US Bridges

SH 242 EB over W Fk San Jacinto Ri

Fair

Montgomery County, Texas · 3.60 MI E of IH 45 · Structure no. 121700353801010

Built
1994
31 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
4,756 ft
44 main spans
Daily traffic
47,121
2023 count
Owner
State
State Highway Agency

About this bridge

SH 242 EB over W Fk San Jacinto Ri is a prestressed concrete stringer/multi-beam or girder carrying SH 242 EB over W Fk San Jacinto Ri in Montgomery County, Texas. It was built in 1994, so it is 31 years old, younger 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 47,121 vehicles a day, roughly 2% of them trucks, projected to reach 65,969 by 2042. The structure is 4,756 ft (1,449.6 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSH 242 EB
CrossesW Fk San Jacinto Ri
Location3.60 MI E of IH 45
RouteState Highway 242
CountyMontgomery County
StateTexas
Coordinates30.21051, -95.39778
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour evaluation has not been made
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable 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

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans44
Design loadHS 20
Structure length4,756 ft (1,449.6 m)
Longest span120 ft (36.6 m)
Deck width45 ft (13.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic47,121 (2023)
Projected traffic65,969 by 2042
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 242 EB over W Fk San Jacinto Ri built?

It was built in 1994, making it 31 years old in 2025.

What condition is SH 242 EB over W Fk San Jacinto Ri 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 December 2024.

How much traffic does SH 242 EB over W Fk San Jacinto Ri carry?

About 47,121 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is SH 242 EB over W Fk San Jacinto Ri?

The structure is 4,756 ft (1,449.6 m) long with a longest span of 120 ft (36.6 m) and a deck 45 ft wide.

Who owns SH 242 EB over W Fk San Jacinto Ri?

It is owned by the State Highway Agency.