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Contract 117 City Tunnel, Section 7 of Hultman Aqueduct

Object Type: Folder
In Folder: Water and sewer construction photographs, 1928-1970

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Construction shafts 6 and 7

Record Details

Description: Construction shafts 6 and 7

Date: 1941-1947

Type of Resource: Image

Format: photographs

Extent: 155 photographs

Collection Information: Part of Collection: Record Group EN4.12 (Metropolitan District Commission - Engineering Division), Series 889X (Water and sewer construction photographs, 1928-1970)

Language: en

Rights Information

Access Restrictions: none

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Record Identifiers

Record Group: EN4.12

Series: 889X

File Unit: 0032

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Title ▲ ▼

Description ▲ ▼

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C117_0023 Showing weathered argillite above and unweathered rock of same structure below after glacial mantle was removed Shaft 7

City Tunnel Hultman Aqueduct

1946-12-19

C117_0024 View in southeasterly direction along face of bedrock Shaft 7

City Tunnel Hultman Aqueduct

1946-12-19

C117_0025 Slightly tangent to the southeasterly direction of the glacier The resistant bedrock was deeply grooved and smoothly sculptured Shaft 7

City Tunnel Hultman Aqueduct

1946-12-19

C117_0037 Looking northerly over shaft #6 site Placing shaft concrete lining using transit mix concrete 10 foot section of form with horizontal keyway is shown to right of crane

City Tunnel Hultman Aqueduct

1947-01-22

C117_0038 Looking westerly Placing shaft concrete lining from transit mix truck by chutes to distributing hopper Concrete placement from elevation 118 to 128 Shaft #6

City Tunnel Hultman Aqueduct

1947-01-22

C117_0039 Placing concrete lining in shaft at elevation 123 In rear background 4 of the 5 pipes are shown Shaft #6

City Tunnel Hultman Aqueduct

1947-01-22

C117_0040 Setting top 10 foot section of forms from elevation 138 to 128 Also bracing of 5 pipes (304 inches)(106 inches)(108inches) which are to be embedded in concrete Shaft #6

City Tunnel Hultman Aqueduct

1947-01-22

C117_0041 Top section of shaft form in position and bulkheaded in preparation for placing of concrete from elevation 128 to 138 Shaft #6

City Tunnel Hultman Aqueduct

1947-01-22

C117_0042 Interior view of forms South side of shaft lining Adjacent to form is the form for keyway at elevation 131.25 Shaft #6

City Tunnel Hultman Aqueduct

1947-01-22

C117_0043 Interior view of forms East side of shaft lining Two forms for keyways are shown fastened to lining form at elevation 127.25 and 131.25 Shaft #6

City Tunnel Hultman Aqueduct

1947-01-22

William Francis Galvin, Secretary of the Commonwealth

Contract 117 City Tunnel, Section 7 of Hultman Aqueduct

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