Help : Stuck on Lvl 3 : Artus Mine

[sHoKz]

im stuck on the bit where i have to cripple the mine in artus mine lvl

please fill me in on how to complete the mission..

here are some screenies to tell u what bit im up to, thx

tbh im lost...

http://www.geocities.com/kinky_slag/jk2outcast/Image1.jpg

http://www.geocities.com/kinky_slag/jk2outcast/shot0001.jpg

http://www.geocities.com/kinky_slag/jk2outcast/shot0002.jpg

If ****ty Geocities comes up with an "unavailable" error, right click save-as. thx