US Bridges

IH 35 NB Off-Rp over Drainage

Good

Hays County, Texas · 3.6 MI N of SH 80 · Structure no. 141060001602454

Built
2016
9 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
250 ft
4 main spans
Daily traffic
2,700
2023 count
Owner
State
State Highway Agency

About this bridge

IH 35 NB Off-Rp over Drainage is a concrete culvert carrying IH 35 NB Off-Rp over Drainage in Hays County, Texas. It was built in 2016, so it is 9 years old, younger than the Texas average of 44.4 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 2,700 vehicles a day, roughly 4% of them trucks, projected to reach 3,800 by 2042. The structure is 250 ft (76.2 m) long.

Location

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CarriesIH 35 NB Off-Rp
CrossesDrainage
Location3.6 MI N of SH 80
RouteInterstate 35
CountyHays County
StateTexas
Coordinates29.92926, -97.88896
Functional classUrban 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHL 93
Structure length250 ft (76.2 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 traffic2,700 (2023)
Projected traffic3,800 by 2042
Trucks4%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 35 NB Off-Rp over Drainage built?

It was built in 2016, making it 9 years old in 2025.

What condition is IH 35 NB Off-Rp over Drainage 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 September 2024.

How much traffic does IH 35 NB Off-Rp over Drainage carry?

About 2,700 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is IH 35 NB Off-Rp over Drainage?

The structure is 250 ft (76.2 m) long with a longest span of 6 ft (1.8 m).

Who owns IH 35 NB Off-Rp over Drainage?

It is owned by the State Highway Agency.