A04_Statement_Of_Work.pdf

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TX ARANSAS/MATAGORDA IS NWR - HVAC REPLACEMENT
Solicitation number
140FS225Q0097
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This Statement of Work (SOW) details a contract for replacing the HVAC system at the Aransas National Wildlife Refuge (NWR) bunkhouse located in Austwell, Texas. The project involves comprehensive HVAC system replacement, specifically targeting four separate systems with Toshiba Carrier equipment, including multiple outdoor units, high wall units, outside air processing units, and wired remote controllers. The work scope includes recovering existing refrigerant, demolishing old equipment, installing new equipment using existing infrastructure (line sets, electrical, and drains), performing pressure testing and evacuation per manufacturer specifications, and completing start-up and commissioning with a certified manufacturer representative. The total HVAC replacement encompasses multiple system configurations with varying capacities, ranging from 4-ton outdoor units to 7k, 9k, and 15k high wall units, along with associated branching joints and controllers.

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ARANSAS NATIONAL WILDLIFE REFUGE (NWR)

Figure 1. Aransas NWR bunk house

SCOPE OF WORK (SOW): Replace all AC VRF System equipment for the bunk house at Aransas

National Wildlife Refuge (NWR).

GENERAL

This scope of services is for replacing the heating, ventilation and AC (HVAC) system at the Aransas

NWR bunk house located in Austwell, Texas.

Location: Figure 1 shows where the work will be performed. Access to the bunkhouse is via the main entrance of the Refuge located at:

Aransas NWR, 1 Wildlife Circle, Austwell, TX 77950 (361) 746-3779

Work to be performed as listed:

• Recover all equipment of remaining refrigerant from systems

• Demo all old, damaged equipment

• Install new equipment using existing line sets, electrical, and drains

• Perform pressure testing and evacuation per manufacturer specifications

• Start-up and commissioning performed with certified manufacturer representative

Equipment:

System Model Manufacturer

System 1 1 MCY-MAP0487HS-UL Toshiba Carrier Single Phase 4

Ton ODU

System 1 1 MMD-UP0481HFP-UL TC Outside Air Processing Unit, 48K

System 1 1 RBC-AWSU52-UL TC Wired Remote Controller

System 2 1 MCY-MAP0487HS-UL Toshiba Carrier Single

Phase 4 Ton ODU

System 2 1 MMK-UP0151HP-UL TC High Wall, 15k

System 2 3 MMK-UP0071HP-UL TC High Wall, 7k

System 2 2 MMK-UP0091HP-UL TC High Wall, 9k

System 2 6 RBC-AWSU52-UL TC Wired Remote Controller

System 2 5 RBM-BY55UL Y-SHAPED BRANCHING

JOINT <61K

System 3 1 MCY-MAP0487HS-UL Toshiba Carrier Single Phase 4

Ton ODU

System 3 3 MMK-UP0071HP-UL TC High Wall, 7k

System 3 2 MM-UP0091HP-UL TC High Wall, 9k

System 3 1 MM-UP0151HP-UL TC High Wall, 15k

System 3 6 RBC-AWSU52-UL TC Wired Remote Controller

System 3 5 RBM-BY55UL Y-SHAPED BRANCHING

JOINT <61k

System 4 1 MCY-MAP0487HS-UL Toshiba Carrier Single Phase 4

Ton ODU

System 4 1 MMD-UP0481BHP-UL TC Medium Static Duct 48K

System 4 1 RBC-AWSU52-UL TC Wired Remote Controller

File details come from the government source that posted it. Updated .