US Bridges

Sawdust RD WB over Drainage Ditch

Fair

Montgomery County, Texas · 1.4 MI W of IH 45 · Structure no. 121700AA0666126

Built
1976
49 years old
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
88 ft
3 main spans
Daily traffic
8,134
2020 count
Owner
County
County Highway Agency

About this bridge

Sawdust RD WB over Drainage Ditch is a prestressed concrete box beam or girders - multiple carrying Sawdust RD WB over Drainage Ditch in Montgomery County, Texas. It was built in 1976, so it is 49 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 8,134 vehicles a day, projected to reach 10,000 by 2035. The structure is 88 ft (26.8 m) long and 36 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSawdust RD WB
CrossesDrainage Ditch
Location1.4 MI W of IH 45
RouteCounty Highway 0
CountyMontgomery County
StateTexas
Coordinates30.12655, -95.45586
Functional classRural Local

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length88 ft (26.8 m)
Longest span29 ft (8.8 m)
Deck width36 ft (11 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,134 (2020)
Projected traffic10,000 by 2035
Trucks0%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$6,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Sawdust RD WB over Drainage Ditch built?

It was built in 1976, making it 49 years old in 2025.

What condition is Sawdust RD WB over Drainage Ditch 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 October 2023.

How much traffic does Sawdust RD WB over Drainage Ditch carry?

About 8,134 vehicles per day (2020 count).

How long is Sawdust RD WB over Drainage Ditch?

The structure is 88 ft (26.8 m) long with a longest span of 29 ft (8.8 m) and a deck 36 ft wide.

Who owns Sawdust RD WB over Drainage Ditch?

It is owned by the County Highway Agency.