United Kingdom-Bristol: Boiler installation work

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Title	United Kingdom-Bristol: Boiler installation work
OJEU (High Value)	417090-2020
Type	Invitation to tender
Date Published	2020-09-04
Deadline	2020-09-30 12:00:00
Nature Of Contract	Public works contract
Awarding Authority
Procedure	Open procedure

Description :

CONTRACT NOTICE Section I: Contracting authority I.1) Name and addresses: Official name: Bristol City Council Postal address: City Hall, College Green Town: Bristol Postal code: BS1 5TR Country: UK Contact person: Ms Carrie Pearson E-mail: carrie.pearson@bristol.gov.uk NUTS code: UKK11 Main address: https://www.bristol.gov.uk/ Address of the buyer profile (URL): https://www.bristol.gov.uk/ Communication I.3) Procurement documents (URL): External Portal Detected (Private Hosting) - Please note that access to this portal will be provided free of charge. Additional Information I.3.4) Additional information can be obtained from: I.3.6)Tenders or requests to participate must be submitted electronically via: www.procontract.due-north.com I.4) Type of the contracting authority: REGIONAL AUTHORITY Main Activity I.5.1) Main Activity: GENERAL PUBLIC SERVICES Section II: Object of Contract Title: Wet Heating Domestic System Installation Reference number: DN495755 II.1.4) Short description Remove any existing heating system including storage heaters, multi-point water heaters, back boilers, gas wall heaters and any associated pipe work and make good. This excludes gas and electric warm air heaters that must not be removed due the risk of asbestos. (This clause does not apply for the installation only of new heating systems). This is a general comment and must be included in the surveyors report/survey. Install a Vaillant Eco Tec Sustain 28 ERP Condensing Combination Boiler or a Worcester Bosch Junior 30i ERP or an Ideal Logic 30 ERP (to include external filling loop) in a position agreed with the customer. The type of boiler is dependent on the percentage agreed in the contract by employers agent. II.01) Estimated value excluding VAT: GBP 918000 Information about lots II.1.6) This contract is divided into lots: no Description: Item/Lot 1 NUTS code: UKK11 II.1.4) Short description Remove any existing heating system including storage heaters, multi-point water heaters, back boilers, gas wall heaters and any associated pipe work and make good. This excludes gas and electric warm air heaters that must not be removed due the risk of asbestos. (This clause does not apply for the installation only of new heating systems). This is a general comment and must be included in the surveyors report/survey. Install a Vaillant Eco Tec Sustain 28 ERP Condensing Combination Boiler or a Worcester Bosch Junior 30i ERP or an Ideal Logic 30 ERP (to include external filling loop) in a position agreed with the customer. The type of boiler is dependent on the percentage agreed in the contract by Employers Agent. The installation shall include: (a) security bracket and fixing bolt; (b) connections to heating circuit; (c) service/isolation valves; (d) waste pipes for disposal of condensate from the boiler to drain, (solvent weld plastic pipe) to be run internally where possible; (e) condensate pipe work run externally should be run in 32 mm plastic pipe work to a maximum length of 3 meters. This must have an in 1 in 5 fall with an air break at the top and terminate into the drain cover out site the property; (f) any additional external pipe work, foam insulation is to be used to cover or encase to protect from frost; (g) horizontal flue and terminal where ever possible unless specified or agreed by Employers Agent; (h) filling loop and Condense installed in accordance with Manufacturer’s instructions and British standards; (i) removal of existing cylinder and associated pipework; (j) modification to existing hot and cold water services pipework to connect new boiler; (k) modifications to airing cupboard comprising the supply and fitting of two slatted shelves, all making good and new plasterboard ceiling if required; (l) modifications to fire places to enable installation of electric fire or similar mentioned separately. If wooden fire surrounds are to be fitted, the builders opening is to be adequately sealed and vent installed; (m) Flue liners to be removed and make good upon removal; (n) fix heating circuit as per specification comprising of Radiators, TRV's and Lockshield valves, drain cocks and all appropriate pipe work and connections to the index circuit; (n) install new gas supply correctly sized to boiler, gas cooker and fire where required; (o) disconnect any old/existing iron or lead supplies and seal/cap off all open ends; (p) the correct volume of pipe from external gas meter box to inside property to be installed; (q) the index circuit must be installed to pipe manufactures specification (Uponor), to ensure adequate flow on the entire system; (r) combined lock shield valves are still to be fitted on the system; provision will be made for in line additional drain cock ½ BSP to be located at low level on the system. The Preferred location hallway /kitchen radiator; (s) machine pulled bends must be used when installing Uponor pipe work and be correctly sized. Fitting must be kept to a minimum if this process is not followed this will result in the contractors returning to site to rectify the installations at their own cost. (t) any night storage heaters that contain asbestos will to be identified at survey stage. All night storage heaters that do contain asbestos must be removed by a licensed contractor; (u) the use of an external automatic by-pass is not required or included; (v) electrical work to be in accordance with the specification; (w) the installation should be correctly flushed and an inline filter fitted. The installation must comply with BS 7593:2019 the new British Standard for preparation, commissioning and maintenance of domestic central heating; (x) Flush system with the correct flushing agents Sentinel x300 with Worcester and Vaillant boilers or Fernox F3 with Ideal boilers, shall be required on boiler changes; (y) fit system filter. Either Sentinel Vortex with Worcester or Vaillant boilers or Fernox TF1 with Ideal Boilers. II.2.5) Award criteria: II.02.07) Duration in months 24 II.2.7.5) This contract is subject to renewal: no II.2.10) Variants will be accepted: no II.2.11) Options II.2.11.2) Description of options 12months The procurement is related to a project and/or programme financed by European Union funds): no Section III: Legal, economic, financial and technical information III.1.2) Economic and financial standing III.1.2.2) Selection criteria as stated in the procurement documents III.1.3) Technical and professional ability III.1.3.1.2) Selection criteria as stated in the procurement documents III.2.2) Contract performance conditions Please refer to the procurement docs. III.2.3) Obligation to indicate the names and professional qualifications of the staff assigned to performing the contract Section IV: Procedure IV.1.1) Type of procedure: Open IV.2.1) Time limit for receipt of tenders or requests to participate IV.2.2) Date 2020-09-30 IV.2.2) Local time 12:00 IV.2.7) Conditions for opening of tenders IV.2.7) Date 2020-09-30 IV.2.7) Local time 12:00 Section V: Complementary information Review body: Official name: Bristol Grey Friars Town: Bristol Country: UK Section VI Date of dispatch of this notice : 2020-09-01

CPV Codes

45331110; Boiler installation work;