function grid = LEM_SLC_EB_grid(airways)
%

x_min = -18500;
x_max = 18500
y_min = -11500;
y_max = 11500;
del_x = 2000;
del_y = 2000;
hd = 200;

vertexes = airways.vertexes;
launch_vertexes = airways.launch_vertexes;
land_vertexes = airways.land_vertexes;
launch_sites = vertexes(launch_vertexes,1:2);
land_sites = vertexes(land_vertexes,1:2);

grid = LEM_gen_grid(x_min,x_max,y_min,y_max,del_x,del_y,...
    launch_sites,land_sites,hd);
tch = 0;
