US Bridges

Bridge Street over Arroyo Grande Creek

Good

San Luis Obispo County, California · 0.1 MI S of State RTE 227 · Structure no. 49C0196

Built
2021
4 years old
Condition
Good
inspected March 2023
Type
Truss - Deck
Steel
Length
143 ft
1 main span
Daily traffic
4,000
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Bridge Street over Arroyo Grande Creek is a steel truss - deck carrying Bridge Street over Arroyo Grande Creek in San Luis Obispo County, California. It was built in 2021, so it is 4 years old, younger 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 4,000 vehicles a day, roughly 3% of them trucks, projected to reach 6,200 by 2041. The structure is 143 ft (43.6 m) long and 27 ft wide.

CarriesBridge Street
CrossesArroyo Grande Creek
Location0.1 MI S of State RTE 227
RouteCity Street 0
Coordinates35.12236, -120.57847
Functional classUrban Local

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 protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
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 geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.5 US tons
Inventory rating32.8 US tons

Structure

Structure typeTruss - Deck
MaterialSteel
DeckConcrete, cast-in-place
Main spans1 (+1 approach)
Design loadHL 93
Structure length143 ft (43.6 m)
Longest span101 ft (30.9 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,000 (2021)
Projected traffic6,200 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Bridge Street over Arroyo Grande Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is Bridge Street over Arroyo Grande 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 March 2023.

How much traffic does Bridge Street over Arroyo Grande Creek carry?

About 4,000 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Bridge Street over Arroyo Grande Creek?

The structure is 143 ft (43.6 m) long with a longest span of 101 ft (30.9 m) and a deck 27 ft wide.

Who owns Bridge Street over Arroyo Grande Creek?

It is owned by the City or Municipal Highway Agency.