E|-------|
B|-------|
G|-------|
D|-8-2---|
A|-8-2---|
E|-6-0---|

E|-------------------------|
B|-------------------------|
G|-------------------------|
D|--8-2--5s6s5---8s9s8-8-2-|
A|--8-2--5s6s5---8s9s8-8-2-|
E|--6-0--3s4s3-0-6s7s6-6-0-| x2
               .
Then play it again a few more times without the big pauses. Ends with:

E|-------------------------------------|
B|-------------------------------------|
G|-------------------------------------|
D|--8-2--5s6s5---8s9s8-8---6---5---3---|
A|--8-2--5s6s5---8s9s8-8---6---5---3---|
E|--6-0--3s4s3-0-6s7s6-6-0-4-0-3-0-1---|
E|-------x3-.-----------------------| . . . . . .

The main riff is the exact same thing above this except the guitar chugs on zero in 
each segment. So to make this effect, I would just play a muted open E after each part like 
the 3s4s3.Play twice.

Next Riff:

E|------------------------------------------|
B|------------------------------------------|
G|-------------------------8-7---5-6-5--3-2-|
D|-2---8-7---5-6-5--3--2---8-7---5-6-5--3-2-|
A|-2---8-7---5-6-5--3--2---6-5---3-4-3--1-2-|
E|-0---6-5---3-4-3--1--0---6-5---3-4-3--1-0-| x2

Next Riff:

E|-----------------------------------|
B|-----------------------------------|
G|-----------------------------------|
D|-2-------------------------8-7-3-2-|
A|-2-2-2-2-2-2-2-2-2-2-2-2-2-8-7-3-2-|
E|-0-0-0-0-0-0-0-0-0-0-0-0-0-6-5-1-0-|
     . . . . . . . . . . . .

E|-------------------------------------------------------------------|
B|-------------------------------------------------------------------|
G|--------------------------------s7--------------s7-----------------|
D|-2-------------------------8-7-4s7---------8-7-4s7---------8-7-3-2-|
A|-2-2-2-2-2-2-2-2-2-2-2-2-2-8-7-4s5-2-2-2-2-8-7-4s5-2-2-2-2-8-7-3-2-|
E|-0-0-0-0-0-0-0-0-0-0-0-0-0-6-5-2s5-0-0-0-0-6-5-2s5-0-0-0-0-6-5-1-0-|
     . . . . . . . . . . . .         . . . .         . . . .

E|-----------------------------|
B|-----------------------------|
G|-----------------------------|
D|---------------8---6---5---3-|
A|-2-2-2-2-2-2-2-8---6---5---3-|
E|-0-0-0-0-0-0-0-6-0-4-0-3-0-1-|
   . . . . . . . . . . . . . .

Back to main riff:

E|--------------------------------------|
B|--------------------------------------|
G|--------------------------------------|
D|--8-2--5s6s5---8s9s8-8---6---5---3----|
A|--8-2--5s6s5---8s9s8-8---6---5---3----|
E|--6-0--3s4s3-0-6s7s6-6-0-4-0-3-0-1----| x2
E|-------x3-.------------------------| . . . . . .

Last riff:

E|-----------------------------------|
B|-----------------------------------|
G|-----------------------------------|
D|-2-------------------------8-7-3-2-|
A|-2-2-2-2-2-2-2-2-2-2-2-2-2-8-7-3-2-|
E|-0-0-0-0-0-0-0-0-0-0-0-0-0-6-5-1-0-|
     . . . . . . . . . . . .

E|-------------------------------------------------------------------|
B|-------------------------------------------------------------------|
G|--------------------------------s7--------------s7-----------------|
D|-2-------------------------8-7-4s7---------8-7-4s7---------8-7-3-2-|
A|-2-2-2-2-2-2-2-2-2-2-2-2-2-8-7-4s5-2-2-2-2-8-7-4s5-2-2-2-2-8-7-3-2-|
E|-0-0-0-0-0-0-0-0-0-0-0-0-0-6-5-2s5-0-0-0-0-6-5-2s5-0-0-0-0-6-5-1-0-|
     . . . . . . . . . . . .         . . . .         . . . .

E|-----------------------------|
B|-----------------------------|
G|-----------------------------|
D|---------------8---6---5---3-|
A|-2-2-2-2-2-2-2-8---6---5---3-|
E|-0-0-0-0-0-0-0-6-0-4-0-3-0-1-|
   . . . . . . . . . . . . . .