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I-beam at end of panel
I-beam at end of panel

Excavation at bedrock #2
Excavation at bedrock #2

Trench excavation
Trench excavation

Excavation at bedrock #1
Excavation at bedrock #1

Conveyor and Temie
Conveyor and Temie

Sample from panel 4A after construction
Sample from panel 4A after construction

Schematic
Schematic

Base
Base