Description
The National Park Service is seeking bids for the delivery of Trail Surface Aggregate (TSA) to Glacier Bay National Park. The TSA is a mixture of fine and coarse crushed stone gravel suitable for the surface of trails. The contractor must provide a minimum of 1000 tons of TSA, with the option to purchase an additional 1000 tons in increments of 250 tons. The aggregate must meet specific specifications, including a uniform mixture of rock sizes and freedom from contaminants. The contractor must also take measures to prevent the introduction of invasive plant species.
Some key points to consider:
• The contractor must provide pricing for delivery of 1000 tons and additional product in increments of 250 tons.
• The aggregate must be derived from natural stone formations and meet specific specifications for abrasion resistance, pH, and plasticity.
• The contractor must take measures to prevent the introduction of invasive plant species, including heat sterilization or NPS inspection.
• The delivery must be made between September 1, 2026, and May 1, 2027.