US Bridges

SH 35 NB over SH 6

Fair

Brazoria County, Texas · 1.10 MI SE of SH 35 Bus · Structure no. 120200019203037

Built
1963
62 years old
Condition
Fair
inspected November 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
192 ft
2 main spans
Daily traffic
7,516
2020 count
Owner
State
State Highway Agency

About this bridge

SH 35 NB over SH 6 is a prestressed concrete stringer/multi-beam or girder carrying SH 35 NB over SH 6 in Brazoria County, Texas. It was built in 1963, so it is 62 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 7,516 vehicles a day, roughly 4% of them trucks, projected to reach 4,190 by 2033. The structure is 192 ft (58.5 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSH 35 NB
CrossesSH 6
Location1.10 MI SE of SH 35 Bus
RouteState Highway 35
CountyBrazoria County
StateTexas
Coordinates29.423, -95.22734
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length192 ft (58.5 m)
Longest span55 ft (16.8 m)
Deck width40 ft (12.3 m)
Roadway width37 ft (11.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,516 (2020)
Projected traffic4,190 by 2033
Trucks4%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 35 NB over SH 6 built?

It was built in 1963, making it 62 years old in 2025.

What condition is SH 35 NB over SH 6 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 November 2022.

How much traffic does SH 35 NB over SH 6 carry?

About 7,516 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is SH 35 NB over SH 6?

The structure is 192 ft (58.5 m) long with a longest span of 55 ft (16.8 m) and a deck 40 ft wide.

Who owns SH 35 NB over SH 6?

It is owned by the State Highway Agency.