Renovation of an educational facility in Columbia, Maryland. Completed plans call for the renovation of a educational facility.

Heating and cooling and air conditioning HVAC construction and maintenance services - The Howard County Board of Education invites your participation in a bid for the conversion of the existing hybrid direct digital control (DDC) / pneumatic control system for the HVAC systems at the 204,000 square foot Oakland Mills High School to full DDC. Phase 1 (summer 2024): a. DDC conversion for the existing airside HVAC systems installed in 1972. b. Air and water balancing for the existing airside HVAC systems installed in 1972. Phase 2 (summer 2025): a. DDC conversion for the remaining HVAC systems. b. Air and water balancing for the remaining HVAC systems. Questions Due Date: Mar 4th 2024, 1:00 PM EST Intent to Bid Due Date Online Portal Deadline to indicate your intent to Bid Mar 14th 2024, 1:00 PM EDT Phase-1- Work to be completed in the summer of 2024 (6/17/2024 to 8/9/2024). Phase-2 (6/16/2025 to 8/8/2025) o The chilled water system shall be shutdown and drained from 6/20/2024 to 7/19/2024. Task 1: Provide a new SNE panel in the Boiler Room. Note that the existing N2 SNE panel shall remain until the end of phase 2. o Task 2: Provide a new trunk line that extends to all 1972 equipment (Total of 9 AHUs). o Task 3: Convert the operation of AHU-5 and AHU-6, from single-zone constant air volume operation to single-zone variable air volume operation with hot water reheat to provide acceptable space relative humidity during cooling operation o Task 4: Convert the operation of AHU-8, from single-zone constant air volume operation to single-zone constant air volume operation with hot water reheat to provide acceptable space relative humidity during cooling operation Task 5: Upgrade the ATC hardware mounted on, or near the remaining 1972 equipment not mentioned in the previous tasks (AHU-1, 2, 6, 7, 9, 10, and 12) Task 6: Replace existing space sensors and provide additional sensors as indicated on the Contract Documents o Task 7: Perform air and water balancing for the airhandling units. o Task 8: Update the sequence of operations as described in the Contract Documents.