US Bridges

SH 36 over Drainage Ditch

Good

Brazoria County, Texas · 6.20 MI N of SH 35 · Structure no. 120200018803346

Built
2023
2 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
5,238
2023 count
Owner
State
State Highway Agency

About this bridge

SH 36 over Drainage Ditch is a concrete culvert carrying SH 36 over Drainage Ditch in Brazoria County, Texas. It was built in 2023, so it is 2 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 5,238 vehicles a day, roughly 11% of them trucks, projected to reach 3,830 by 2033. The structure is 22 ft (6.8 m) long.

Location

Open in Google Maps
CarriesSH 36
CrossesDrainage Ditch
Location6.20 MI N of SH 35
RouteState Highway 36
CountyBrazoria County
StateTexas
Coordinates29.22044, -95.69454
Functional classRural Principal Arterial - Other

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.
Culvert8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length22 ft (6.8 m)
Longest span9 ft (2.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,238 (2023)
Projected traffic3,830 by 2033
Trucks11%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 36 over Drainage Ditch built?

It was built in 2023, making it 2 years old in 2025.

What condition is SH 36 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 September 2024.

How much traffic does SH 36 over Drainage Ditch carry?

About 5,238 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SH 36 over Drainage Ditch?

The structure is 22 ft (6.8 m) long with a longest span of 9 ft (2.8 m).

Who owns SH 36 over Drainage Ditch?

It is owned by the State Highway Agency.