US Bridges

Ware RD over Central Main Canal

PoorPosted for load

Imperial County, California · 40 Ft N/O Willoughby RD · Structure no. 58C0203

Built
1940
85 years old
Condition
Poor
inspected January 2025
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
76 ft
5 main spans
Daily traffic
1,100
2021 count
Owner
County
County Highway Agency

About this bridge

Ware RD over Central Main Canal is a wood or timber stringer/multi-beam or girder carrying Ware RD over Central Main Canal in Imperial County, California. It was built in 1940, so it is 85 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. Its operating status is: posted for load restriction.

It carries about 1,100 vehicles a day, roughly 3% of them trucks, projected to reach 1,647 by 2043. The structure is 76 ft (23.2 m) long and 30 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWare RD
CrossesCentral Main Canal
Location40 Ft N/O Willoughby RD
RouteCounty Highway 0
Coordinates32.70863, -115.5254
Functional classRural Major Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating27.9 US tons
Inventory rating17.9 US tons

Structure

MaterialWood or Timber
DeckWood or timber
Main spans5
Design loadUnknown
Structure length76 ft (23.2 m)
Longest span15 ft (4.6 m)
Deck width30 ft (9.1 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2021)
Projected traffic1,647 by 2043
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$349,000 (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Ware RD over Central Main Canal built?

It was built in 1940, making it 85 years old in 2025.

What condition is Ware RD over Central Main Canal in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in January 2025.

How much traffic does Ware RD over Central Main Canal carry?

About 1,100 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Ware RD over Central Main Canal?

The structure is 76 ft (23.2 m) long with a longest span of 15 ft (4.6 m) and a deck 30 ft wide.

Who owns Ware RD over Central Main Canal?

It is owned by the County Highway Agency.