metro-north operates a large train yard in new haven on the east side of the tracks, opposite amtrak's yard. work is done here, as well as the storing of train cars and locomotives. it is not uncommon to find trains from the waterbury branch being stored in new haven between schedules. the consist usually is made up of one bl20-gh locomotive as well as three shoreliner passenger cars. smaller yards are located in bridgeport and stamford.