- Evaluation services to Digester Building Floor Slab Support Corbal at Digester 2 - Excavation, Backfill and site restoration - Supply and installation of new instrumentation into the digester rooftop including: - New radar type level transmitter - New ultrasonic level transmitter - New conductivity type high level switches (x3) - Two (2) new capacitive type pressure transmitters into the gas dome - Instrumentation installation includes all accessories, cabling, PLC connections and other required items for a functioning system - Staging, testing commissioning, and training of the above works. Including Preliminary Pressure Test and a Final Pressure Test to be witnessed by TSSA - Provisional Items - Concrete Repairs and Coating under CA/Engineer directions