US Bridges

IRR E1750 1640C over Snake Creek

Good

Comanche County, Oklahoma · 1S .6W of JCT I-44/SH36 · Structure no. 320700000000000

Built
2017
8 years old
Condition
Good
inspected August 2023
Type
Culvert
Steel
Length
20 ft
2 main spans
Daily traffic
66
2022 count
Owner
County
County Highway Agency

About this bridge

IRR E1750 1640C over Snake Creek is a steel culvert carrying IRR E1750 1640C over Snake Creek in Comanche County, Oklahoma. It was built in 2017, so it is 8 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 66 vehicles a day, roughly 15% of them trucks, projected to reach 106 by 2042. The structure is 20 ft (6.2 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesIRR E1750 1640C
CrossesSnake Creek
Location1S .6W of JCT I-44/SH36
RouteCounty Highway 1640C
Coordinates34.4779, -98.42243
Functional classRural Major Collector

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length20 ft (6.2 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic66 (2022)
Projected traffic106 by 2042
Trucks15%
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

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was IRR E1750 1640C over Snake Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is IRR E1750 1640C over Snake 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 August 2023.

How much traffic does IRR E1750 1640C over Snake Creek carry?

About 66 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is IRR E1750 1640C over Snake Creek?

The structure is 20 ft (6.2 m) long with a longest span of 9 ft (2.7 m).

Who owns IRR E1750 1640C over Snake Creek?

It is owned by the County Highway Agency.