US Bridges

State Route 111 over Niland Creek

Good

Imperial County, California · 11-IMP-111-45.37 · Structure no. 58 0355

Built
2021
4 years old
Condition
Good
inspected October 2024
Type
Culvert
Steel
Length
94 ft
12 main spans
Daily traffic
3,436
2021 count
Owner
State
State Highway Agency

About this bridge

State Route 111 over Niland Creek is a steel culvert carrying State Route 111 over Niland Creek in Imperial County, California. It was built in 2021, so it is 4 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,436 vehicles a day, roughly 3% of them trucks, projected to reach 5,424 by 2041. The structure is 94 ft (28.7 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesState Route 111
CrossesNiland Creek
Location11-IMP-111-45.37
RouteState Highway 111
Coordinates33.28573, -115.57977
Functional classRural Minor 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 protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal 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
MaterialSteel
DeckNot applicable
Main spans12
Design loadUnknown
Structure length94 ft (28.7 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,436 (2021)
Projected traffic5,424 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was State Route 111 over Niland Creek built?

It was built in 2021, making it 4 years old in 2025.

What condition is State Route 111 over Niland Creek 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 October 2024.

How much traffic does State Route 111 over Niland Creek carry?

About 3,436 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is State Route 111 over Niland Creek?

The structure is 94 ft (28.7 m) long with a longest span of 6 ft (1.8 m).

Who owns State Route 111 over Niland Creek?

It is owned by the State Highway Agency.