US Bridges

Manning Ave over State Route 99

Fair

Fresno County, California · 06-FRE-099-9.16-FOW · Structure no. 42 0201

Built
1962
63 years old
Condition
Fair
inspected April 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
323 ft
4 main spans
Daily traffic
16,894
2015 count
Owner
State
State Highway Agency

About this bridge

Manning Ave over State Route 99 is a concrete continuous box beam or girders - multiple carrying Manning Ave over State Route 99 in Fresno County, California. It was built in 1962, so it is 63 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 16,894 vehicles a day, roughly 15% of them trucks, projected to reach 21,111 by 2045. The structure is 323 ft (98.5 m) long and 51 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesManning Ave
CrossesState Route 99
Location06-FRE-099-9.16-FOW
RouteCounty Highway 0Z462
Coordinates36.60534, -119.66171
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.3 US tons
Inventory rating32.5 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length323 ft (98.5 m)
Longest span96 ft (29.3 m)
Deck width51 ft (15.6 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,894 (2015)
Projected traffic21,111 by 2045
Trucks15%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed5 mi (8 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 Manning Ave over State Route 99 built?

It was built in 1962, making it 63 years old in 2025.

What condition is Manning Ave 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 April 2023.

How much traffic does Manning Ave over State Route 99 carry?

About 16,894 vehicles per day (2015 count), of which roughly 15% are trucks.

How long is Manning Ave over State Route 99?

The structure is 323 ft (98.5 m) long with a longest span of 96 ft (29.3 m) and a deck 51 ft wide.

Who owns Manning Ave over State Route 99?

It is owned by the State Highway Agency.