▁which ▁allowed ▁for ▁on - site ▁repair ▁and ▁production ▁of ▁replacement ▁pieces . ▁Its ▁features ▁included ▁fifteen ▁l ath es , ▁a ▁machine ▁repair ▁unit , ▁four ▁l ath es ▁for ▁straight ening ▁rolling ▁mill ▁cyl ind ers , ▁a ▁car ousel ▁lat he , ▁a ▁plan er ▁and ▁two ▁all - pur pose ▁cut ters . ▁ ▁Work ers ▁were ▁hous ed ▁on ▁site ▁in ▁a partment ▁blocks . ▁The ▁first ▁of ▁these , ▁as ▁well ▁as ▁an ▁app rent ices ' ▁school , ▁appeared ▁in ▁ 1 9 4 9 - 1 9 5 2 . ▁A ▁new ▁neighborhood ▁of ▁blocks ▁for ▁workers ▁began ▁to ▁be ▁built ▁in ▁ 1 9 5 9 ▁on ▁the ▁s lop ing ▁right ▁bank ▁of ▁the ▁St rei , ▁in ▁the ▁vic inity ▁of ▁the ▁Stre is ân ge org iu ▁Church . ▁In ▁ 1 9 6 1 , ▁due ▁to ▁its ▁economic ▁importance , ▁C ă lan ▁commune ▁was ▁declared ▁a ▁town . ▁In ▁ 1 9 3 0 , ▁the ▁population ▁number ed ▁ 6 8 0 1 ; ▁this ▁had ▁ris en ▁to ▁ 1 4 , 7 3 8 ▁by ▁ 1 9 9 2 . ▁A ▁prominent ▁player ▁in ▁the ▁Roman ian ▁steel ▁industry , ▁the ▁works ▁produced ▁gray ▁iron , ▁co ke , ▁coal , ▁tar ▁and ▁cast ings , ▁including ▁st ov es ▁and ▁radi ators . ▁By ▁the ▁ 1 9 8 0 s , ▁the ▁complex ▁employed ▁some ▁ 8 0 0 0 ▁individuals ▁from