US Bridges

Redlands Blvd over Mission Storm Drain

Fair

San Bernardino County, California · California Street · Structure no. 54C0098

Built
1927
98 years old, rebuilt 1946
Condition
Fair
inspected September 2024
Type
Tee Beam
Concrete
Length
31 ft
1 main span
Daily traffic
23,000
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Redlands Blvd over Mission Storm Drain is a concrete tee beam carrying Redlands Blvd over Mission Storm Drain in San Bernardino County, California. It was built in 1927 and reconstructed in 1946, so it is 98 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 23,000 vehicles a day, roughly 7% of them trucks, projected to reach 36,427 by 2045. The structure is 31 ft (9.3 m) long and 85 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRedlands Blvd
CrossesMission Storm Drain
LocationCalifornia Street
RouteCity Street 0
Coordinates34.06293, -117.22626
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
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 rating83.9 US tons
Inventory rating50.4 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length31 ft (9.3 m)
Longest span31 ft (9.3 m)
Deck width85 ft (25.9 m)
Roadway width75 ft (22.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,000 (2015)
Projected traffic36,427 by 2045
Trucks7%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Redlands Blvd over Mission Storm Drain built?

It was built in 1927, making it 98 years old in 2025. It was reconstructed in 1946.

What condition is Redlands Blvd over Mission Storm Drain 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 September 2024.

How much traffic does Redlands Blvd over Mission Storm Drain carry?

About 23,000 vehicles per day (2015 count), of which roughly 7% are trucks.

How long is Redlands Blvd over Mission Storm Drain?

The structure is 31 ft (9.3 m) long with a longest span of 31 ft (9.3 m) and a deck 85 ft wide.

Who owns Redlands Blvd over Mission Storm Drain?

It is owned by the City or Municipal Highway Agency.