Knapps Hill Tunnel

Map 

Street View 

Facts 

Overview

Tunnel under Knapps Hill on Alt US 97

Location

Chelan County, Washington

Status

Open to traffic

History

Built 1936

Design

Tunnel

Dimensions

Total length: 788.1 ft.

Approximate latitude, longitude

+47.77744, -120.14708   (decimal degrees)
47°46'39" N, 120°08'49" W   (degrees°minutes'seconds")

Approximate UTM coordinates

10/713720/5295505 (zone/easting/northing)

USGS topographic map

Winesap

Inventory number

BH 34150 (Bridgehunter.com ID)

Average daily traffic (as of 2002)

3,427

Categories 

Sources 

• K. A. Erickson

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