Here's the tab for sickman, straight out of the actual tab book. 
 
Tune all strings down 1/2 step 
 
(drums) 3  Gtr 1            Rhy. Fig. 1 
|---------|----------------|----------------------------------| 
|---------|----------------|----------------------------------| 
|---------|--11\-----------|----------------------------------| 
|---------|--11\-------11p7|----------------------------------| 
|---------|----------------|----------3-3-3-------3-------3---| 
|---------|----------------|--2-2-2-2-------2-2-2---2-2-2---2-| 
|Gtr. 2                     P.M........................... 
|---------|----------------|------------------------------| 
|---------|----------------|------------------------------| 
|---------|----------------|------------------------------| 
|---------|----------------|--7--------------------7------| 
|---------|----------------|------------------------------| 
|---------|----------------|------------------------------| 
                             w/delay 
Gtr.1 
(end Rhy. Fig1) 
|----------------------------------|----------------------------------|----------------------------------| 
|----------------------------------|----------------------------------|----------------------------------| 
|----------------------------------|----------------------------------|----------------------------------| 
|----------------------------------|----------------------------------|----------------------------------| 
|---------3-3-3-------3-------3----|---------3-3-3-------3-------3----|---------3-3-3-------3-------3----| 
|-2-2-2-2-------2-2-2---2-2-2---2--|-2-2-2-2-------2-2-2---2-2-2---2--|-2-2-2-2-------2-2-2---2-2-2---2--| 
|P.M..................................................................................................... 
|Gtr. 2 
|----------------------------------|----------------------------------|----------------------------------| 
|----------------------------------|----------------------------------|----------------------------------| 
|----------------------------------|----------------------------------|----------------------------------| 
|--7------------------7------------|--7------------------7------------|--7------------------7------------| 
|----------------------------------|----------------------------------|----------------------------------| 
|----------------------------------|----------------------------------|----------------------------------| 
 
Verse w/Rhy. fig. 1 
1. What the hell am I? Thousand  eyes a fly. Lucky then I'd be in one day deceased. 
2. What the hell am I? Leper from inside. Inside wall of peace dirty and deceased. 
3. What the hell am I? Worn eroded pride. Saddened ten miles wide. I'm gonna let it slide 
 
Chorus w/ Rhy. Fig. 2 
1.,2.,3.  Sickman  sickman, sickman, sickman 
Rhy fig. 2 Gtr. 1 
|-------------------------------|--------------------------------| 
|-------------------------------|--------------------------------| 
|-------------------------------|---------8-8-8--------7-7-----5-| 
|---------3-3---------3-3-----3-|-7-7-7-7-7-7----5-5-5-5-5-3-3-5-| 
|---------1-1---------1-1-----1-|--------------------------------| 
|-0-0-0-0-----0-0-0-0-----0-0---|--------------------------------| 
 
Rhy. fig. 1 (first 2 meas.) 
 
Bridge Gtr. 1 
|-------------------------------|-------------------------------| 
|--------/10----------/10-------|--------/10----------/10-------| 
|---------/8-----------/8-------|---------/8-----------/8-------| 
|-------------------------------|-------------------------------| 
|-------------------------------|-------------------------------| 
|-------------------------------|-------------------------------| 
         ah            ah                 ah            ah 
         ah            ah                 ah            ah 
 
The slow part(?) Gtr. 1 
let ring  
|-------------------------|-------------------------|-------------------------|-------------------------| 
|---------4-----------4---|---------4-----------4---|---------4-----------4---|--------4-----------3----| 
|------2----------2-------|------2----------2-------|------2----------2-------|-----2--------------2----| 
|--------------1----------|--------------0----------|--------------1----------|------------5---5---0----| 
|--0----------------------|--0----------------------|--0----------------------|--0---------3---3---0----| 
|-------------------------|-------------------------|-------------------------|-------------------------| 
 I       can               feel   the wheel    but    I        can't            steer, 
 I       can               see    the end       is    get -    ting             near 
 
|-------------------------|-------------------------|-------------------------|---------------------------0-| 
|------------4--------4---|---------4-----------4---|---------4-----------4---|--------4--------3---------0-| 
|---------2--------2------|------2----------2-------|------2----------2-------|-----2-----------2-----------| 
|---------------1---------|--------------0----------|--------------1----------|-----------5--5--0-----------| 
|--3b--0------------------|--0----------------------|--0----------------------|--0--------3--3--0-----------| 
|-------------------------|-------------------------|-------------------------|--------------------3b-0-----| 
 when    my                thoughts   become   my    big  -   gest          fear 
  I      won't             rest  un - til    my      head    is             clear 
 
Rhy fig. 3 Gtr.1                    (end Rhy. fig. 3) 
|-------------------------|-----------------------0--| 
|-------------------------|-----------------------0--| 
|-------------------------|--------------------------| 
|------------3---------2--|--------------------------| 
|------5-----------4------|--5---5---7---5b----------| 
|--6------------5---------|--3---3---5---3b---0------| 
 Ah                         what's the difference I'll die 
 
w/Rhy. Fig. 3 (twice) 
In this sick world of mine 
 
2nd time through 
Interlude  
Rhy. Fig. 4 Gtr. 1 
(end Rhy. fig. 4) 
|---------------------|-----------------------|-----------------------|-----------------------| 
|---------------------|-----------------------|-----------------------|-----------------------| 
|--------4------------|-------------------3---|--------4--------------|-----------------3-----| 
|-----4-----------4---|--------4--------------|-----4--------------4--|--------4--------------| 
|--2-----------2------|-----2---------3-------|--2------------2-------|-----2--------4--------| 
|-----------0---------|--3---------2----------|------------3----------|--3--------2-----------| 
 
w/Rhy. Fig. 4 (3 1/2 times) 
Can you see the end? 
Choke on me my friend 
Must to drown these thoughts 
Purity over rot 
 
Rhy. Fig. 5 Gtr. 1 
(end Rhy. fig. 5) 
|-----------------------|-----------------------|-----------------------|-----------------------| 
|-----------------------|-----------------------|-----------------------|-----------------------| 
|--------6--------------|--------5---------4----|--------6--------------|--------5--------------| 
|-----6------------6----|-----------------------|-----4-------------6---|-----------4---2---2---| 
|--4-----------4--------|-----6---------5-------|--4------------4-------|-----6-----4---2---2---| 
|-----------5-----------|--4--------3-----------|-----------5-----------|--4--------2---0---0---| 
 
(Rhy. fig. 5 is played twice under the guitar solo)