US Bridges

Tampa Ave over Limekiln Channel

Fair

Los Angeles County, California · 0.2MI S/O Nordhoff ST · Structure no. 53C1334

Built
1971
54 years old
Condition
Fair
inspected October 2022
Type
Slab
Concrete
Length
35 ft
1 main span
Daily traffic
40,785
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Tampa Ave over Limekiln Channel is a concrete slab carrying Tampa Ave over Limekiln Channel in Los Angeles County, California. It was built in 1971, so it is 54 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 6 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 40,785 vehicles a day, roughly 3% of them trucks, projected to reach 51,243 by 2042. The structure is 35 ft (10.7 m) long and 100 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesTampa Ave
CrossesLimekiln Channel
Location0.2MI S/O Nordhoff ST
RouteCity Street 0
CountyLos Angeles County
StateCalifornia
Coordinates34.23249, -118.55341
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.1 US tons
Inventory rating40.3 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span33 ft (10.1 m)
Deck width100 ft (30.5 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40,785 (2016)
Projected traffic51,243 by 2042
Trucks3%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Tampa Ave over Limekiln Channel built?

It was built in 1971, making it 54 years old in 2025.

What condition is Tampa Ave over Limekiln Channel 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 October 2022.

How much traffic does Tampa Ave over Limekiln Channel carry?

About 40,785 vehicles per day (2016 count), of which roughly 3% are trucks.

How long is Tampa Ave over Limekiln Channel?

The structure is 35 ft (10.7 m) long with a longest span of 33 ft (10.1 m) and a deck 100 ft wide.

Who owns Tampa Ave over Limekiln Channel?

It is owned by the City or Municipal Highway Agency.