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The original item was published from 12/21/2017 9:42:00 AM to 12/21/2017 9:42:59 AM.

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Public Notices

Posted on: December 21, 2017

[ARCHIVED] Icon Materials

The Puget Sound Clean Air Agency is publishing a public notice for a proposed permit for Icon Materials for the installation of: three 200 ton asphaltic concrete silos and one 500 barrel mineral silo; replacement of an existing drum dryer with a new 300XL Gencor Rotary UltraDrum (375 TPH, Gencor Equinox -100, 100 MMBtu/hr gas-fired burner) equipped  with a Recycle Asphalt Package (up to 50% Recycled Asphalt Pavement) and Ultrafoam GX2 warm mix package venting to an existing cyclone and existing Gencor CFS-151 (74,000 cfm baghouse) rated at 70,000 cfm @ 160F. Icon Materials is already permitted to operate two existing vertical 25,000-gallon (11'x35') Gencor Hot Asphalt Oil Tanks (300F), one existing 150-ton and one existing 120-ton Gencor Asphalt Storage Silos vented to the Rotary Drum.

The emissions associated with this project could total up to: 9.2 tons per year of particulate matter; 41 tons per year of carbon monoxide; 6.8 tons per year of nitrogen oxides; 1.7 tons per year of sulfur dioxide; including 2.8 tons per year of Hazardous Air Pollutants, 63.5 ton/yr of Toxic Air Pollutants, and 16,833 tons of greenhouse gases.


The Agency has completed a review of Notice of Construction application No. 11328 and has made a preliminary determination that the proposal meets all the requirements of Regulations I, II and III and should be approved.


The Agency will accept any written comments received before the close of the notice date per WAC 173- 400-171. Interested parties may comment on the draft Order of Approval including the engineer worksheet and the NOC application. Comments must be submitted in writing to the Agency by 11:59 p.m., January 20, 2017. The Agency will review and respond to all comments received and the comments and responses will become part of the public record.

The application and the information considered in making this preliminary determination are on file and available for inspection at the Agency's office located at 1904 3rd Ave, Suite 105, Seattle, Washington, telephone (206) 689-4011. The proposed Order of Approval No. 11328 is also available at the Agency's website Written comments with respect to proposed Order No. 11328 must be mailed to Brian Renninger, Engineer, at Puget Sound Clean Air Agency, 1904 3rd Ave, Suite 105, Seattle, Washington 98101, faxed to Brian Renninger at (206) 343-7522, or e-mailed to

This public notice will appear in the following publications on December 21, 2017:

Daily Journal of Commerce

Seattle Times

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