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Flex MSE Vegetated Wall System GTX Bag Fill Medium Specification
- Spec Growing Medium
- .1 Use only freely draining granular and organic materials cleaned of all debris, roots, branches, stones in excess of .5″ (13mm) diameter and other deleterious materials. Remove soil contaminated with calcium chloride, toxic materials and petroleum products.
- .2 Mixed Bag Medium Properties should include:
- Granular Content: 66% by volume, well graded, smaller than 13 mm – larger than .075mm: (less than 5% fines by mass passing a 200 sieve)
- *Granular component properties are to be confirmed with a supporting up to date sieve analysis.
- Organic Content: 34% by volume**
- **Organic component nutrition to be confirmed with an up to date soil analysis.
- Granular Content: 66% by volume, well graded, smaller than 13 mm – larger than .075mm: (less than 5% fines by mass passing a 200 sieve)
- .3 Organic additive materials must be a viable commercial compost product or a native soil tested for nutritional content. Clayey soils must be amended with suitable quantities of organic matter to permit drainage as per Trexiana Wholesale’s current Specifications and Best Practices document.
- .4 Thoroughly mix all constituents of the Bag Fill material.
- .5 A Current combined Sieve and Nutritional Analysis (ie ‘Landscape Package’ analysis) is required of all official Flex MSE Filling Partners’ GTX Bag Fill Media.
2. Below Waterline Applications:
- .1 Poorly Graded Clean Granular material; maximum 20 mm gravel ‐ minimum particle size 2 mm.