US Bridges

Sawmill CR Road over Sawmill Creek

Fair

Sitka City and Borough, Alaska · Mile Point 5.6 · Structure no. 0432

Built
1962
63 years old, rebuilt 2002
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
165 ft
2 main spans
Daily traffic
117
2018 count
Owner
State
State Highway Agency

About this bridge

Sawmill CR Road over Sawmill Creek is a steel continuous stringer/multi-beam or girder carrying Sawmill CR Road over Sawmill Creek in Sitka City and Borough, Alaska. It was built in 1962 and reconstructed in 2002, so it is 63 years old, older than the Alaska average of 35.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 117 vehicles a day, roughly 4% of them trucks, projected to reach 240 by 2035. The structure is 165 ft (50.3 m) long and 35 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSawmill CR Road
CrossesSawmill Creek
LocationMile Point 5.6
RouteState Highway 933
StateAlaska
Coordinates57.05028, -135.22917
Functional classUrban Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating41.7 US tons
Inventory rating32 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length165 ft (50.3 m)
Longest span80 ft (24.4 m)
Deck width35 ft (10.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic117 (2018)
Projected traffic240 by 2035
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Sawmill CR Road over Sawmill Creek built?

It was built in 1962, making it 63 years old in 2025. It was reconstructed in 2002.

What condition is Sawmill CR Road over Sawmill Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2023.

How much traffic does Sawmill CR Road over Sawmill Creek carry?

About 117 vehicles per day (2018 count), of which roughly 4% are trucks.

How long is Sawmill CR Road over Sawmill Creek?

The structure is 165 ft (50.3 m) long with a longest span of 80 ft (24.4 m) and a deck 35 ft wide.

Who owns Sawmill CR Road over Sawmill Creek?

It is owned by the State Highway Agency.