Tenders Are Invited For Works For Complete Or Part Construction And Civil Engineering Work – Renovation Of Eteläinen Ruskeasuo Water Supply Tp 85-25

Works For Complete Or Part Construction And Civil Engineering Work – Renovation Of Eteläinen Ruskeasuo Water Supply Tp 85-25. The Building Site Is The Eteläinen Ruskeasuo Area (00280 Helsinki). The Area Has A Poor Water Supply Network Built Mainly In The 1940S, Which Will Be Renovated In This Contract. In The Same Context, The Old Mixed Drainage Is Separated Into Separate Storm And Wastewater Networks. The Length Of The Water Pipe Is Approximately 1.45 Km, The Waste Water Drain Is Approximately 1.4 Km And The Storm Water Drain Is 1.2 Km. The Scope Is Presented In Detail In The Plans. The Existing Infrastructure Is Largely Founded On Rock And In Rock Channels And Is Easily Damaged By Blast Mining. Excavation Must Be Done At Least Mainly With Non-Explosive Methods. In Blast Excavation Work, The Requirements Of The Noise Permit Of The City Of Helsinki Must Be Followed Regarding Working Hours. There Is One Kindergarten In The Area On Raisiontie. There Are Trees And Bushes In The Area, E.G. In Ratsaspuisto And Koroistentien Park, Which Have Been Defined As Protected By The City Of Helsinki. There Are No Intermediate Goals In The Contract. The Plans Of The Request For Tenders Are Not Directly Available On The Tarjouspalvelu.Fi Portal Due To The Confidential Information They Contain For The Customer, And Therefore The Plans Are Only Sent To The Candidates Selected For The Negotiation Against A Completed Confidentiality Agreement For The Purpose Of Making A Preliminary Offer.