Buffalo Sewer Authority Waste Heat Recovery System Rehab RFP

Please include in proposal acknowledgment of the following additional information:

1. Average Plant’s heating loads (lbs/hour) in the Summer, Winter, and shoulder months:

10,000 – 13,000 lbs. in the summer.  There are really only 2 places that use steam in the summer – digester & labs (chiller uses minimal steam).

20,000 – 25,000 lbs. in the fall

50,000 – 65,000 lbs roughly in the winter *running 2 boilers

The max for each boiler is 40,000 lbs. per hour.

2. Confirm the steam header pressure for facility process.

Still running 50 psi of steam year-round.

3. WHRB No. 2 was evaluated by FM Global in 2021. FM Global technician was not able to evaluate most of the secondary furnace equipment and WHRB No. 3. Have they been evaluated since then? Please provide related documentation/audit.

Boilers have not been re-evaluated since 2021 by FM Global.