Request for Quotation Pond Dipping Platform at Sywell

North Northamptonshire Council · awarded 9 January 2026

Who

Buyer	North Northamptonshire Council KETTERING
Supplier	Ensign Site Service Ltd
Category	works
Classification	Construction materials and associated items CPV 44100000
Notice published	6 February 2026

What it is for

Should you wish to take part in the selection process please complete this RFQ and return via e-mail rebecca.jenkins@northnorthants.gov.uk Sywell Country Park is undertaking the installation of a new industrial-grade pond dipping platform to enhance visitor engagement and educational activities around the amphibian pond area. The platform will provide a safe, durable, and accessible structure for public use, including school groups and families, while meeting all relevant structural and environmental standards. The proposed design, as detailed in the engineering drawings, specifies a robust steel framework constructed from Grade S355 structural steel in accordance with BS 5950:2000 and the National Structural Steelwork Specification. All steelwork will be fabricated to BS EN 1090-1:2009 + A1:2011 Execution Class EXC2, ensuring compliance with current UK and EU standards for structural integrity. Key structural elements include: Beams: Parallel flange channels (PFC) sized 200x90x29.7 mm (Refs B1, B2, B3). Columns: Square hollow sections (SHS) 100x100x6.3 mm for up to 1.75 m height and 120x120x10 mm for up to 2.5 m height (Refs C1, C2, C3). Connections: Fully welded 10-12 mm thick plates with continuous fillet welds and bolted using M16 Grade 8.8 bolts, hot-dip galvanised to BS 729. Foundation: Columns fixed to existing concrete base via 350x350x12 mm base plates anchored with resin bolts (minimum 125 mm embedment), finished with non-shrink grout. To ensure longevity and environmental safety, all steel components will be: Shot blasted to SA 2.5 or mechanically wire-brushed to remove contaminants. Hot-dip galvanised prior to delivery. Coated with a non-toxic, fish-safe epoxy finish suitable for prolonged underwater exposure, applied per manufacturer's instructions. The…

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