C
lean Washington Center
WOOD WASTE
BEST PRACTICES
SOURCING:
Identification
Identifying Generation Streams of Wood Waste Materials
Prioritizing Generator Sources
Source Separation
Strategies for Segregating Wood at Construction Sites
Strategies for Segregating Wood at Demolition Sites
Strategies for Segregating Wood at Landclearing Sites
Sampling and Testing
Visually Identifying Common Wood Waste Contaminants
Handling Hazardous Contaminants Such as Asbestos
and Lead Paint
Supplier Relationships
Establishing a Tipping Fee Structure
Establishing a Contamination Penalty Structure
PROCESSING
Site Storage
Use of Concrete Surfaces to Improve Recovery and Prevent Contamination
Permitting and Environmental Management of Outdoor Storage Issues
Material Handling
Use of Rolling Stock to Sort, Pre-Process, and Convey Raw Wood Waste
Use of Conveyors -- Vibratory, Belt, and Chain
Conveying Bulky, Irregular-Shaped Wood Waste
Mechanical Separation Techniques Using Conveyors
Size Reduction
Bulk Reduction
Hogging or Grinding Equipment
Shredding Equipment
Chipping Equipment
Re-Chipping Equipment
Hybridize Size-Reduction Equipment for Wood Waste
Techniques to Minimize Wear in Size-Reduction Equipment
Screening & Contamination Removal
Disk Scalping Screens
Vibrating and Gyratory Screens
Drum and Trommel Screens
Finger Screens
Magnetic Removal of Ferrous Metals
Automatic Detection of Metal
Chip Washing for Removal of Dirt and Grit
Air Density Separators
Sorting Techniques for Manual Contaminate Removal
Upgrading Low Grade Wood Waste Supplies
Safety and Training
Identifying Safety Risks in Wood Processing
Techniques for Hazardous Material Control
Employee Training Techniques
Quality Control
Product Sampling and Quality Control Testing
Techniques to Obtain Product Uniformity and Consistency
Client Relationships
Developing Close Relationships Between Processor and End-User
Supplying Multiple Product Markets with Varying Grades of Wood Waste
Facility Design
Maintaining Process Flexibility in Facility Design
PRODUCT MANUFACTURING
Pulp and Paper
Wood Waste Feedstock Specification for Unbleached Kraft Pulp
Wood Waste Feedstock Specification for Bleached Chemical Pulp
Wood Waste Feedstock Specification for Mechanical and Thermomechanical Pulp
Wood Waste Feedstock Specification for Corrugating Medium
Process Modifications for Wood Waste Feedstocks
Fiber Composition Panelboard
Wood Waste Feedstock Specification for Panelboard
Wood Waste Feedstock Specification for Medium Density Fiberboard
Wood Waste Feedstock Specification for Hardboard
Process Modifications for Panelboard Wood Waste Feedstocks
Other Fiber Composite
Specification for Thermoplastic Composites
Specification for Inorganic Bonded Fiber Composites
Pressed Fuel Products
Wood Waste Feedstock Specification for Densified Fuel
DIRECT END-USE APPLICATIONS
Mulch & Landscaping
Wood Waste Quality Specifications for Mulch
Soil Amendments
Quality Specifications for Soil Amendments
Compost Bulking Agent
Quality Specification for Composting Applications
Direct Land Application
Quality Specification for Temporary Road Construction
Biofuel Combustion
Quality Specification for Hogged Fuel
Minimizing Pollution Issues in Hogged Fuel Combustion
Miscellaneous
Quality Specification for Biofilter Media
Quality Specification for Animal Bedding