Electrical machinery, apparatus, equipment and consumables; lighting

Tender description

Replacement and improvements to LV mains switchgear and associated equipment. In addition, the scheme involves the installation of new 800 kVA generator sets to act as permanent standby provision. The proposed works include the following main elements: Mechanical and Electrical; Fabric. LV Electrical and Generator Replacement — Avon and Somerset Force HQ. Project Scope Avon and Somerset Constabulary propose to carry out replacement and improvements to their LV mains switchgear and associated equipment due to the majority of the fittings being time expired or in poor condition. In addition, the scheme involves the installation of new 800 kVA generator sets to act as permanent standby provision. Proposed Works The proposed works include the following main elements: Mechanical and Electrical: — Installation of temporary supply arrangements to maintain existing site infrastructure. — Replacement of life expired LV switchgear. — Disconnection of existing site generators redundant from these works. — Provision of 4 No new 800 kVA generator sets. — Provision of new Un-interruptible Power Supply cabinet to support the existing critical services. — Alteration of existing site infrastructure. Fabric: — New reinforced concrete slab base to form new generator set compounds. — Timber hit and miss fencing and access gates to the generator compound. — Associated below ground storm drainage adaptations. — Provision of new Armco vehicle barriers. — Car Park road lining. — Below ground trenching works for the new cabling. — Associated holes and apertures into the designated buildings. Tender Escort Tenderers will be given access to the site for pricing purposes on either Thursday 9.2.2017 or Friday 10.2.2017 between 10:00 - 12:00 noon. Pricing The tenderer shall fully price the specification of works, inclusive of all M&E works, associated structural and builders' work. The identified provisional sums as detailed shall also be included. The tenderer shall also include as stated a 5 % contingency on their total tender figure. Programme Date for possession of site: 5.6.2017. Commencement of construction works: 5.6.2017. Date for completion of works: 15.9.2017. Length of Contract: 15 weeks.