US Bridges

W Nielsen Ave over Houghton Canal

Fair

Fresno County, California · 0.2 MI East of Hughes Ave · Structure no. 42C0219

Built
1925
100 years old, rebuilt 2002
Condition
Fair
inspected January 2025
Type
Slab
Concrete Continuous
Length
29 ft
2 main spans
Daily traffic
3,015
2006 count
Owner
City
City or Municipal Highway Agency

About this bridge

W Nielsen Ave over Houghton Canal is a concrete continuous slab carrying W Nielsen Ave over Houghton Canal in Fresno County, California. It was built in 1925 and reconstructed in 2002, so it is 100 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 3,015 vehicles a day, roughly 5% of them trucks, projected to reach 2,735 by 2047. The structure is 29 ft (8.9 m) long and 58 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesW Nielsen Ave
CrossesHoughton Canal
Location0.2 MI East of Hughes Ave
RouteCity Street 0
Coordinates36.74301, -119.83167
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadUnknown
Structure length29 ft (8.9 m)
Longest span13 ft (4.1 m)
Deck width58 ft (17.7 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,015 (2006)
Projected traffic2,735 by 2047
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 W Nielsen Ave over Houghton Canal built?

It was built in 1925, making it 100 years old in 2025. It was reconstructed in 2002.

What condition is W Nielsen Ave over Houghton Canal in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2025.

How much traffic does W Nielsen Ave over Houghton Canal carry?

About 3,015 vehicles per day (2006 count), of which roughly 5% are trucks.

How long is W Nielsen Ave over Houghton Canal?

The structure is 29 ft (8.9 m) long with a longest span of 13 ft (4.1 m) and a deck 58 ft wide.

Who owns W Nielsen Ave over Houghton Canal?

It is owned by the City or Municipal Highway Agency.