US Bridges

SH 35 SB over Colorado River Relief

Good

Matagorda County, Texas · 2.20 MI W of SH 60 · Structure no. 131580017904068

Built
1971
54 years old
Condition
Good
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,281 ft
17 main spans
Daily traffic
8,925
2023 count
Owner
State
State Highway Agency

About this bridge

SH 35 SB over Colorado River Relief is a prestressed concrete stringer/multi-beam or girder carrying SH 35 SB over Colorado River Relief in Matagorda County, Texas. It was built in 1971, so it is 54 years old, older 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 8,925 vehicles a day, roughly 9% of them trucks, projected to reach 12,495 by 2042. The structure is 1,281 ft (390.4 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 35 SB
CrossesColorado River Relief
Location2.20 MI W of SH 60
RouteState Highway 35
StateTexas
Coordinates28.98506, -96.00785
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: 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 spans17
Design loadHS 20
Structure length1,281 ft (390.4 m)
Longest span78 ft (23.8 m)
Deck width44 ft (13.3 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,925 (2023)
Projected traffic12,495 by 2042
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for waterway
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 35 SB over Colorado River Relief built?

It was built in 1971, making it 54 years old in 2025.

What condition is SH 35 SB over Colorado River Relief 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 November 2024.

How much traffic does SH 35 SB over Colorado River Relief carry?

About 8,925 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is SH 35 SB over Colorado River Relief?

The structure is 1,281 ft (390.4 m) long with a longest span of 78 ft (23.8 m) and a deck 44 ft wide.

Who owns SH 35 SB over Colorado River Relief?

It is owned by the State Highway Agency.