Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
La "Direttissima" Bologna-Firenze
Line, 51 1/2 mi long, is laid with double track; max gradients in open 1:83 and 1:125 in tunnels; gradients in Great Apennine tunnel are 1:500 and 1:173; main track laid with 18-m rails of 50.6 kg per m with 30 ties for each length; technical difficulties in construction of line; construction of tunnel, 18,150 m long. (see also English description in Engineering v 138 n 3574, 3576, 3579 and 3582 July 13 1934 p 29-31, July 27 p 84-6, Aug 17 p 159-61 and 172 and Sept 7 p 239-42 and 252 supp plates; and French description in Genie Civil v 105 n 4 July 28 1934 p 77-82)
La "Direttissima" Bologna-Firenze
Line, 51 1/2 mi long, is laid with double track; max gradients in open 1:83 and 1:125 in tunnels; gradients in Great Apennine tunnel are 1:500 and 1:173; main track laid with 18-m rails of 50.6 kg per m with 30 ties for each length; technical difficulties in construction of line; construction of tunnel, 18,150 m long. (see also English description in Engineering v 138 n 3574, 3576, 3579 and 3582 July 13 1934 p 29-31, July 27 p 84-6, Aug 17 p 159-61 and 172 and Sept 7 p 239-42 and 252 supp plates; and French description in Genie Civil v 105 n 4 July 28 1934 p 77-82)
La "Direttissima" Bologna-Firenze
La "Direttissima" Bologna-Firenze
1934
3 pages
3 Supp sheets
Aufsatz (Zeitschrift)
Italienisch
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La direttissima Firenze-Bologna
| Engineering Index Backfile | 1934
La "Direttissima" Bologna-Firenze
Engineering Index Backfile | 1934
Der grosse Apennin-Tunnel der "Direttissima" Bologna-Firenze
| Engineering Index Backfile | 1934
Bologna-Florence Direttissima railway and Great Apennine tunnel
Engineering Index Backfile | 1931
Die "direttissima" B'ologna -- Florenz
| Engineering Index Backfile | 1934