Figure 22. Crew members begin cleaning of sediment and algae. 26 October, 2016
Figure 19. Refilling the bulldozer gauges on the west edge of Reservoir R16. 29 October, 2016.
Figure 17. Close up view of quarry marks. Below the 10-cm scale stick the groove in which wood wedges soaked with water were jammed is clearly visible. Because of the fine-grained igneous texture, the basalt blocks split of smoothly, similar to a flint sliver knapped from a core. 1 November, 2016.
Figure 25. Team 2. The Group mostly responsible for clearing the deep stone layer from Quarry-Reservoir R19. 2 November, 2016.
Figure 7. Reservoir R31 just after the cleanout began, 11 Oct. 2016.
Figure 15. In the final week, a new crew began the clearing of stones from the Reservoir R19 itself. 1 Nov. 2016.
Figure 8. Crew removing building blocks from Reservoir R31. 20 October 2016.
Figure 2. Reservoir R7 in courtyard of House 52 before work began. 10 Oct 2016.
