Glass Spheres (Beads)

The Wisconsin Department of Transportation (WisDOT) Glass Spheres multi-award vehicle provides a statewide contract for procurement of AASHTO M247 Type 1 moisture resistant treated glass spheres used in highway pavement marking applications. These glass beads are available in two primary packaging configurations: 2000-pound bulk totes and 50-pound bags, enabling flexible purchasing options for municipalities and transportation agencies. The contract covers standardized glass spheres designed to enhance roadway visibility and marking durability, with specific performance specifications aligned with transportation infrastructure requirements.

The contract is awarded to Potters Industries, LLC, headquartered in Valley Forge, Pennsylvania, and currently extends through April 30, 2025, with a current pricing structure of $0.50 per pound. Orders of 10,000 pounds or more qualify for standard pricing (5 tote minimum for bulk, 200 bag minimum for bagged), with consistent per-pound rates across order volumes. The vehicle covers the entire state of Wisconsin and is competitively bid, with Buy America compliance requirements embedded in the contract terms. Municipalities can utilize the contract by submitting the specific order sheet and following the established procurement guidelines for glass sphere acquisition.