Budget Quota of Non-ferrous Metal Industry Construction Project Volume IV Budget Quota of Non-ferrous Metal Industry Mine Roadway Project, the area of direct cost is hereinafter referred to as this quota, which is based on the original five quotas and three quotas in 2008 and combined with the characteristics of non-ferrous metal industry mine construction project. It is used together with the budget quota of auxiliary cost of non-ferrous metal mine roadway project. It is the basis for drawing up the construction drawing budget of the direct cost of shaft and lane engineering in nonferrous metal industry, and also the basis for project settlement, preparation of pre-tender estimate or tender offer. It is also the basis of compiling budget quota and comprehensive index.