Civil Works of BUT Upgrade and New CPF in Missan Oil Fields, Iraq This project will double its crude oil processing capacity from current 150,000 barrels to 300,000 barrels per day. It mainly includes twelve units of BUT upgrade, new CPF and BUS1 renovation, etc., which are distributed in five single buildings with a total area of about 10,000 m2, as well as equipment foundations, roads and site formation works, etc.NEW CCR constructionNEW CCR buildingPower distribution roomConstruction of fire water tankSteel binding of roof slab of LCR01 building