US Bridges

Evan Hewes HWY over South Fork Coyote Wash

PoorClosed to traffic

Imperial County, California · 3.5 MI E/O Imperial HWY · Structure no. 58C0051

Built
1932
93 years old, rebuilt 1949
Condition
Poor
inspected December 2024
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
306 ft
16 main spans
Daily traffic
600
2020 count
Owner
County
County Highway Agency

About this bridge

Evan Hewes HWY over South Fork Coyote Wash is a wood or timber stringer/multi-beam or girder carrying Evan Hewes HWY over South Fork Coyote Wash in Imperial County, California. It was built in 1932 and reconstructed in 1949, so it is 93 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: closed to all traffic.

It carries about 600 vehicles a day, roughly 10% of them trucks, projected to reach 890 by 2042. The structure is 306 ft (93.3 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesEvan Hewes HWY
CrossesSouth Fork Coyote Wash
Location3.5 MI E/O Imperial HWY
RouteCounty Highway 0
Coordinates32.75722, -115.94159
Functional classRural Principal Arterial - Other

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 12 months
Operating statusClosed to all traffic
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation0: Immediate repair necessary to put back in service
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 rating5.7 US tons
Inventory rating0 US tons

Structure

MaterialWood or Timber
DeckConcrete, cast-in-place
Main spans16
Design loadH 15
Structure length306 ft (93.3 m)
Longest span19 ft (5.8 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2020)
Projected traffic890 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3.1 million (2017 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Evan Hewes HWY over South Fork Coyote Wash built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1949.

What condition is Evan Hewes HWY over South Fork Coyote Wash 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 December 2024.

How much traffic does Evan Hewes HWY over South Fork Coyote Wash carry?

About 600 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Evan Hewes HWY over South Fork Coyote Wash?

The structure is 306 ft (93.3 m) long with a longest span of 19 ft (5.8 m) and a deck 29 ft wide.

Who owns Evan Hewes HWY over South Fork Coyote Wash?

It is owned by the County Highway Agency.