For example, a six-foot parking stop made from recycled plastic can be installed by one person using light equipment. A concrete parking stop requires at least two workers and heavy equipment for transport and unloading. Availability Recycled-content transportation products can be purchased through supply catalogs, local distributors, or directly from the manufacturer. Cost Costs of transportation products made with recycled material are competitive with those made from non-recycled materials. For several products such as parking stops, speed bumps, and barrel collars, recycled material substitutes for a less durable material, requires less maintenance and provides a longer service life.
Specifications Use the following federal guidelines when purchasing traffic control products.
Subcontractors should also be required to follow these guidelines. The following distributors were identified by several city and county public works employees as businesses from which they have purchased transportation products. The recycled products are listed after the company information. Resources and Web Sites U.S. Environmental Protection Agency One of EPA's roles is to assist federal agencies in purchasing environmentally preferable products and services. Recommended recycled content guidelines and other information on traffic control products are available on EPA's web site.