US Bridges

Overlook DR over RR by Waterworks

Good

Cascade County, Montana · Great Falls-Overlook DR · Structure no. U05205000+04681

Built
2009
16 years old
Condition
Good
inspected May 2023
Type
Tee Beam
Prestressed Concrete
Length
151 ft
3 main spans
Daily traffic
5,063
2023 count
Owner
State
State Highway Agency

About this bridge

Overlook DR over RR by Waterworks is a prestressed concrete tee beam carrying Overlook DR over RR by Waterworks in Cascade County, Montana. It was built in 2009, so it is 16 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 5,063 vehicles a day, roughly 1% of them trucks, projected to reach 5,392 by 2043. The structure is 151 ft (45.9 m) long and 55 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesOverlook DR
CrossesRR by Waterworks
LocationGreat Falls-Overlook DR
RouteCity Street 5205
StateMontana
Coordinates47.49149, -111.31057
Functional classUrban Minor Arterial

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.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating69 US tons
Inventory rating50 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length151 ft (45.9 m)
Longest span59 ft (18 m)
Deck width55 ft (16.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,063 (2023)
Projected traffic5,392 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Overlook DR over RR by Waterworks built?

It was built in 2009, making it 16 years old in 2025.

What condition is Overlook DR over RR by Waterworks 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 2023.

How much traffic does Overlook DR over RR by Waterworks carry?

About 5,063 vehicles per day (2023 count), of which roughly 1% are trucks.

How long is Overlook DR over RR by Waterworks?

The structure is 151 ft (45.9 m) long with a longest span of 59 ft (18 m) and a deck 55 ft wide.

Who owns Overlook DR over RR by Waterworks?

It is owned by the State Highway Agency.