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The Putman Groep is committed to the safety, health and well-being of its employees and its enviroment with great care. The quality of the production process and the products are guaranteed by means of the certificates below.

Putman Groep b.v. and affiliates                                                                Kieswerk Wissel GmbH

General • General Terms and Conditions Putman Exploitatiemaatschappij • Acceptance Regulations Putman Recycling b.v.	General • General Terms and Conditions of Sale and Delivery Kieswerk Wissel GmbH
Quality and environment • ISO 9001  • ISO 14001  • CSC certificate	Quality and environment • ISO 9001  • ISO 14001 • CSC certificate • LCA sand 0-4 (short) • LCA gravel products (short)
Safety • VCA**	Safety –
Primary materials and Secondary materials Productcertificates BRL 1801/BRL9338: • 353-BG-21.2 / Concrete mortar  • 353-BBK-21.1 / Cementitious mortars Niks BRL 2506: • BG-052-21 / Granulate e.g. for road construction • BG-235-10 / Granulate for asphalt mixtures • BG-324-7 / Granulate in concrete • BG-364-1 / Granulate as application Niks NL BSB productcertificate: • BG-280-10 / Granulate e.g. for road construction Niks BRL 9335-1: • GR-100-9 (Soil bank activities) Declaration of Performance • Filling sand (Revision 22-2024) • Rhine sand 0-1 (Revision 22-2024) • Fine granulate 0-4 mm (Revision 11A-2023) • Fine granulate 0-4 mm (Revision 11B-2023) • Crushing sand 0-3 (Revision 09-2023) • Recycled mixed aggregate 0-31,5 (Revision 12-2023) • Recycled concrete aggregate 0-31,5 (Revision 12-2023) • Hydraulic mixed aggregate 0-45 (Revision 11-2023) • Recycled mixed aggregate 0-16 (Revision 08-2023) • Recycled mixed aggregate 4-31,5 (Revision 07-2023) • Recycled concrete aggregate 4-16 (Revision 10-2023) Niks  Demolition and Infrastructure: • SL-117-9 / SVMS-007 Environmental Responsible Demolition	Primary material Productcertificates • KOMO Productcertificate • CE 2+ • NL BSB Productcertificate • Explanation PFAS unsuspected extraction site BRL 9321 Niks Declaration of Preformance • Rhine sand 0-1 (Revision 22-2024) • Rhine sand 0-1 (Revision 22-2024) • Rhine sand 0-2 (Revision 22-2024) • Rhine sand 0-4 (Revision 22-2024) • Rhine sand 0-8 (Revision 22-2024) • Gravel for concrete 0-16 (Revision 22-2024) • Gravel for concrete 0-31,5 (Revision 22-2024) Niks • Rhine gravel 2-6 (Revision 22-2024) • Rhine gravel 2-8 (Revision 22-2024) • Rhine gravel 4-8 (Revision 22-2024) • Rhine gravel 4-16 (Revision 22-2024) • Rhine gravel 4-32 (Revision 22-2024) • Rhine gravel 8-16 (Revision 22-2024) • Rhine gravel 16-32 (Revision 22-2024) Niks • Filling sand (Revision 22-2024) Niks • Benor (kwarts)sand 0-1: 0001-10 • Benor (kwarts)sand 0-1: 0001-12 and -14 • Benor (kwarts)sand 0-1: 0001-13 • Benor (kwarts)sand 0-2 • Benor (kwarts)sand 0-4 • Benor gravel 2-8 • Benor gravel 4-16 • Benor gravel 4-32 • Benor gravel 8-16 Niks