The two companies will be awarded 237.5 million lei (EUR53.6 million) for the project, which will be built in Sarmasel locality, Mures County.
Condmag will execute 58.2% of the project, while Inspet the remaining works.
Dafora (DAFR.RO) controls 45.82% of Condmag shares, while Dutch fund OGBB A Van Herk holds a 10.91% stake.
Friday, Condmag closed down 1.05% at RON0.0985 a share in Bucharest. (EUR1=RON4.4232)