US Bridges

IH 35 Nbfr over Draw

Fair

Hays County, Texas · 3.6 MI S of RM 150 · Structure no. 141060001602115

Built
1962
63 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete
Length
49 ft
4 main spans
Daily traffic
3,070
2023 count
Owner
State
State Highway Agency

About this bridge

IH 35 Nbfr over Draw is a concrete culvert carrying IH 35 Nbfr over Draw in Hays County, Texas. It was built in 1962, so it is 63 years old, older than the Texas average of 44.4 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 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 3,070 vehicles a day, roughly 4% of them trucks, projected to reach 4,298 by 2042. The structure is 49 ft (14.9 m) long.

CarriesIH 35 Nbfr
CrossesDraw
Location3.6 MI S of RM 150
RouteInterstate 35
StateTexas
Coordinates29.93662, -97.88503
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length49 ft (14.9 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,070 (2023)
Projected traffic4,298 by 2042
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$4,000
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 35 Nbfr over Draw built?

It was built in 1962, making it 63 years old in 2025.

What condition is IH 35 Nbfr over Draw 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 August 2024.

How much traffic does IH 35 Nbfr over Draw carry?

About 3,070 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is IH 35 Nbfr over Draw?

The structure is 49 ft (14.9 m) long with a longest span of 8 ft (2.4 m).

Who owns IH 35 Nbfr over Draw?

It is owned by the State Highway Agency.