US Bridges

STC4713;WDLAND Grd over Lolo Creek

Good

Idaho County, Idaho · 4.2 N 4.6 W Woodland · Structure no. 000000000029371

Built
2007
18 years old
Condition
Good
inspected June 2021
Type
Tee Beam
Prestressed Concrete
Length
73 ft
1 main span
Daily traffic
30
2023 count
Owner
County
County Highway Agency

About this bridge

STC4713;WDLAND Grd over Lolo Creek is a prestressed concrete tee beam carrying STC4713;WDLAND Grd over Lolo Creek in Idaho County, Idaho. It was built in 2007, so it is 18 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 30 vehicles a day, projected to reach 45 by 2042. The structure is 73 ft (22.3 m) long and 27 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesSTC4713;WDLAND Grd
CrossesLolo Creek
Location4.2 N 4.6 W Woodland
RouteCounty Highway 4713
StateIdaho
Coordinates46.37217, -116.16217
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJune 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating78 US tons
Inventory rating46 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length73 ft (22.3 m)
Longest span71 ft (21.6 m)
Deck width27 ft (8.2 m)
Roadway width26 ft (7.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2023)
Projected traffic45 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 STC4713;WDLAND Grd over Lolo Creek built?

It was built in 2007, making it 18 years old in 2025.

What condition is STC4713;WDLAND Grd over Lolo 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 June 2021.

How much traffic does STC4713;WDLAND Grd over Lolo Creek carry?

About 30 vehicles per day (2023 count).

How long is STC4713;WDLAND Grd over Lolo Creek?

The structure is 73 ft (22.3 m) long with a longest span of 71 ft (21.6 m) and a deck 27 ft wide.

Who owns STC4713;WDLAND Grd over Lolo Creek?

It is owned by the County Highway Agency.