US Bridges

State Route 247 over Interstate 15

Good

San Bernardino County, California · 08-SBD-247-78.07-BSW · Structure no. 54 1173

Built
1999
26 years old
Condition
Good
inspected June 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
257 ft
2 main spans
Daily traffic
16,000
2022 count
Owner
State
State Highway Agency

About this bridge

State Route 247 over Interstate 15 is a concrete continuous box beam or girders - multiple carrying State Route 247 over Interstate 15 in San Bernardino County, California. It was built in 1999, so it is 26 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 16,000 vehicles a day, roughly 2% of them trucks, projected to reach 26,000 by 2044. The structure is 257 ft (78.4 m) long and 86 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesState Route 247
CrossesInterstate 15
Location08-SBD-247-78.07-BSW
RouteState Highway 247
Coordinates34.88559, -117.02278
Functional classUrban Other Principal 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.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length257 ft (78.4 m)
Longest span135 ft (41.1 m)
Deck width86 ft (26.1 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,000 (2022)
Projected traffic26,000 by 2044
Trucks2%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes

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 State Route 247 over Interstate 15 built?

It was built in 1999, making it 26 years old in 2025.

What condition is State Route 247 over Interstate 15 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 June 2024.

How much traffic does State Route 247 over Interstate 15 carry?

About 16,000 vehicles per day (2022 count), of which roughly 2% are trucks.

How long is State Route 247 over Interstate 15?

The structure is 257 ft (78.4 m) long with a longest span of 135 ft (41.1 m) and a deck 86 ft wide.

Who owns State Route 247 over Interstate 15?

It is owned by the State Highway Agency.