The building of a trunk line from Dar-es-Salaam to Mrogoro (140 m.), and ultimately to Ujiji by way of Tabora, was begun in 1905.
The trunk line constructed by the Franco-Belgian syndicate connects Lu-Kou-ch'iao, the original terminus, with Hankow - hence the name Lu-Han by which this trunk line is generally spoken of, Lu being short for Lu-Kou-ch'iao and Han for Hankow.
A trunk line runs from the frontier of Morocco at Lalla Maghnia, 44 m.
By the linking-up of the various state systems several grand trunk line routes have been developednotably the lines Berlin-ViennaBudapest; Berlin-Cologne-Brussels and Paris; Berlin-HalleFrankfort-on -Main-Basel; Hamburg-Cassel-Munich and Verona; and Breslau-Dresden-Bamberg-Geneva.
From London on the South Wales trunk line of the Great Western railway, and is the junction of the Barry Company's railway to Barry via Llantwit Major.
Wildungen, in the extreme south of Waldeck, is the terminus of a branch line from Wabern, and a light railway runs from Warburg to Marburg; Pyrmont is intersected by the trunk line running from Cologne,via Paderborn, to Brunswick and Berlin.
The first great trunk line in the country was that of the Erie railway, opened from Piermont, on the Hudson river, to Dunkirk, on Lake Erie, in 1853.
Circuits to the trunk exchanges where the necessary connexions are made between the trunk line and the junctions.
From the seaports of Cape Town, Port Elizabeth, East London, Durban, Lourenco Marques and Beira railway lines run to Kimberley, Bloemfontein, Johannesburg and Pretoria, while a trunk line extends north from Kimberley through Rhodesia (in which gold mining began on an extensive scale in 1898) and across the Zambezi below the Victoria Falls into the Congo basin, where it serves the Katanga mineral area.