Structure no. 50 0516

Built
2015
10 years old
Condition
Fair
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
225 ft
2 main spans
Daily traffic
1,965
2015 count
Owner
State
State Highway Agency

About this bridge

Morning Drive over State Route 178 is a prestressed concrete continuous box beam or girders - multiple carrying Morning Drive over State Route 178 in Kern County, California. It was built in 2015, so it is 10 years old, younger 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 1,965 vehicles a day, roughly 5% of them trucks, projected to reach 4,606 by 2044. The structure is 225 ft (68.6 m) long and 116 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesMorning Drive
CrossesState Route 178
Location06-KER-178-R7.00
RouteState Highway 178
Coordinates35.39702, -118.91332
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.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating52.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length225 ft (68.6 m)
Longest span115 ft (35 m)
Deck width116 ft (35.4 m)
Roadway width92 ft (28 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,965 (2015)
Projected traffic4,606 by 2044
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.7 mi (6 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 Morning Drive over State Route 178 built?

It was built in 2015, making it 10 years old in 2025.

What condition is Morning Drive over State Route 178 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 2024.

How much traffic does Morning Drive over State Route 178 carry?

About 1,965 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is Morning Drive over State Route 178?

The structure is 225 ft (68.6 m) long with a longest span of 115 ft (35 m) and a deck 116 ft wide.

Who owns Morning Drive over State Route 178?

It is owned by the State Highway Agency.