US Bridges

SH 36 over Drainage Ditch

Good

Fort Bend County, Texas · 7.00 MI NW of US 90A · Structure no. 120800018705031

Built
1990
35 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
5,542
2020 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 Fort Bend County, Texas. It was built in 1990, so it is 35 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 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 5,542 vehicles a day, roughly 19% of them trucks, projected to reach 6,540 by 2033. The structure is 22 ft (6.7 m) long and 52 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSH 36
CrossesDrainage Ditch
Location7.00 MI NW of US 90A
RouteState Highway 36
CountyFort Bend County
StateTexas
Coordinates29.59005, -95.92984
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than 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 spans2
Design loadHS 20
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width52 ft (15.8 m)
Roadway width45 ft (13.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,542 (2020)
Projected traffic6,540 by 2033
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
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 1990, making it 35 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 November 2024.

How much traffic does SH 36 over Drainage Ditch carry?

About 5,542 vehicles per day (2020 count), of which roughly 19% are trucks.

How long is SH 36 over Drainage Ditch?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 52 ft wide.

Who owns SH 36 over Drainage Ditch?

It is owned by the State Highway Agency.