US Bridges

Tom Beall Road over Lapwai Creek

Good

Nez Perce County, Idaho · 1.0 N. 0.1 E. Lapwai · Structure no. 000000000029860

Built
1963
62 years old
Condition
Good
inspected July 2024
Type
Tee Beam
Concrete
Length
48 ft
1 main span
Daily traffic
80
2023 count
Owner
County
County Highway Agency

About this bridge

Tom Beall Road over Lapwai Creek is a concrete tee beam carrying Tom Beall Road over Lapwai Creek in Nez Perce County, Idaho. It was built in 1963, so it is 62 years old, older than the Idaho average of 45.3 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 80 vehicles a day, roughly 13% of them trucks, projected to reach 120 by 2039. The structure is 48 ft (14.6 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTom Beall Road
CrossesLapwai Creek
Location1.0 N. 0.1 E. Lapwai
RouteCounty Highway 0
StateIdaho
Coordinates46.41675, -116.80003
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79 US tons
Inventory rating47 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span46 ft (14 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2023)
Projected traffic120 by 2039
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Tom Beall Road over Lapwai Creek built?

It was built in 1963, making it 62 years old in 2025.

What condition is Tom Beall Road over Lapwai 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 July 2024.

How much traffic does Tom Beall Road over Lapwai Creek carry?

About 80 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Tom Beall Road over Lapwai Creek?

The structure is 48 ft (14.6 m) long with a longest span of 46 ft (14 m) and a deck 26 ft wide.

Who owns Tom Beall Road over Lapwai Creek?

It is owned by the County Highway Agency.