US Bridges

30th Inf Regt RD over Muck Creek

Good

Pierce County, Washington · ET406086 · Structure no. DAPFORLEW000017

Built
1997
28 years old
Condition
Good
inspected August 2024
Type
Culvert
Concrete
Length
30 ft
1 main span
Daily traffic
10
2016 count
Owner
Federal
Army

About this bridge

30th Inf Regt RD over Muck Creek is a concrete culvert carrying 30th Inf Regt RD over Muck Creek in Pierce County, Washington. It was built in 1997, so it is 28 years old, younger than the Washington average of 49.8 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 10 vehicles a day, roughly 40% of them trucks, projected to reach 10 by 2046. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Carries30th Inf Regt RD
CrossesMuck Creek
LocationET406086
Coordinates47.02893, -122.4655
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.1 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadUnknown
Structure length30 ft (9.1 m)
Longest span30 ft (9.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2016)
Projected traffic10 by 2046
Trucks40%
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

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2,000 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was 30th Inf Regt RD over Muck Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is 30th Inf Regt RD over Muck 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 August 2024.

How much traffic does 30th Inf Regt RD over Muck Creek carry?

About 10 vehicles per day (2016 count), of which roughly 40% are trucks.

How long is 30th Inf Regt RD over Muck Creek?

The structure is 30 ft (9.1 m) long with a longest span of 30 ft (9.1 m).

Who owns 30th Inf Regt RD over Muck Creek?

It is owned by the Army.