Skip to main content

Upper Peninsula Regional Digitization Center

You've searched: All Collections

  • All fields: site
(140 results)



Display: 20

    • Aerial view

    • Mackinac Bridge (Mich) ; Bridges -- Design and construction
    • This aerial view of the site looking northeast shows the foundations of piers 17 through 22. These were the piers that were the deepest and those which support the entire suspension part of the bridge structure. Note the causeway sticking out...
    • Aerial view

    • Mackinac Bridge (Mich) ; Bridges -- Design and construction
    • This aerial view of the site looking northeast shows the foundations of piers 17 through 22. These were the piers that were the deepest and those which support the entire suspension part of the bridge structure. Note the causeway sticking out...
    • Aerial view

    • Mackinac Bridge (Mich) ; Bridges -- Design and construction
    • Aerial view looking south with Mackinaw City in the upper left. This view shows the entire marine construction site, from the causeway at the bottom and all the piers in a line across the straights.
    • Aerial view of the straights

    • Mackinac Bridge (Mich) ; Bridges -- Design and construction
    • This aerial view is looking to the Northeast. Mackinaw City at the lower right and St.Ignace upper middle. State of Michigan Automobile ferry ""Vacationland"" can be seen rounding the point as it heads south. At the bridge site, most of the...
    • Aggregate placement

    • Mackinac Bridge (Mich) ; Bridges -- Design and construction
    • Limestone, (Dolomite) from quarries at Drumand Island, MI. about 50 miles to the Northeast, was shipped in self-unloading lake freighters to the site. These vessels carried 12,000 tons per load. Vertical pipes (grout pipes) were installed from...
    • At Trout Creek

    • Railroads ; Duluth, South Shore, and Atlantic Railway Company
    • Source: The Daily Mining Journal, Marquette, MI
      Jan. 10, 1891 Saturday

      At Trout Creek

      A. L. Wing & Co., Ltd., of Wingleton, Lake county, lower Michigan has come to an agreement with the DSS&A Ry., and as a consequence a thriving...
    • Backstay span

    • Mackinac Bridge (Mich) ; Bridges -- Design and construction
    • The backstay span, going from anchor pier to cable bent, was delivered to the site by barge, and moved into position. Once in proper location, the barge was partially sunk allowing the truss to settle down onto its fastenings.
    • backstay span

    • Mackinac Bridge (Mich) ; Bridges -- Design and construction
    • The south back stay spans sits atop the barge ready to move to the site as soon as the weather permits. RR Ferry ""Chief Wawatum"" in background. Old DSS&A (Duluth, South Shore & Atlantic coaches in foreground)
    • Baraga

    • Railroads ; Duluth, South Shore, and Atlantic Railway Company
    • Source: The L'Anse Sentinel
      L'Anse, L. S., Mi.
      October 15, 1892 Saturday

      Baraga - T. H. McGrath went to Marquette last Monday to confer with the officials of the railroad concerning a depot site, but the company had already selected...
    • Baraga

    • Railroads ; Duluth, South Shore, and Atlantic Railway Company
    • Source: The L'Anse Sentinel
      L'Anse, Lake Superior, Mi.
      October 15, 1892 Saturday

      Baraga - At last the land needed by the railroad for a depot site has been secured from Captain Bendry, and there is now no obstacle to the building of...
    • Cable anchor framework

    • Mackinac Bridge (Mich) ; Bridges -- Design and construction
    • These steel frames are the structural members to each of the two cable anchor piers. Each of the three frames is 106 tons with dimensions of 135' h, 35' w, and 75' w. When assembled they rested in 90 feet of water. These units were placed on...

QuickView

Display a larger image and more item information when the pointer pauses over a thumbnail
 

Layout options:

Select the collections to add or remove from your search
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
 
OK