US Bridges

Lake Robbins RD over Lake Robbins

Good

Montgomery County, Texas · 0.1 MI W of IH 45 · Structure no. 121700AA0718001

Built
1996
29 years old
Condition
Good
inspected October 2023
Type
Girder and Floorbeam System
Steel
Length
306 ft
9 main spans
Daily traffic
5,061
2020 count
Owner
County
County Highway Agency

About this bridge

Lake Robbins RD over Lake Robbins is a steel girder and floorbeam system carrying Lake Robbins RD over Lake Robbins in Montgomery County, Texas. It was built in 1996, so it is 29 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 5,061 vehicles a day, projected to reach 7,000 by 2036. The structure is 306 ft (93.3 m) long and 56 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesLake Robbins RD
CrossesLake Robbins
Location0.1 MI W of IH 45
RouteCounty Highway 0
CountyMontgomery County
StateTexas
Coordinates30.16123, -95.45172
Functional classUrban Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel
DeckConcrete, cast-in-place
Main spans9 (+1 approach)
Design loadHL 93
Structure length306 ft (93.3 m)
Longest span31 ft (9.4 m)
Deck width56 ft (17 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,061 (2020)
Projected traffic7,000 by 2036
Trucks0%
Lanes on structure4
Traffic directionTwo-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 statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$36,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Lake Robbins RD over Lake Robbins built?

It was built in 1996, making it 29 years old in 2025.

What condition is Lake Robbins RD over Lake Robbins 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 October 2023.

How much traffic does Lake Robbins RD over Lake Robbins carry?

About 5,061 vehicles per day (2020 count).

How long is Lake Robbins RD over Lake Robbins?

The structure is 306 ft (93.3 m) long with a longest span of 31 ft (9.4 m) and a deck 56 ft wide.

Who owns Lake Robbins RD over Lake Robbins?

It is owned by the County Highway Agency.