Moorhen Marsh Construction Update- Week of July 2, 2018

Recent work performed:

  • Dewatering and fish rescue in ponds A1, A2, B and Fat Slough
  • Vegetation removal and drying.
  • Turning soil with a long-reach excavator and dozers in dewatered pond beds to further dry the soil.
  • Installation of fused HDPE to divert water in Peyton Slough.
  • Installation of sandbag cofferdam at upstream end of Peyton Slough.

Upcoming work:

  • Excavation of keyways for new levees in ponds A-2 and A-1.
  • Begin new levee construction in ponds A2 and A-1.
  • Continue Vegetation removal and drying.
  • Continue turning soil with a long-reach excavator and dozers in dewatered pond beds to further dry the soil.
  • Installation of AquaDam at downstream end of Peyton Slough.
  • Dewatering of Peyton Slough.
  • Dredging of Peyton Slough.