File:"BARREL SHOT" VIEW LOOKING ACROSS BRIDGE FROM THE WEST. - West Main Street Bridge, Spanning South branch of Raritan River, Clinton, Hunterdon County, NJ HAER NJ,10-CLIN,1-5.tif

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"BARREL SHOT" VIEW LOOKING ACROSS BRIDGE FROM THE WEST. - West Main Street Bridge, Spanning South branch of Raritan River, Clinton, Hunterdon County, NJ
Photographer

Related names:

Lowthrop, Francis C
Cowen, William
Cowin, Charles
Madrid, transmitter
Title
"BARREL SHOT" VIEW LOOKING ACROSS BRIDGE FROM THE WEST. - West Main Street Bridge, Spanning South branch of Raritan River, Clinton, Hunterdon County, NJ
Depicted place New Jersey; Hunterdon County; Clinton
Date Documentation compiled after 1968
Dimensions 5 x 7 in.
Current location
Library of Congress Prints and Photographs Division Washington, D.C. 20540 USA http://hdl.loc.gov/loc.pnp/pp.print
Accession number
HAER NJ,10-CLIN,1-5
Credit line
This file comes from the Historic American Buildings Survey (HABS), Historic American Engineering Record (HAER) or Historic American Landscapes Survey (HALS). These are programs of the National Park Service established for the purpose of documenting historic places. Records consist of measured drawings, archival photographs, and written reports.

This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required. See Commons:Licensing.

Notes
  • Significance: The Lowthorp Truss Bridge represents an early type of iron truss that dominated bridge construction from the 1850s to the 1870s. Fabricated in 1870 by William and Charles Cowin of Lambertville, New Jersey, the bridge follows the Pratt configuration in the arrangement of its trussing members. It is of composite construction, with all compression members made of cast-iron and all tension members made of wrought-iron. In the Pratt truss, the vertical posts and horizontal upper chord are in compression and are made of cast-iron; the diagonals and bottom chord are in tension and are made of wrought-iron. Cast-iron members and lower chord connections are based on truss bridge patents received by Francis C. Lowthorp of Trenton, New Jersey, during the 1860s and 1870s.

The West Main Street Bridge is one of three existing Cowin-fabricated spans in New Jersey. It is also one of two Cowin bridges that used William Johnson's patented tension adjuster.

  • Unprocessed Field note material exists for this structure: FN-8
  • Unprocessed Field note material exists for this structure: N15
  • Survey number: HAER NJ-19
  • Building/structure dates: 1870 Initial Construction
Source https://www.loc.gov/pictures/item/nj0144.photos.107233p
Permission
(Reusing this file)
Public domain This image or media file contains material based on a work of a National Park Service employee, created as part of that person's official duties. As a work of the U.S. federal government, such work is in the public domain in the United States. See the NPS website and NPS copyright policy for more information.
Object location40° 38′ 12.01″ N, 74° 54′ 37.01″ W Kartographer map based on OpenStreetMap.View this and other nearby images on: OpenStreetMapinfo

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Date/TimeThumbnailDimensionsUserComment
current08:45, 29 July 2014Thumbnail for version as of 08:45, 29 July 20145,000 × 3,592 (17.13 MB) (talk | contribs)GWToolset: Creating mediafile for Fæ. HABS 24 July 2014 (2001:2300)

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