US Bridges

SH 105 Ramp F over E Fork San Jacinto River

Good

Liberty County, Texas · 1.5 MI SW of Bs 105 T · Structure no. 201460033812036

Built
2011
14 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
428 ft
4 main spans
Daily traffic
576
2022 count
Owner
State
State Highway Agency

About this bridge

SH 105 Ramp F over E Fork San Jacinto River is a prestressed concrete stringer/multi-beam or girder carrying SH 105 Ramp F over E Fork San Jacinto River in Liberty County, Texas. It was built in 2011, so it is 14 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 576 vehicles a day, roughly 12% of them trucks, projected to reach 807 by 2042. The structure is 428 ft (130.5 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSH 105 Ramp F
CrossesE Fork San Jacinto River
Location1.5 MI SW of Bs 105 T
RouteState Highway 105
StateTexas
Coordinates30.31419, -95.11492
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 protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable 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 spans4
Design loadHS 20
Structure length428 ft (130.5 m)
Longest span107 ft (32.6 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic576 (2022)
Projected traffic807 by 2042
Trucks12%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 105 Ramp F over E Fork San Jacinto River built?

It was built in 2011, making it 14 years old in 2025.

What condition is SH 105 Ramp F over E Fork San Jacinto River 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 May 2024.

How much traffic does SH 105 Ramp F over E Fork San Jacinto River carry?

About 576 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is SH 105 Ramp F over E Fork San Jacinto River?

The structure is 428 ft (130.5 m) long with a longest span of 107 ft (32.6 m) and a deck 26 ft wide.

Who owns SH 105 Ramp F over E Fork San Jacinto River?

It is owned by the State Highway Agency.