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Folder PCA0002-4a

 Container

Contains 80 Results:

For more than a mile through this remote pass, avalanche dangers and unstable soil conditions required special construction techniques to be used. About 6, 000 feet of the ditch was lined with a concrete base, and the pipe encased in an insulation box to keep the soil frozen when hot oil enters the line., 1977-01

 Item — Folder: PCA0002-4a
Identifier: PCA0002-4a-11
Scope and Contents

PC2531-12

Dates: Issued: 1977-01
Found in: Alaska State Library - Historical Collections Finding Aids / PCA 2, Alyeska Pipeline Service Company : Trans-Alaska Pipeline Construction Collection, 1976-1977 / PCA 2 Folder 4a: Progress Report, January 1977

With winter daylight hours being very brief, much of the work in Atigun took place under lights., 1977-01

 Item — Folder: PCA0002-4a
Identifier: PCA0002-4a-12
Scope and Contents

PC2527-15

Dates: Issued: 1977-01
Found in: Alaska State Library - Historical Collections Finding Aids / PCA 2, Alyeska Pipeline Service Company : Trans-Alaska Pipeline Construction Collection, 1976-1977 / PCA 2 Folder 4a: Progress Report, January 1977

As it did in Thompson Pass, blowing snow caused problems for the pipeline crews at Atigun. The snow had to be removed before the ditch could be backfilled., 1977-01

 Item — Folder: PCA0002-4a
Identifier: PCA0002-4a-13
Scope and Contents

PC2545-5

Dates: Issued: 1977-01
Found in: Alaska State Library - Historical Collections Finding Aids / PCA 2, Alyeska Pipeline Service Company : Trans-Alaska Pipeline Construction Collection, 1976-1977 / PCA 2 Folder 4a: Progress Report, January 1977

Pipe installation through Atigun pass was completed in late November., 1977-01

 Item — Folder: PCA0002-4a
Identifier: PCA0002-4a-14
Scope and Contents

PC2542-20

Dates: Issued: 1977-01
Found in: Alaska State Library - Historical Collections Finding Aids / PCA 2, Alyeska Pipeline Service Company : Trans-Alaska Pipeline Construction Collection, 1976-1977 / PCA 2 Folder 4a: Progress Report, January 1977

About 345-miles of the pipeline are buried. About 32-miles are installed below or above rivers., 1977-01

 Item — Folder: PCA0002-4a
Identifier: PCA0002-4a-15
Scope and Contents

PC2543-18

Dates: Issued: 1977-01
Found in: Alaska State Library - Historical Collections Finding Aids / PCA 2, Alyeska Pipeline Service Company : Trans-Alaska Pipeline Construction Collection, 1976-1977 / PCA 2 Folder 4a: Progress Report, January 1977

The remaining 422 miles are above ground. The last of the above ground pipe installation was completed in the northern section of the pipeline in early December., 1977-01

 Item — Folder: PCA0002-4a
Identifier: PCA0002-4a-16
Scope and Contents

PC1412-16

Dates: Issued: 1977-01
Found in: Alaska State Library - Historical Collections Finding Aids / PCA 2, Alyeska Pipeline Service Company : Trans-Alaska Pipeline Construction Collection, 1976-1977 / PCA 2 Folder 4a: Progress Report, January 1977

The elevated mode will keep the heat of the oil from penetrating the ground in areas where the permafrost, or permanently frozen ground, would be rendered unstable upon thawing., 1977-01

 Item — Folder: PCA0002-4a
Identifier: PCA0002-4a-17
Scope and Contents

PC1413-12

Dates: Issued: 1977-01
Found in: Alaska State Library - Historical Collections Finding Aids / PCA 2, Alyeska Pipeline Service Company : Trans-Alaska Pipeline Construction Collection, 1976-1977 / PCA 2 Folder 4a: Progress Report, January 1977

The pipe is installed in a shoe set on a cross beam supported by a pair of vertical supports, buried deep in the ground. The installation of more than 78,000 of the vertical support members was completed in October., 1977-01

 Item — Folder: PCA0002-4a
Identifier: PCA0002-4a-18
Scope and Contents

PC1413-6

Dates: Issued: 1977-01
Found in: Alaska State Library - Historical Collections Finding Aids / PCA 2, Alyeska Pipeline Service Company : Trans-Alaska Pipeline Construction Collection, 1976-1977 / PCA 2 Folder 4a: Progress Report, January 1977

A work pad made of snow, rather than gravel, was used to install the remaining five mile segment of above ground pipeline, just north of the Brooks Range., 1977-01

 Item — Folder: PCA0002-4a
Identifier: PCA0002-4a-19
Scope and Contents

PC7183-5

Dates: Issued: 1977-01
Found in: Alaska State Library - Historical Collections Finding Aids / PCA 2, Alyeska Pipeline Service Company : Trans-Alaska Pipeline Construction Collection, 1976-1977 / PCA 2 Folder 4a: Progress Report, January 1977

Snow-making machines, similar to those used at ski resorts, made the snow for the work pad. The snow was produced at Toolik construction camp, which has wintertime access to available water., 1977-01

 Item — Folder: PCA0002-4a
Identifier: PCA0002-4a-20
Scope and Contents

PC7184-6

Dates: Issued: 1977-01
Found in: Alaska State Library - Historical Collections Finding Aids / PCA 2, Alyeska Pipeline Service Company : Trans-Alaska Pipeline Construction Collection, 1976-1977 / PCA 2 Folder 4a: Progress Report, January 1977