Ten Mile Creek Bridge

Photos 

Overview; East Side; View To West

Photo taken by Kristi Hager for the Historic American Engineering Record

View photos at Library of Congress

BH Photo #223583

Map 

Street View 

Facts 

Overview

Lost pony truss bridge over Ten Mile Creek on Williams Street in Helena West Side

Location

Helena, Lewis and Clark County, Montana

Status

Replaced by a new bridge

History

Built 1894; replaced 2010

Builder

- King Bridge Co. of Cleveland, Ohio

Design

Pratt Pony truss

Dimensions

Length of largest span: 65.0 ft.
Total length: 66.9 ft.
Deck width: 24.6 ft.

Recognition

Eligible for the National Register of Historic Places

Approximate latitude, longitude

+46.60519, -112.08806   (decimal degrees)
46°36'19" N, 112°05'17" W   (degrees°minutes'seconds")

Approximate UTM coordinates

12/416672/5161866 (zone/easting/northing)

Quadrangle map:

Helena

Inventory number

BH 23082 (Bridgehunter.com ID)

Inspection (as of 02/1991)

Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Good (7 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 26.0 (out of 100)

Average daily traffic (as of 1991)

2,993

Categories 

Update Log 

• May 20, 2017: Updated by Dave King: Updated status: replaced
• June 27, 2016: New photos from David Jones
• January 20, 2012: Updated by J.P.: updated builder
• April 20, 2010: New Street View added by J.P.
• February 20, 2010: Updated by Matthew Lohry: Updated bridge type and facility carried.

Sources 

• Matt Lohry
• J.P. - wildcatjon2000 [at] gmail [dot] com
• HAER MT-127 - Ten Mile Creek Bridge, Spanning Ten Mile Creek at Williams Street, Helena, Lewis and Clark County, MT
• David Jones - david2jpix [at] yahoo [dot] com
• Dave King - DKinghawkfan [at] hotmail [dot] com

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