Koppers Co. at Ashley River. Charleston, SC. Cement injection for capping operation.
Koppers Co. at Ashley River. Charleston, SC. Cement pillows being examined by DNR.
Koppers Co. at Ashley River. Charleston, SC. Cement injection for capping operation, cap in foreground.
Koppers Co. at Ashley River. Charleston, SC. Cement injection for capping operation, cap in foreground.
Koppers Co. at Ashley River. Charleston, SC. Cement injection for capping operation.
Koppers Co. at Ashley River. Charleston, SC. Cement injection for capping operation.
Koppers Co. at Ashley River. Charleston, SC. Sand cap looking south.
Koppers Co. at Ashley River. Charleston, SC. Sand cap looking north.
Koppers Co. at Ashley River. Charleston, SC. Operational area for capping.
Koppers Co. at Ashley River. Charleston, SC. Operational area for capping.
Koppers Co. at Ashley River. Charleston, SC. Cement injection for capping operation with cap in foreground.
Koppers Co. at Ashley River. Charleston, SC. Sand cap looking north.
Koppers Co. at Ashley River. Charleston, SC. Sand cap looking north.
Koppers Co. at Ashley River. Charleston, SC. Sand cap looking north.
Koppers Co. at Ashley River. Charleston, SC. Sand cap looking north.