US Bridges

SH 130 NB Ml over CR 105 & Mankins Br Trib

Good

Williamson County, Texas · 2.90 MI S of SH 29 · Structure no. 142460044005044

Built
2006
19 years old
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
546 ft
4 main spans
Daily traffic
3,200
2016 count
Owner
State
State Highway Agency

About this bridge

SH 130 NB Ml over CR 105 & Mankins Br Trib is a prestressed concrete stringer/multi-beam or girder carrying SH 130 NB Ml over CR 105 & Mankins Br Trib in Williamson County, Texas. It was built in 2006, so it is 19 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 3,200 vehicles a day, roughly 15% of them trucks, projected to reach 17,471 by 2036. The structure is 546 ft (166.4 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSH 130 NB Ml
CrossesCR 105 & Mankins Br Trib
Location2.90 MI S of SH 29
StateTexas
Coordinates30.61116, -97.60098
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
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 rating75 US tons
Inventory rating45 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4 (+1 approach)
Design loadHS 25 or greater
Structure length546 ft (166.4 m)
Longest span125 ft (38.1 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,200 (2016)
Projected traffic17,471 by 2036
Trucks15%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes

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 130 NB Ml over CR 105 & Mankins Br Trib built?

It was built in 2006, making it 19 years old in 2025.

What condition is SH 130 NB Ml over CR 105 & Mankins Br Trib 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 September 2023.

How much traffic does SH 130 NB Ml over CR 105 & Mankins Br Trib carry?

About 3,200 vehicles per day (2016 count), of which roughly 15% are trucks.

How long is SH 130 NB Ml over CR 105 & Mankins Br Trib?

The structure is 546 ft (166.4 m) long with a longest span of 125 ft (38.1 m) and a deck 42 ft wide.

Who owns SH 130 NB Ml over CR 105 & Mankins Br Trib?

It is owned by the State Highway Agency.