Job Description:

• 1) Repairs and rebuilds lining of cupola: Mixes sand, clay, and other refractory materials and applies mixture, using trowels and other handtools, to burned areas in brick lining of cupola.

• 2) Tears out badly burned brick linings and relines cupola with new firebrick, using bricklayer's tools.

• 3) Closes and props drop-doors of cupola and lines furnace bottom with sand.