Morning all ive got another 5ft in length to play with width stays at 6ft the shed is now 16ft long at the moment the end to end steel works rolled coil slabs etc to sidings,EWS to DB Schenker time frame in south Wales ,dcc control.i would like to have single main line in a loop past the sidings with some from of exchange sides into the steel products warehousing with its own shunters ive got some throughts in my head any ideals or leads to photos would be a great help thanks all.