iii) blending a predetermined amount of the polymer asphalt master batch with a predetermined amount of the asphalt cross linking {HEAD ~ agent blend} to form {TAIL ~ a PMA blend}; and 
to form
iii ) blending a predetermined amount of the polymer asphalt master batch with a predetermined amount of the asphalt cross linking { HEAD ~ agent blend } to form { TAIL ~ a PMA blend } ; and
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH