Karrena International, LLC, a company of the Beroa Group, has been selected to erect two (2) 650’ – 0” tall reinforced concrete chimneys for East Kentucky Power Cooperative’s Spurlock Station in Maysville, Kentucky. The engineer of record is Stanley Consultants from Muscatine, Iowa. The project is being constructed through the joint efforts of Karrena International, LLC and Karrena GmbH with International Chimney providing field labour.

The two chimneys have a budget of some $40 Million US. By completion in August of 2008, some 100,000 man hours will have been expended. Peak crew size will be some 40 craft workers and supervision.

The scope of the work includes the structural design of the chimney shell, liner and components including interior ladder and platforms at various heights along with CEMS monitoring platforms.

Unit 1 shell diameters vary from 57’-0” at the base with a wall thickness of 23 inches to a diameter of 36’-9” at the top with a 10 inch wall thickness. Unit 2 shell diameters vary from 57’-0” at the base with a wall thickness of 23 inches to a diameter of 42’-8” at the top with a wall thickness of 10 inches. Unit 1 has a steel liner with an inside diameter of 21’-0”: Unit 2 has a steel liner with an inside diameter of 27’-6”. Both liners are lined with Pennguard® Block for corrosion protection and have liquid collection systems.

Each unit includes lightning protection systems, interior lighting and electrical services, aviation obstruction lighting and an interior rack and pinion elevator for access and to service emissions monitoring instrumentation.