US Bridges

Loop 337 over IH 35 Ml

Fair

Comal County, Texas · 1.3 MI SW of FM 1044 · Structure no. 150460001605216

Built
2001
24 years old
Condition
Fair
inspected June 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
190 ft
2 main spans
Daily traffic
13,100
2010 count
Owner
State
State Highway Agency

About this bridge

Loop 337 over IH 35 Ml is a prestressed concrete stringer/multi-beam or girder carrying Loop 337 over IH 35 Ml in Comal County, Texas. It was built in 2001, so it is 24 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 13,100 vehicles a day, roughly 6% of them trucks, projected to reach 24,530 by 2030. The structure is 190 ft (57.9 m) long and 91 ft wide.

CarriesLoop 337
CrossesIH 35 Ml
Location1.3 MI SW of FM 1044
RouteState Highway 337
StateTexas
Coordinates29.6743, -98.15496
Functional classUrban Minor Arterial

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.
Last inspectionJune 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length190 ft (57.9 m)
Longest span95 ft (29 m)
Deck width91 ft (27.7 m)
Roadway width79 ft (24.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,100 (2010)
Projected traffic24,530 by 2030
Trucks6%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Loop 337 over IH 35 Ml built?

It was built in 2001, making it 24 years old in 2025.

What condition is Loop 337 over IH 35 Ml 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 June 2022.

How much traffic does Loop 337 over IH 35 Ml carry?

About 13,100 vehicles per day (2010 count), of which roughly 6% are trucks.

How long is Loop 337 over IH 35 Ml?

The structure is 190 ft (57.9 m) long with a longest span of 95 ft (29 m) and a deck 91 ft wide.

Who owns Loop 337 over IH 35 Ml?

It is owned by the State Highway Agency.