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TENDER · switzerland-simapgovernmentworks

Plantahof Building A Administration Energy Renovation West Extension Roofing Works 2026 Tender

Original: Plantahof: Trakt A – Verwaltungsgebäude, energetische Sanierung Erweiterung West, 7302 Landquart / BKP 222, 224 Spengler- und Bedachungsarbeiten

Hochbauamt Graubünden

In context

This is a contract notice published by a government body covering construction and works. Bids are invited through an open procedure. Delivery covers Switzerland (CH-GR). It is classified under Energy Efficiency, Sustainable Buildings and Engineering and Infrastructure against the sustainability taxonomy rather than matched on keywords.

Summary

This tender procures roofing and sheet-metal works for an energy-efficient retrofit of an administrative building, replacing an old metal roof with a new flat roof featuring thermal insulation, waterproofing, extensive green roof, and skylights. Bidders must be specialized roofing contractors with expertise in flat-roof systems, thermal performance, and extensive green-roof installation.

Summary by Raise Lens from the official notice · 14 Oct 2026Accurate?

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About this tender

Bestehendes Blechdach wird durch ein neues Flachdach mit Wärmedämmung, Abdichtung, extensiver Dachbegrünung und Oberlichtern ersetzt. Sämtliche Spenglerarbeiten, Dachrandabschlüsse sowie Anschlüsse an angrenzende Bauteile.

Key requirements

  • ✓Replace existing metal roof with new flat roof system
  • ✓Install thermal insulation, waterproofing, and extensive green roof
  • ✓Install skylights and complete all sheet-metal works and roof-edge closures
  • ✓Ensure connections to adjacent building components

CPV codes

Relevant sectors

About this sector

Energy efficiency funding covers building retrofits, industrial process upgrades, heat recovery, efficient equipment and demand reduction. It arrives as grants for audits and capital works, as support schemes run by agencies and utilities or as public tenders for retrofit and energy services. Applicants usually need a baseline of current energy use and a measured saving.