US Bridges

Baxter Lane E over Hyalite Creek

Good

Gallatin County, Montana · 5M W Bozeman · Structure no. 000000202003016

Built
2019
6 years old
Condition
Good
inspected May 2024
Type
Tee Beam
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
3,839
2023 count
Owner
County
County Highway Agency

About this bridge

Baxter Lane E over Hyalite Creek is a prestressed concrete tee beam carrying Baxter Lane E over Hyalite Creek in Gallatin County, Montana. It was built in 2019, so it is 6 years old, younger than the Montana average of 47 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 3,839 vehicles a day, roughly 1% of them trucks, projected to reach 4,146 by 2043. The structure is 41 ft (12.6 m) long and 28 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesBaxter Lane E
CrossesHyalite Creek
Location5M W Bozeman
RouteCounty Highway 16701
CountyGallatin County
StateMontana
Coordinates45.70013, -111.16906
Functional classRural Minor Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating34 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length41 ft (12.6 m)
Longest span40 ft (12.2 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,839 (2023)
Projected traffic4,146 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Baxter Lane E over Hyalite Creek built?

It was built in 2019, making it 6 years old in 2025.

What condition is Baxter Lane E over Hyalite Creek 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 Baxter Lane E over Hyalite Creek carry?

About 3,839 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Baxter Lane E over Hyalite Creek?

The structure is 41 ft (12.6 m) long with a longest span of 40 ft (12.2 m) and a deck 28 ft wide.

Who owns Baxter Lane E over Hyalite Creek?

It is owned by the County Highway Agency.