US Bridges

Adobe RD over 29 Palms Fl Cont Channel

Good

San Bernardino County, California · 0.35 MI N Route FAP 62 · Structure no. 54C0493

Built
1962
63 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
39 ft
3 main spans
Daily traffic
1,761
2016 count
Owner
City
City or Municipal Highway Agency

About this bridge

Adobe RD over 29 Palms Fl Cont Channel is a concrete culvert carrying Adobe RD over 29 Palms Fl Cont Channel in San Bernardino County, California. It was built in 1962, so it is 63 years old, older 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 1,761 vehicles a day, roughly 3% of them trucks, projected to reach 2,116 by 2041. The structure is 39 ft (11.9 m) long and 100 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesAdobe RD
Crosses29 Palms Fl Cont Channel
Location0.35 MI N Route FAP 62
RouteCity Street 0
Coordinates34.14097, -116.05416
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length39 ft (11.9 m)
Longest span12 ft (3.7 m)
Deck width100 ft (30.5 m)
Roadway width90 ft (27.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,761 (2016)
Projected traffic2,116 by 2041
Trucks3%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 Adobe RD over 29 Palms Fl Cont Channel built?

It was built in 1962, making it 63 years old in 2025.

What condition is Adobe RD over 29 Palms Fl Cont Channel 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 July 2023.

How much traffic does Adobe RD over 29 Palms Fl Cont Channel carry?

About 1,761 vehicles per day (2016 count), of which roughly 3% are trucks.

How long is Adobe RD over 29 Palms Fl Cont Channel?

The structure is 39 ft (11.9 m) long with a longest span of 12 ft (3.7 m) and a deck 100 ft wide.

Who owns Adobe RD over 29 Palms Fl Cont Channel?

It is owned by the City or Municipal Highway Agency.