, ▁Iran . ▁At ▁the ▁ 2 0 0 6 ▁census , ▁its ▁population ▁was ▁ 9 3 7 , ▁in ▁ 1 9 7 ▁families . ▁ ▁References ▁▁ ▁Category : Pop ulated ▁places ▁in ▁A qq ala ▁County <0x0A> </s> ▁The ▁Carl ton ▁Bridge ▁is ▁a ▁rail road ▁vertical - l ift ▁bridge ▁which ▁car ries ▁one ▁rail ▁line ▁over ▁the ▁K enne bec ▁River ▁between ▁Bath ▁and ▁W ool wich , ▁Maine . ▁It ▁was ▁completed ▁in ▁ 1 9 2 7 . ▁Until ▁August ▁ 1 , ▁ 2 0 0 0 , ▁it ▁also ▁carried ▁two ▁lan es ▁of ▁U . S . ▁Route   1 ▁( US   1 ) ▁on ▁its ▁upper ▁deck , ▁after ▁which ▁the ▁highway ▁was ▁transferred ▁to ▁the ▁ad jo ining ▁S ag ad ah oc ▁Bridge ▁and ▁the ▁road ▁connection ▁sever ed . ▁The ▁majority ▁of ▁the ▁road ▁deck ▁remains ▁but ▁may ▁be ▁removed ▁in ▁the ▁future . ▁It ▁is ▁the ▁last ▁down stream ▁fixed ▁crossing ▁of ▁the ▁K enne bec . ▁ ▁With ▁the ▁removal ▁of ▁US   1 ▁from ▁the ▁bridge , ▁its ▁primary ▁traffic ▁is ▁fre ight ▁trains ▁operated ▁by ▁the ▁Maine ▁Central ▁and ▁Quebec ▁Railway ▁that ▁are ▁bound ▁for ▁manufact ur ers ▁in ▁Thom ast on , ▁of ▁which ▁several ▁pass ▁over ▁the ▁bridge ▁per ▁week . ▁It ▁has ▁also ▁carried ▁passenger ▁exc urs ion ▁trains ▁to ▁Rock land , ▁though ▁the ▁Maine ▁Department ▁of ▁Transport ation ▁le ased ▁the ▁line ▁to ▁another ▁company ▁that ▁will ▁means