Pennsylvania Code › Title 25 - ENVIRONMENTAL PROTECTION › Part I - Department of Environmental Protection › Subpart D - Environmental Health and Safety › Article IX - Residual Waste Management › Chapter 290 - BENEFICIAL USE OF COAL ASH › Subchapter B - BENEFICIAL USE OF COAL ASH › Section 290.106 - Other beneficial uses

Current through Register Vol. 54, No. 28, July 13, 2024
(a)
						The following uses of coal ash are deemed to be beneficial and do not require a
						permit from the Department under the act provided the uses are consistent with
						the requirements of this section:
(1) The use
						of coal ash in the manufacture of concrete or cement. The coal ash shall be
						utilized within 24 hours of its delivery to the site unless stored in
						accordance with Subchapter E (relating to coal ash storage).
(2) The extraction or recovery of one or more
						materials and compounds contained within the coal ash if the following
						conditions are met:
(i) Storage of coal ash
						before and after extraction or recovery shall be subject to Subchapter
						E.
(ii) Disposal of the unrecovered
						fraction of coal ash shall be subject to the applicable requirements for
						residual waste.
(3) The
						use of fly ash as a stabilized product. Other uses of fly ash in which physical
						or chemical characteristics are altered prior to use or during placement will
						be considered a beneficial use under this section if the following conditions
						are met:
(i) The person proposing the use has
						first given advance written notice to the Department.
(ii) The fly ash is not mixed with solid
						waste, unless otherwise approved, in writing, by the Department prior to the
						use.
(iii) The use of the fly ash
						results in a demonstrated reduction of the potential of the material to leach
						constituents into the environment.
(iv) If fly ash is used as structural fill,
						the requirements of §
														290.102 (relating to use as
						structural fill) must be met.
(v)
						If fly ash is used as a soil amendment, the requirements of §
														290.103 (relating to use as a soil
						substitute or soil additive) must be met.
(4) The use of bottom ash or boiler slag as
						an antiskid material or road surface preparation material, if the use is
						consistent with Department of Transportation specifications or other applicable
						specifications. The use of fly ash as an antiskid material or road surface
						preparation material is not deemed to be a beneficial use.
(5) The use of coal ash as raw material for a
						product with commercial value, including the use of bottom ash in construction
						aggregate. Storage of coal ash prior to processing is subject to Subchapter
						E.
(6) The use of coal ash as pipe
						bedding, if the person proposing the use has first given advance written notice
						to the Department, and has provided to the Department an evaluation of the pH
						of the coal ash and a chemical analysis of the coal ash.
(7) The use of coal ash for mine subsidence
						control, mine fire control and mine sealing, if the following requirements are
						met:
(i) The person proposing the use gives
						advance written notice to the Department.
(ii) If a project is funded by or through the
						Department, use of the coal ash shall be consistent with applicable
						Departmental requirements and contracts.
(iii) The coal ash shall be utilized within
						24 hours of its delivery to the site unless stored in accordance with
						Subchapter E.
(iv) The coal ash
						will undergo cementitious reactions after placement.
(8) The use of coal ash as a fuel, provided
						it has a minimum heating value of 5,000 Btu/lb. Storage of coal ash prior to
						use as a fuel is subject to Subchapter E.