Water permeable filter packs - are used for land drainage and consist of plastics mesh bags and gravel filling

Drainage filter material (3) is placed in a tubular sleeve (2), the sleeve is formed from durable material plastics mesh, which will allow ground water to reach the filter media. The filter mediaa consists of gravel, chippings, rubble or recycled road materials. On completion of filling the drainage...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	SCHOENBERGER, HELMUT, 8359 SCHOELLNACH, DE
Format:	Patent
Sprache:	eng ; ger
Schlagworte:	ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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