cod4-sdk/raw/phys_collmaps/com_pipe_8_90angle_gas.map

iwmap 4
"000_Global" flags  active
"The Map" flags 
// entity 0
{
"classname" "worldspawn"
// brush 0
  {
    physics_cylinder
    {
      0.707107 0.000000 0.707107 -3.000000 -0.000000 3.999999 20.000000 7.981582
    }
  }
}