US Bridges

US 183 over BNSF Railroad

Fair

Lampasas County, Texas · 3.80 MI SE of Mills C/L · Structure no. 231410027402012

Built
1936
89 years old, rebuilt 1999
Condition
Fair
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
105 ft
3 main spans
Daily traffic
2,829
2020 count
Owner
State
State Highway Agency

About this bridge

US 183 over BNSF Railroad is a steel stringer/multi-beam or girder carrying US 183 over BNSF Railroad in Lampasas County, Texas. It was built in 1936 and reconstructed in 1999, so it is 89 years old, older 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 2,829 vehicles a day, roughly 24% of them trucks, projected to reach 4,206 by 2038. The structure is 105 ft (32 m) long and 69 ft wide. If it were closed, the detour would be 18 mi (29 km).

CarriesUS 183
CrossesBNSF Railroad
Location3.80 MI SE of Mills C/L
RouteU.S. Route 183
StateTexas
Coordinates31.24425, -98.42491
Functional classRural Principal Arterial - Other

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating36 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length105 ft (32 m)
Longest span35 ft (10.7 m)
Deck width69 ft (21.1 m)
Roadway width67 ft (20.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,829 (2020)
Projected traffic4,206 by 2038
Trucks24%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed18 mi (29 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$175,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 183 over BNSF Railroad built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1999.

What condition is US 183 over BNSF Railroad 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 January 2024.

How much traffic does US 183 over BNSF Railroad carry?

About 2,829 vehicles per day (2020 count), of which roughly 24% are trucks.

How long is US 183 over BNSF Railroad?

The structure is 105 ft (32 m) long with a longest span of 35 ft (10.7 m) and a deck 69 ft wide.

Who owns US 183 over BNSF Railroad?

It is owned by the State Highway Agency.