US Bridges

Millmac RD over Draw

FairPosted for load

Montgomery County, Texas · 0.4 MI NE of SH 105 · Structure no. 121700AA1952001

Built
1978
47 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
36 ft
2 main spans
Daily traffic
1,240
2014 count
Owner
County
County Highway Agency

About this bridge

Millmac RD over Draw is a wood or timber stringer/multi-beam or girder carrying Millmac RD over Draw in Montgomery County, Texas. It was built in 1978, so it is 47 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 1,240 vehicles a day, roughly 5% of them trucks, projected to reach 1,700 by 2034. The structure is 36 ft (11 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesMillmac RD
CrossesDraw
Location0.4 MI NE of SH 105
RouteCounty Highway 0
CountyMontgomery County
StateTexas
Coordinates30.33606, -95.35579
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26 US tons
Inventory rating18 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length36 ft (11 m)
Longest span18 ft (5.5 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,240 (2014)
Projected traffic1,700 by 2034
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$6,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Millmac RD over Draw built?

It was built in 1978, making it 47 years old in 2025.

What condition is Millmac RD over Draw 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 Millmac RD over Draw carry?

About 1,240 vehicles per day (2014 count), of which roughly 5% are trucks.

How long is Millmac RD over Draw?

The structure is 36 ft (11 m) long with a longest span of 18 ft (5.5 m) and a deck 24 ft wide.

Who owns Millmac RD over Draw?

It is owned by the County Highway Agency.