US Bridges

SH 35 over Drainage Ditch

Good

Brazoria County, Texas · 3.95 MI W of SH 288 · Structure no. 120200017902049

Built
1955
70 years old, rebuilt 2006
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
32 ft
5 main spans
Daily traffic
16,986
2020 count
Owner
State
State Highway Agency

About this bridge

SH 35 over Drainage Ditch is a concrete culvert carrying SH 35 over Drainage Ditch in Brazoria County, Texas. It was built in 1955 and reconstructed in 2006, so it is 70 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 16,986 vehicles a day, roughly 4% of them trucks, projected to reach 7,210 by 2032. The structure is 32 ft (9.8 m) long and 111 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesSH 35
CrossesDrainage Ditch
Location3.95 MI W of SH 288
RouteState Highway 35
CountyBrazoria County
StateTexas
Coordinates29.14772, -95.5153
Functional classRural 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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable 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
DeckConcrete, cast-in-place
Main spans5
Design loadOther
Structure length32 ft (9.8 m)
Longest span6 ft (1.8 m)
Deck width111 ft (33.7 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,986 (2020)
Projected traffic7,210 by 2032
Trucks4%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$3,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 35 over Drainage Ditch built?

It was built in 1955, making it 70 years old in 2025. It was reconstructed in 2006.

What condition is SH 35 over Drainage Ditch 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 August 2024.

How much traffic does SH 35 over Drainage Ditch carry?

About 16,986 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is SH 35 over Drainage Ditch?

The structure is 32 ft (9.8 m) long with a longest span of 6 ft (1.8 m) and a deck 111 ft wide.

Who owns SH 35 over Drainage Ditch?

It is owned by the State Highway Agency.