stuck Ch.4 need help plz.

[thiscrazypinoy]

heres a pic of where im stuck. i killed every1. i searched everywhere and im stuck. where do i go to open the doors? i hope u can see where im at on ch.4, if not i can upload a bigger picture.

 

[twinviper]

erm.. go through the door back to where the broken valve is. look to the right and shoot the explosive barrels.

a giant log comes out of somewhere and knocks the big gate open.

 

[thiscrazypinoy]

i did that, but i don't remember seen a giant log that knocks the gate opne. oh, maybe shoot others.

 

[warban]

try shooting all exposive barrels

 

[Black-Falcon]

Its a bunch of I beams, just remember, if you think you cant do it, it might be a physics puzzle.