US Bridges

SH 105 over Possum Hawe Gully

Good

Montgomery County, Texas · 1.60 MI E of IH 45 · Structure no. 121700033804204

Built
2004
21 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
20,096
2020 count
Owner
State
State Highway Agency

About this bridge

SH 105 over Possum Hawe Gully is a concrete culvert carrying SH 105 over Possum Hawe Gully in Montgomery County, Texas. It was built in 2004, so it is 21 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 20,096 vehicles a day, roughly 10% of them trucks, projected to reach 25,620 by 2032. The structure is 23 ft (7 m) long and 95 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesSH 105
CrossesPossum Hawe Gully
Location1.60 MI E of IH 45
RouteState Highway 105
StateTexas
Coordinates30.31485, -95.446
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width95 ft (29 m)
Roadway width59 ft (18.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,096 (2020)
Projected traffic25,620 by 2032
Trucks10%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$4,000
NavigationNo navigation control on waterway

Frequently asked questions

When was SH 105 over Possum Hawe Gully built?

It was built in 2004, making it 21 years old in 2025.

What condition is SH 105 over Possum Hawe Gully 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 November 2024.

How much traffic does SH 105 over Possum Hawe Gully carry?

About 20,096 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is SH 105 over Possum Hawe Gully?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 95 ft wide.

Who owns SH 105 over Possum Hawe Gully?

It is owned by the State Highway Agency.