Work control system for a trencher type excavator for soil cement wall

A work control system comprising:

• an excavator adapted for forming a soil cement wall;
• a cutter post provided with said excavator and having an endless chain cutter;
• and
• a display means for displaying an execution state display frame, with an execution width of the soil cement wall based on a fixed work load being an overall width, said display means having width unit graduations corresponding to width dimensions of a side surface of the cutter post parallel to a surface of said soil cement wall, said display means displaying at least any of an area having the soil cement wall already installed, an area being formed with said soil cement wall, an area for which work is not yet started, and the present position of said cutter post so as to divide the display frame within said display frame.

A work control system comprising:

• an excavator adapted for forming a soil cement wall;
• a cutter post provided with said excavator and having an endless chain cutter and a discharge opening for a ground filler;
• and
• a display adapted to display at least one of an execution width of the soil cement wall and a filling quantity of the ground filler at each position of the soil cement wall in a two-dimensional coordinate system having a lateral axis and a longitudinal axis, respectively.

A work control system comprising:

• an excavator adapted for forming a soil cement wall;
• a cutter post provided with said excavator and having an endless chain cutter and a discharge opening for a ground filler;
• and
• a display adapted to display at least one of an area having the soil cement wall already installed, an area to be formed with the soil cement wall, an area of the ground for which work is not yet started, and the present position of the cutter post, said display including a web-like execution display frame having width unit gradiations corresponding to width dimensions of a side of the cutter post parallel to the wall surface of the soil cement wall.