pumps and compressors - work agreement for the supply and maintenance of pumps, mixers, augers, drives, telemetry, grinders, mixers, impellers, blowers, compressors and associated fittings and parts./ this tender is a european public tender for the supply, maintenance and carrying out repairs of pumps, mixers, jacks, drives, telemetry, grinders, mixers, propulsors, blowers, compressors and associated appendages and parts for waterschap rivierenland (wsrl) and waterschapsbedrijf limburg (wbl). entrepreneurs to enter into work agreements. a work agreement is concluded with the tenderers who have demonstrated the required experience for a specific type/brand of product on annex 2 product list  for delivery, maintenance and repair, and where the tenderer complies with the provisions of the tender guidelines.