Provisional sums, PC Sums Home › Forums › Ireland › Provisional sums, PC Sums This topic has 2 replies, 3 voices, and was last updated 20 years, 2 months ago by LOB. Viewing 2 reply threads Author Posts March 2, 2004 at 11:14 pm #706886 StonemonkParticipant Can anyone with a fresh memory of the professional practice studies tell me the exact difference between a Provisional sum and a Prime Cost Sum ? March 3, 2004 at 12:05 am #741438 sw101Participant were we supposed to learn that stuff? crap it March 3, 2004 at 11:01 am #741439 LOBParticipant http://www.trp.dundee.ac.uk/research/glossary/contract.html Author Posts Viewing 2 reply threads You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In Latest News