Switzerland – Construction work – Regenüberlaufbecken, Weyermannshaus, 211 Baumeisterarbeiten, TP1: Regenbecken und Stöckackerstrasse

Civil engineering works including specialist foundation engineering (sheet piling, diaphragm walls, piles) for a rainwater basin on the Weyerli site and the upstream sewerage works and channels in Stöckackerstrasse. Main quantities: Removal of topsoil and subsoil: 150 m³ Paving: 250 t Excavation (and disposal): 17'300 m³ (excavation pit + trench) Sheet piling: 2’500 m² Diaphragm walls, removable: 1’880 m² Nail walls: 120 m² Self-drilling anchors: 160 m Concrete: 1'900 m³ Formwork: 6'750 m² Sewerage: 105 m Cable protection pipes: 700 m Service lines: 1500 m Edging: 900 m No reference is made to product, brand, design or type designations. If such designations are listed exceptionally, equivalent alternatives are permitted. The equivalence must be demonstrated by the bidder.