US Bridges

Greenspot Road over Plunge Creek

Fair

San Bernardino County, California · 1.4 Miles E/O Church ST · Structure no. 54C0657

Built
1997
28 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
189 ft
2 main spans
Daily traffic
8,300
2018 count
Owner
City
City or Municipal Highway Agency

About this bridge

Greenspot Road over Plunge Creek is a concrete continuous box beam or girders - multiple carrying Greenspot Road over Plunge Creek in San Bernardino County, California. It was built in 1997, so it is 28 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 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 8,300 vehicles a day, roughly 2% of them trucks, projected to reach 12,400 by 2044. The structure is 189 ft (57.5 m) long and 92 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesGreenspot Road
CrossesPlunge Creek
Location1.4 Miles E/O Church ST
RouteCity Street 0
CountySan Bernardino County
StateCalifornia
Coordinates34.10988, -117.15036
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
Deck8 Very GoodNo problems noted.
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 protection9 ExcellentNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length189 ft (57.5 m)
Longest span97 ft (29.7 m)
Deck width92 ft (28 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,300 (2018)
Projected traffic12,400 by 2044
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 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 Greenspot Road over Plunge Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is Greenspot Road over Plunge Creek 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 2024.

How much traffic does Greenspot Road over Plunge Creek carry?

About 8,300 vehicles per day (2018 count), of which roughly 2% are trucks.

How long is Greenspot Road over Plunge Creek?

The structure is 189 ft (57.5 m) long with a longest span of 97 ft (29.7 m) and a deck 92 ft wide.

Who owns Greenspot Road over Plunge Creek?

It is owned by the City or Municipal Highway Agency.