sounds right to me!
drop d tuning
intro:
e-0--0--0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0--0-0-0-0
b-0--0--0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0-0--0-0-0-0
g-11-11-9-9-8-8-6-6-9-9-8-8-6-6-4-4-6-6-4-4-1-1-4-4-1-1-4-4-b6-4-6-4 (x2)
d-------------------------------------------------------------------
a-------------------------------------------------------------------
d-------------------------------------------------------------------

verse:(x3)
e------------------------------------------------------------------
b------------------------------------------------------------------
g-11---------------------------------------------------------------
d-9--9-9-9-9-9-9-9-9-4-4-4-4-4-4-4-4-2-2-2-2-2-2-2-2----0-h2-0-h2-0
a-9--9-9-9-9-9-9-9-9-4-4-4-4-4-4-4-4-2-2-2-2-2-2-2-2----0-h2-0-h2-0  (x3)
d-9--9-9-9-9-9-9-9-9-4-4-4-4-4-4-4-4-2-2-2-2-2-2-2-2----0-h2-0-h2-0
     (--------------palm muted----------------------)

e---------------------------------------------------------------------------
b---------------------------------------------------------------------------
g-11------------------------------------------------------------------------
d-9---------------------------------------------------------------------2---(x1)
a-9--9-9-9-9-9-9-9-9-4-4-4-4-4-4-4-4-2-2-2-2-2-2-2-2-2-2-2-2-0-h2-0-h2------
e-9--9-9-9-9-9-9-9-9-4-4-4-4-4-4-4-4-2-2-2-2-2-2-2-2-2-2-2-2-0-h2-0-h2------
     (--muted----------)(--merge from muting to heavy struming-)

e---------------------------------------------------------------
b--------------------------------------------------------------3
g-------------------------------2------------------------------2
d-2---2-2-0-h2-0-h2-0-2-2-2-0---4---2---2-0-h2-0-h2-0-2-2-2-0--- (move straight
a-2---2-2-0-h2-0-h2-0-2-2-2-0-------2---2-0-h2-0-h2-0-2-2-2-0---  to next riff
e-2---2-2-0-h2-0-h2-0-2-2-2-0-------2---2-0-h2-0-h2-0-2-2-2-0---

e---------------------------
b---------------------------
g---------------------------
d-2---2-2-0-h2-0-h2-0-2/14-0
a-2---2-2-0-h2-0-h2-0-2/14-0
d-2---2-2-0-h2-0-h2-0-2/14-0

chorus:

e------------------------------------------------------------
b------------------------------------------------------------
g-----------------------------------------------------------5
d-9-9-9-9-6-6-6-6-4---2-2-2-2-2-2-2-2-0-h2-0-h2-0-----------5  (then back to
a-9-9-9-9-6-6-6-6-4---2-2-2-2-2-2-2-2-0-h2-0-h2-0-----------3   verse)
d-9-9-9-9-6-6-6-6-4---2-2-2-2-2-2-2-2-0-h2-0-h2-0------------   later on this
                                                                riff leads into
                                                                the interlude.
interlude:(guitar 1)
e------------------------------------------------
b------------------------------------------------
g------9-----------------------------------------
d-6-0--9--9---5-5-5-5-5-5-4-2-2-2-2-2-4-2-2-2-2-0 
a-6-0--7--9---5-5-5-5-5-5-4-2-2-2-2-2-4-2-2-2-2-0
d-6-0-----9---5-5-5-5-5-5-4-2-2-2-2-2-4-2-2-2-2-0

interlude:(guitar 2)

e----3-3-3-3-3-3-3-3-3-3-3-3-3-3
b----3-3-3-3-3-3-3-3-3-3-3-3-3-3
g----4-4-0-0-4-4-0-0-4-4-0-0-4-4
d-------------------------------
a-------------------------------
d-------------------------------

the whole song can be broken down into these riffs, you can figure out
the order, and the outrois to come.

e---------------------------------------------------
b---------------------------------------------------
g--------------------------------------------------- (this leads straight on 
d-9-9-9-9-9-6-6-6-6-6-4---2-2-2-------4-2-2-2-------  to the next riff)
a-9-9-9-9-9-6-6-6-6-6-4---2-2-2-------4-2-2-2/14----
d-9-9-9-9-9-6-6-6-6-6-4---2-2-2/14----4-2-2-2-------

e--------------------------------------
b--------------------------------------
g----------------------------5--4------
d-4-2-2-4-2-2-4-2-2-4-2-2-0--5--4------
a-4-2-2-4-2-2-4-2-2-4-2-2-0--3--2------
d-4-2-2-4-2-2-4-2-2-4-2-2-0------------