US Bridges

Portland Ave. over Deep Fork Creek

Poor

Oklahoma County, Oklahoma · .4S of NW 36 ST · Structure no. 162210000000000

Built
1940
85 years old, rebuilt 1965
Condition
Poor
inspected August 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
14,100
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Portland Ave. over Deep Fork Creek is a concrete culvert carrying Portland Ave. over Deep Fork Creek in Oklahoma County, Oklahoma. It was built in 1940 and reconstructed in 1965, so it is 85 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 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.

It carries about 14,100 vehicles a day, roughly 5% of them trucks, projected to reach 22,560 by 2042. The structure is 25 ft (7.6 m) long and 71 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesPortland Ave.
CrossesDeep Fork Creek
Location.4S of NW 36 ST
RouteCity Street N3040
Coordinates35.50176, -97.5835
Functional classUrban 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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width71 ft (21.6 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,100 (2022)
Projected traffic22,560 by 2042
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Portland Ave. over Deep Fork Creek built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1965.

What condition is Portland Ave. over Deep Fork Creek 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 August 2023.

How much traffic does Portland Ave. over Deep Fork Creek carry?

About 14,100 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Portland Ave. over Deep Fork Creek?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m) and a deck 71 ft wide.

Who owns Portland Ave. over Deep Fork Creek?

It is owned by the City or Municipal Highway Agency.