Dargaville High School – Pool Roof Replacement

Overview The Ministry of Education (NZ) is seeking a contractor to carry out roof replacement works to the pool building at Dargaville High School, including structural remediation to the roof trusses and replacement of the existing ridge pop-up vent structure. Scope The scope includes: Demolition of the existing ridge pop-up vent along the full pool hall ridge (approx. 28.9 m), with careful removal, storage and reinstatement of the aluminium louvres Removal of the existing roofing underlay accessible between the trusses, with edges taped to stop debris entering the pool Structural remediation to all existing roof trusses to BG&E's design, comprising steel strap bracing, timber struts, a continuous apex tie, and repair or replacement of truss connector plates with plywood gussets Replacement of the roof purlins Construction of a new engineered timber-framed ridge pop-up structure New roofing to the pop-up only, comprising pressed metal roof tiles to match existing, flashings, fibre cement cladding on rigid air barrier, fascia, barge boards, soffits and underlay Installation of new box gutters and uPVC downpipes along both sides of the full roof length Repaint of all exposed roof framing and existing truss connector plates Hold points for asbestos sampling of the pop-up (any removal to be by Variation at tendered rates) and for BG&E construction monitoring inspections The main roof underlay is not being renewed as part of these works, and the existing internal box gutters are to be retained and cleaned only. Contractor Requirements Works are to be carried out under Building Consent Exemption EX260300 (Kaipara District Council) The pool will be out of service during the works and may need to be drained Pool plant and equipment must be protected and the enclosure kept weathertight throughout the works Enquiries All enquiries are to be made through GETS.