Raven Industries, Sioux Falls, S.D., manufactures a line of heavy-duty reinforced and unsupported geomembrane liners, and daily and interim landfill covers. Liners and covers are available in factory-welded panels of up to 90,000 sq. ft. and can be customized to meet layout requirements, the company says. The factory seams help reduce field seam problems, the company says.
READER SERVICE NO. 151
Landfill Solutions, Baton Rouge, La., offers the Waste Cover, a hydromulch landfill cover manufactured from recycled paper and wood fiber. According to the company, the unit is designed for faster breakdown of solid waste and for odor control. Using a hydroseeder, Waste Cover can be mixed with water and can be sprayed within 30 minutes, the company says. The cover is available in 50-pound (lb.) bags with one bag covering 450 square feet (sq. ft.) when mixed with 60 gallons (gal.) of water.
READER SERVICE NO. 152
Mercer Motor Works
Mercer Motor Works, Mercer, Maine, offers the TDS-30 tarping system for ADCs that deploys and retrieves multiple tarps of various geotextile materials, according to the company. The TDS-30 can be moved and operated by landfill equipment, including D4 to D8 class bulldozers, Cat 826 size compactors and excavators. The operator controls the system using a remote control unit inside the cab. The TDS-30 can cover and uncover up to 9,000 sq. ft. in a single operation, the company says.
READER SERVICE NO. 153
New Waste Concepts
New Waste Concepts, Perrysburgh, Ohio, manufactures the ProGuard IIB Plus daily cover material. The cover features a two-bag system using chemical and mulch. The materials can remain in a machine tank for five to six days without cleaning or emptying the tank, the company says.
READER SERVICE NO. 154
Reef Industries, Houston, offers the Griffolyn landfill cover designed to reduce infiltration into capped landfills. The cover is manufactured with a three-ply laminate that is constructed with two layers of ultraviolet stabilized co-extruded polyethylene and a high-strength cord grid. The material is lightweight and offers protection against extended sunlight exposure, the company says. Larger panels are available in one acre, and more sizes can be customized to fit individual landfills. According to the company, covers last 24 to 48 months and offer erosion control and slope stability.
READER SERVICE NO. 155
The AC-667SE soil equivalent from Rusmar, West Chester, Pa., is designed to form a barrier between waste and air to eliminate odor and control disease vectors and scavengers for up to 72 hours, according to the company. The nontoxic foam is diluted with water before application and can withstand moderate rainfall, the company says. The pneumatic units used for application are available as towable units and self-propelled machines.
READER SERVICE NO. 156
Tarpomatic, Canton, Ohio, offers an automatic tarping machine for landfills. The machine is designed to deploy and retrieve geosynthetic tarps of various widths and lengths using one operator, the company says. The tarps are self-weighted for use in high-wind conditions and are fire-resistant, the company says. The tarps also are intended to repel odors and vectors, control wind-blown litter and are waterproof.
READER SERVICE NO. 157