// Gmsh project created on Sun Feb 19 16:29:19 2006

lc = 18. ; 

Point(1) = {0,-40,-18.75, lc };
Point(2) = {0,40,-18.75, lc };
Point(3) = {0,40,18.75, lc };
Point(4) = {0,-40,18.75, lc };
Line(1) = {4,1};
Line(2) = {1,2};
Line(3) = {2,3};
Line(4) = {3,4};
Line Loop(5) = {1,2,3,4};
Plane Surface(6) = {5};
Point(5) = {1600,-40,-18.75, lc };
Point(6) = {1600,40,-18.75, lc };
Point(7) = {1600,40,18.75, lc };
Point(8) = {1600,-40,18.75, lc };
Line(9) = {8,5};
Line(10) = {5,6};
Line(11) = {6,7};
Line(12) = {7,8};
Line Loop(13) = {9,10,11,12};
Plane Surface(14) = {13};
Line(15) = {1,5};
Line(16) = {6,2};
Line(17) = {3,7};
Line(18) = {8,4};
Line Loop(19) = {18,-4,17,12};
Plane Surface(20) = {19};
Line Loop(21) = {1,15,-9,18};
Plane Surface(22) = {21};
Line Loop(23) = {17,-11,16,3};
Plane Surface(24) = {23};
Line Loop(25) = {16,-2,15,10};
Plane Surface(26) = {25};
Surface Loop(27) = {20,-22,6,26,-24,-14};
Volume(28) = {27};

// Characteristic Length {7,6} = 0.1;
