Tag: geotextile filter

Geotextiles are permeable fabrics which, when used in association with soil, have the ability to separate, filter, reinforce, protect, or drain. Typically made from polypropylene or polyester, geotextile fabrics come in three basic forms: woven (resembling mail bag sacking), needle punched (resembling felt), or heat bonded (resembling ironed felt).

Preventing Erosion with Riprap and Gabion Walls

Preventing Erosion with Riprap and Gabion Walls

Rocks probably were humans’ first construction materials, and they still may be one of our most important.

Loose, as riprap, or contained in gabion walls, they’re ideal for preventing erosion along water channels, ­rivers, creeks, lakes, and oceans.

Rock Solid

Rock Solid

Rocks probably were humans’ first construction materials, and they still may be one of our most important.

Loose, as riprap, or contained in gabion walls, they’re ideal for preventing erosion along water channels, ­rivers, creeks, lakes, and oceans.

Landfill Economics: Getting Down to Business – Part 2

Landfill Economics: Getting Down to Business – Part 2

Editor’s Note: This article was first published in the July/August 2005 issue of MSW Management. This series of three articles examines the costs involved in each stage of a generic landfill’s lifetime, shows how to do pro forma statements for profit and loss, and analyzes the tax and financial aspects

Protection Without Breaking the Bank

Protection Without Breaking the Bank

A lengthy stretch of creek in the Dallas-Ft. Worth area had suffered significant erosion damage over the course of many years. In addition, because this creek is in a low-lying area, at the bottom of a valley, it was prone to repeated flooding.

Bottom Lines

Bottom Lines

Controversy swirls around the recent contract between the city of Indianapolis, IN, and Covanta to allow the building of a $45 million materials recovery facility to sort recyclables from municipal solid waste. Commonly referred to as “dirty MRFs,” these facilities enable residents to throw trash and recyclables into one curbside

Protection Without Breaking the Bank

Protection Without Breaking the Bank

A lengthy stretch of creek in the Dallas-Ft. Worth area had suffered significant erosion damage over the course of many years. In addition, because this creek is in a low-lying area, at the bottom of a valley, it was prone to repeated flooding. “To make matters worse, parking lots are

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