US Bridges

SH 6 SB (lp 340) over Old Robinson Road

Good

McLennan County, Texas · 1.1 MI E of IH 35 · Structure no. 091610025809452

Built
2018
7 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
351 ft
3 main spans
Daily traffic
14,111
2019 count
Owner
State
State Highway Agency

About this bridge

SH 6 SB (lp 340) over Old Robinson Road is a prestressed concrete stringer/multi-beam or girder carrying SH 6 SB (lp 340) over Old Robinson Road in McLennan County, Texas. It was built in 2018, so it is 7 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 14,111 vehicles a day, roughly 8% of them trucks, projected to reach 16,990 by 2037. The structure is 351 ft (107 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 6 SB (lp 340)
CrossesOld Robinson Road
Location1.1 MI E of IH 35
RouteState Highway 6
StateTexas
Coordinates31.49484, -97.13337
Functional classUrban Other Principal Arterial

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.
Last inspectionApril 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length351 ft (107 m)
Longest span132 ft (40.2 m)
Deck width52 ft (15.9 m)
Roadway width49 ft (15 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,111 (2019)
Projected traffic16,990 by 2037
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 6 SB (lp 340) over Old Robinson Road built?

It was built in 2018, making it 7 years old in 2025.

What condition is SH 6 SB (lp 340) over Old Robinson Road 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 April 2023.

How much traffic does SH 6 SB (lp 340) over Old Robinson Road carry?

About 14,111 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is SH 6 SB (lp 340) over Old Robinson Road?

The structure is 351 ft (107 m) long with a longest span of 132 ft (40.2 m) and a deck 52 ft wide.

Who owns SH 6 SB (lp 340) over Old Robinson Road?

It is owned by the State Highway Agency.