Alaska Online Public Notices #224181

Permit Application for Alluvial Gravel Mining to Support Pipeline Maintenance in Alaska

This opportunity concerns a permit application for large-scale gravel mining to support pipeline infrastructure in Alaska. - Government Buyer: - U.S. Army Corps of Engineers, Alaska District, Regulatory Division (1145) - OEM/Vendor: - Alyeska Pipeline Service Company (project applicant and operator) - Products/Services Requested: - Mining and stockpiling of approximately 150,000 cubic yards of alluvial gravel from the Sagavanirktok River floodplain - Use of excavators and bulldozers for selective aggregate mining on a 129-acre site - Environmental protection measures: - Buffer zones from riverbank and active water - Fish relocation prior to mining - No impact to wetlands - No compensatory mitigation proposed - Temporary stockpiling (not exceeding 5 days post-mining each season) - Annual site reclamation (removal of berms and ramps, regrading) - Unique/Notable Requirements: - Strict environmental controls and restoration measures - Mining supports contingency stockpiling for maintenance and repair of flood control structures and the Trans-Alaska Pipeline System right-of-way - Operations planned during low water conditions, with possible continuation into winter if delayed by environmental factors

Description

This solicitation is a public notice for a state water quality certification application related to gravel mining activities on the Sagavanirktok River floodplain. Alyeska Pipeline Service Company proposes selective aggregate mining of approximately 150,000 cubic yards of alluvial gravel from a gravel bar to support maintenance and repair of flood control structures and the Trans Alaska Pipeline System. The project includes environmental protection measures such as setbacks from the river, isolation berms, and limited equipment use to minimize impacts on water quality and fish populations. The mining is planned to occur from August 1, 2026, to December 31, 2026, with hauling and stockpiling of material on existing gravel pads.

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