US Bridges

State Route 227 over East Fork Pismo Creek

Good

San Luis Obispo County, California · 05-SLO-227-5.26 · Structure no. 49 0112

Built
1966
59 years old
Condition
Good
inspected May 2024
Type
Slab
Concrete Continuous
Length
77 ft
3 main spans
Daily traffic
3,550
2014 count
Owner
State
State Highway Agency

About this bridge

State Route 227 over East Fork Pismo Creek is a concrete continuous slab carrying State Route 227 over East Fork Pismo Creek in San Luis Obispo County, California. It was built in 1966, so it is 59 years old, older 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 3,550 vehicles a day, roughly 13% of them trucks, projected to reach 4,081 by 2042. The structure is 77 ft (23.6 m) long and 34 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesState Route 227
CrossesEast Fork Pismo Creek
Location05-SLO-227-5.26
RouteState Highway 227
Coordinates35.17939, -120.59233
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating31.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length77 ft (23.6 m)
Longest span30 ft (9.1 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,550 (2014)
Projected traffic4,081 by 2042
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was State Route 227 over East Fork Pismo Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is State Route 227 over East Fork Pismo Creek 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 May 2024.

How much traffic does State Route 227 over East Fork Pismo Creek carry?

About 3,550 vehicles per day (2014 count), of which roughly 13% are trucks.

How long is State Route 227 over East Fork Pismo Creek?

The structure is 77 ft (23.6 m) long with a longest span of 30 ft (9.1 m) and a deck 34 ft wide.

Who owns State Route 227 over East Fork Pismo Creek?

It is owned by the State Highway Agency.