US Bridges

IH 35 Nbfr over Cibolo Creek

Fair

Guadalupe County, Texas · Bexar/Guadalupe C/L · Structure no. 150950001606195

Built
1993
32 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
480 ft
4 main spans
Daily traffic
18,860
2010 count
Owner
State
State Highway Agency

About this bridge

IH 35 Nbfr over Cibolo Creek is a prestressed concrete stringer/multi-beam or girder carrying IH 35 Nbfr over Cibolo Creek in Guadalupe County, Texas. It was built in 1993, so it is 32 years old, younger 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 18,860 vehicles a day, roughly 3% of them trucks, projected to reach 26,400 by 2030. The structure is 480 ft (146.3 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesIH 35 Nbfr
CrossesCibolo Creek
LocationBexar/Guadalupe C/L
RouteInterstate 35
CountyGuadalupe County
StateTexas
Coordinates29.58475, -98.30409
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
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
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length480 ft (146.3 m)
Longest span120 ft (36.6 m)
Deck width43 ft (13.1 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,860 (2010)
Projected traffic26,400 by 2030
Trucks3%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Nbfr over Cibolo Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is IH 35 Nbfr over Cibolo Creek 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 Cibolo Creek carry?

About 18,860 vehicles per day (2010 count), of which roughly 3% are trucks.

How long is IH 35 Nbfr over Cibolo Creek?

The structure is 480 ft (146.3 m) long with a longest span of 120 ft (36.6 m) and a deck 43 ft wide.

Who owns IH 35 Nbfr over Cibolo Creek?

It is owned by the State Highway Agency.