===make sand barrier around Marsh===
===Assemble Floor Boards and cover the Marsh===
{{ResTechnology|Floor Boards|
{{ResResource|Boards|0|300}}
{{ResResource|Large Nails|0|50}}
{{ResResource|Moon Steel Sheeting|25|25}}
{{ResResource|Small Gears|3|20}}
{{ResResource|Bearings|0|10}}
{{ResResource|Cement|0|10}}
{{ResResource|Cut Stone|0|10}}
{{ResResource|Rope|4|10}}
{{ResResource|Crucibles|5|5}}
{{ResResource|Glass Pipe|5|5}}
{{ResResource|Medium Gears|0|5}}
{{ResResource|Iron Bars|3|3}}
{{ResResource|Shovel Blades|0|3}}
{{ResResource|Pinch Rollers|2|2}}
{{ResResource|Carpentry Blade, Quality 5000+|0|1}}
{{ResResource|Pratyeka Tree Resin, Spindle Tree Resin, or Locust Tree Resin|1777|1777}}
}}
Marsh Tiles to cover
Unfinished Floor Boards to complete