Tenders Are Invited For Horticultural Services – Roof Maintenance For Green Roof Areas At The Werdhölzli Sewage Treatment Plant

Horticultural Services – Roof Maintenance For Green Roof Areas At The Werdhölzli Sewage Treatment Plant. In The Future, The Roof Maintenance Of The Werdhölzli Sewage Treatment Plant Of The Waste + Recycling Zurich Will Be Carried Out Systematically And Sustainably. The Focus Is On The Safety Of Users, The Protection Of The Building Structure And Environmentally Friendly Implementation. Roof Maintenance Is Awarded To Qualified Companies That Have The Necessary Plant Knowledge And Understanding Of Working On Roofs. Horticulturist: Performs Maintenance Work 3 – 5 Times A Year And Reports Visible Damage To The Infrastructure Construction Manager. The Work Is Checked In Autumn To Ensure That No Unwanted Plants Overwinter. Roofers/Plumbers/Metal Construction: Carry Out The Condition Assessment Once A Year After The First Roof Maintenance, As Damage Is Then Most Visible. He Then Immediately Offers All Small And Urgent Maintenance Work That Has Been Identified. If Necessary, He Brings In A Metal Worker. The Service Is Divided Into Scheduled And Unscheduled Maintenance Work. Unplanned Maintenance Work Includes The Following Work And Must Be Carried Out By Companies In The Horticultural And Roofing/Plumbing/Metal Construction Sectors: * Short-Term Maintenance Work * Damage Repairs * Safety-Relevant Events (E.G. Blocked Drains, Loose Components, Vegetation Problems)