31. Options include thick double lines or a thick and a thin double line and so on. 32. All box were abolished, and replaced with double line block section Kyneton-Castlemaine " A " box. 33. The Erivan Fortress had three gateways on its double line battlements : Tabriz, Shirvan and Korpu. 34. It is this double line that constituted the most significant change from the previous single-line phalanx. 35. The line is a double line and therefore does not have any fast trains on it. 36. For many years the line ran trains on the right hand track on double line sections. 37. The railway was constructed of a double line of beech rails, and laid upon oaken sleepers. 38. The line across it remained single tracked despite the structure being wide enough for a double line . 39. Riot police and double lines of barbed-wire barricades stopped demonstrators from getting too close to the building. 40. The double line was re-instated in 2004.
