US Bridges

U.S. Highway 101 over Newton B Drury Scnc Pkwy

Fair

Del Norte County, California · 01-DN-101-M0.15 · Structure no. 01 0071

Built
1990
35 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
114 ft
1 main span
Daily traffic
3,100
2009 count
Owner
State
State Highway Agency

About this bridge

U.S. Highway 101 over Newton B Drury Scnc Pkwy is a prestressed concrete box beam or girders - multiple carrying U.S. Highway 101 over Newton B Drury Scnc Pkwy in Del Norte County, California. It was built in 1990, so it is 35 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 3,100 vehicles a day, roughly 14% of them trucks, projected to reach 4,460 by 2043. The structure is 114 ft (34.6 m) long and 73 ft wide.

CarriesU.S. Highway 101
CrossesNewton B Drury Scnc Pkwy
Location01-DN-101-M0.15
RouteU.S. Route 101
Coordinates41.46668, -124.03891
Functional classRural Principal Arterial - Other

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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.2 US tons
Inventory rating47.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length114 ft (34.6 m)
Longest span111 ft (33.8 m)
Deck width73 ft (22.3 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,100 (2009)
Projected traffic4,460 by 2043
Trucks14%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 U.S. Highway 101 over Newton B Drury Scnc Pkwy built?

It was built in 1990, making it 35 years old in 2025.

What condition is U.S. Highway 101 over Newton B Drury Scnc Pkwy 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 August 2023.

How much traffic does U.S. Highway 101 over Newton B Drury Scnc Pkwy carry?

About 3,100 vehicles per day (2009 count), of which roughly 14% are trucks.

How long is U.S. Highway 101 over Newton B Drury Scnc Pkwy?

The structure is 114 ft (34.6 m) long with a longest span of 111 ft (33.8 m) and a deck 73 ft wide.

Who owns U.S. Highway 101 over Newton B Drury Scnc Pkwy?

It is owned by the State Highway Agency.