US Bridges

Old Waterman Cyn R over Waterman Canyon

Good

San Bernardino County, California · 1.8 MI N Arrowhead Spr RD · Structure no. 54C0707

Built
2006
19 years old
Condition
Good
inspected January 2022
Type
Slab
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
922
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Old Waterman Cyn R over Waterman Canyon is a prestressed concrete slab carrying Old Waterman Cyn R over Waterman Canyon in San Bernardino County, California. It was built in 2006, so it is 19 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 922 vehicles a day, roughly 1% of them trucks, projected to reach 1,076 by 2043. The structure is 47 ft (14.3 m) long and 36 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesOld Waterman Cyn R
CrossesWaterman Canyon
Location1.8 MI N Arrowhead Spr RD
RouteCounty Highway 0
Coordinates34.20648, -117.281
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 protection7 GoodSome minor problems.
Last inspectionJanuary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length47 ft (14.3 m)
Longest span46 ft (13.9 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic922 (2014)
Projected traffic1,076 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed8.7 mi (14 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 Old Waterman Cyn R over Waterman Canyon built?

It was built in 2006, making it 19 years old in 2025.

What condition is Old Waterman Cyn R over Waterman Canyon 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 January 2022.

How much traffic does Old Waterman Cyn R over Waterman Canyon carry?

About 922 vehicles per day (2014 count), of which roughly 1% are trucks.

How long is Old Waterman Cyn R over Waterman Canyon?

The structure is 47 ft (14.3 m) long with a longest span of 46 ft (13.9 m) and a deck 36 ft wide.

Who owns Old Waterman Cyn R over Waterman Canyon?

It is owned by the City or Municipal Highway Agency.