Germany - drainage works

Description

This invitation to tender relates to the reopening of the Weil der Stadt - Calw section of the "Württembergische Schwarzwaldbahn" (route 4810) as the Hermann-HesseBahn. The "Württemberg Black Forest Railway" runs from Stuttgart-Zuffenhausen via Ditzingen, Höfingen, Leonberg, Rutesheim, Renningen, Malmsheim, Weil der Stadt, Schafhausen, Ostelsheim, Althengstett to Calw and was opened in 1872. The special-purpose association's own line has two existing railway tunnels which must be renovated before traffic can resume. The present invitation to tender covers the work for the extension of the superstructure and the railway body (substructure) as well as for the conversion of the drainage system in these two tunnels. The services are divided into two lots:Lot 1: Reconstruction of the Forst tunnel drainage system in AlthengstettRail dismantling approx. 1,300 mRemoval of old ballast and tunnel filling approx. 4,300 m3Removal of the drainage channel approx. 700 mNew construction of drainage channels approx. 1,400 mSoil improvement approx. 500 m3Tunnel filling / base course approx. 3,000 m3Removal / new construction of service water pipe approx. 360 m. This invitation to tender relates to the reopening of the Weil der Stadt - Calw section of the "Württembergische Schwarzwaldbahn" (route 4810) as the Hermann-HesseBahn. The "Württemberg Black Forest Railway" runs from Stuttgart-Zuffenhausen via Ditzingen, Höfingen, Leonberg, Rutesheim, Renningen, Malmsheim, Weil der Stadt, Schafhausen, Ostelsheim, Althengstett to Calw and was opened in 1872. The special-purpose association's own line has two existing railway tunnels which must be renovated before traffic can resume. The present invitation to tender covers the work for the extension of the superstructure and the railway body (substructure) as well as for the conversion of the drainage system in these two tunnels. The services are divided into two lots: Lot 2: Reconstruction of Hirsau Tunnel drainage system in Calw-HirsauRail dismantling approx. 900 mRemoval of old ballast and tunnel filling approx. 3 500 m3Removal of drainage channel approx. 550 mNew construction of drainage channels approx. 1 100 mTunnel filling / base course approx. 3 000 m3

Opportunity closing date

19 December 2019

Value of contract

to be confirmed