Box PCA0522
Container
Contains 95 Results:
ADOT surveyors taking a short break from the slope staking operation., 1977-08
Item — Box: PCA0522
Identifier: PCA0522-71
Scope and Contents
Image taken August 1977
Dates:
1977-08
ADOT surveyor and professional mountaineer, John Svenson preparing for some off-hours climbing near the job site., 1977-08
Item — Box: PCA0522
Identifier: PCA0522-72
Scope and Contents
Image taken August 1977
Dates:
1977-08
ADOT surveyor, John Svenson, clowning for the camera., 1977-08
Item — Box: PCA0522
Identifier: PCA0522-73
Scope and Contents
Image taken August 1977
Dates:
1977-08
ADOT survey crew staking out for a culvert installation near the William Moore Bridge., 1977-08
Item — Box: PCA0522
Identifier: PCA0522-74
Scope and Contents
Image taken August 1977
Dates:
1977-08
The image depicts the contractor’s drill spread. The silver threads in the picture are aluminum pipes that supplied compressed air to the drills., 1977-08
Item — Box: PCA0522
Identifier: PCA0522-75
Scope and Contents
Image taken August 1977
Dates:
1977-08
The contractor’s powder crew foreman is preparing the blasting delay devices., 1977-08
Item — Box: PCA0522
Identifier: PCA0522-76
Scope and Contents
Image taken August 1977
Dates:
1977-08
The powder crew laborers hauling Tovex (explosive agent) to begin preparing the drill holes., 1977-08
Item — Box: PCA0522
Identifier: PCA0522-77
Scope and Contents
Image taken August 1977
Dates:
1977-08
Work area just seconds before a controlled rock blast. The following three images show various sequences of the blast., 1977-08
Item — Box: PCA0522
Identifier: PCA0522-78
Scope and Contents
Image taken August 1977
Dates:
1977-08
The explosion sequence of the blast., 1977-08
Item — Box: PCA0522
Identifier: PCA0522-79
Scope and Contents
Image taken August 1977
Dates:
1977-08
The explosion complete, fine particles and dust are evident., 1977-08
Item — Box: PCA0522
Identifier: PCA0522-80
Scope and Contents
Image taken August 1977
Dates:
1977-08