BBV Sublot 4 - HSST1020 - SALTLEY VIADUCT GABION WALL

Description

Opportunity Summary - Gabion Retaining Wall Works We are seeking experienced suppliers and subcontractors to provide the supply, delivery and installation of a gabion retaining wall system as part of a civil engineering project. Scope of Requirements The successful supplier shall be responsible for: Supply of gabion baskets, including all lacing wires, diaphragms, ties and associated components required for a complete installation. Supply and delivery of Class 6G gabion stone suitable for basket infill. Installation of gabion baskets complete with stone infill. Supply and installation of geotextile membrane to the retained face of the gabion wall. Supply and placement of Class 6N/6P technical backfill behind the gabion structure, compacted in accordance with project specifications. Provision of all temporary works, plant, lifting operations, access arrangements, labour, supervision and ancillary materials necessary to complete the works. Volumes and Frequency This requirement is anticipated to be a one-off package of works for a specific project. Suppliers should be capable of providing both material supply and installation services. Further details regarding quantities, wall dimensions and programme durations will be provided within the tender documentation. Technical Requirements and Standards Suppliers shall demonstrate experience in the design support (where applicable), supply and installation of gabion retaining structures. Materials and workmanship must comply with: Project specifications and drawings. Relevant National Highways and/or Specification for Highway Works (SHW) requirements where applicable. Class 6G stone requirements for gabion infill. Class 6N/6P requirements for structural backfill. Manufacturer's installation requirements for gabion baskets and geotextile materials. Industry best practice for earth retaining structures, compaction and drainage provisions. Suppliers should have demonstrable experience delivering similar retaining wall or earthworks packages within infrastructure, highways or civil engineering environments. Service Levels and Quality Expectations The successful supplier will be required to: Deliver works safely and in accordance with approved method statements and risk assessments. Maintain programme commitments and coordinate deliveries to minimise site disruption. Provide competent supervision and trained operatives. Ensure all materials are supplied with relevant certification and quality records. Complete installation to the required tolerances and quality standards. Comply with project health, safety, environmental and quality management procedures. Delivery Location(s) Materials and works will be required at the project site location. Site details and delivery arrangements will be provided within the tender documentation. Suppliers should be prepared to coordinate deliveries and installation activities within a live construction environment. Additional information: Suppliers should be aware of the scale of this project and should assess their internal capabilities to be able to carry out the intended scope of work, prior to completing this expression of interest (EOI).

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