US Bridges

Doetsch Ranch Road over Burlington Northern RR

Good

Skamania County, Washington · Beacon Rock State Park · Structure no. 086473200000000

Built
2006
19 years old
Condition
Good
inspected November 2021
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
175 ft
3 main spans
Daily traffic
200
2015 count
Owner
State
State Park, Forest, or Reservation Agency

About this bridge

Doetsch Ranch Road over Burlington Northern RR is a prestressed concrete continuous stringer/multi-beam or girder carrying Doetsch Ranch Road over Burlington Northern RR in Skamania County, Washington. It was built in 2006, so it is 19 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 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 200 vehicles a day, projected to reach 300 by 2037. The structure is 175 ft (53.3 m) long and 37 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesDoetsch Ranch Road
CrossesBurlington Northern RR
LocationBeacon Rock State Park
RouteState Lands Road 0
Coordinates45.61947, -122.03
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.3 US tons
Inventory rating53.6 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length175 ft (53.3 m)
Longest span93 ft (28.3 m)
Deck width37 ft (11.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2015)
Projected traffic300 by 2037
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Park, Forest, or Reservation Agency
Maintained byState Park, Forest, or Reservation Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5.6 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Doetsch Ranch Road over Burlington Northern RR built?

It was built in 2006, making it 19 years old in 2025.

What condition is Doetsch Ranch Road over Burlington Northern RR 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 November 2021.

How much traffic does Doetsch Ranch Road over Burlington Northern RR carry?

About 200 vehicles per day (2015 count).

How long is Doetsch Ranch Road over Burlington Northern RR?

The structure is 175 ft (53.3 m) long with a longest span of 93 ft (28.3 m) and a deck 37 ft wide.

Who owns Doetsch Ranch Road over Burlington Northern RR?

It is owned by the State Park, Forest, or Reservation Agency.