Bang Pakong Combined Cycle (Unit l-2 Replacement) Project Technical Document 2A.2.19 Fuel Gas Compressor Building (if required) The Fuel Gas Compressor Building, if fuel gas compressor is required, shall be reinforced concrete structure with insulated metal roof with perforated metal liner and beam for hoist. The individual vendor gas pressure requirements (explosion blowout panels, etc.) shall be fulfilled. This building shall have an indoor-type electrical room. Wall of the electrical room shall be of masom'y type. Door and windows shall be provided for good ventilation as required by HVAC. 2A.2.20 Continuous Emissions Monitoring System Housing The equipment for Continuous Emissions Monitoring System (CEMS) shall be housed in a container. The CEMS room is located according to the Contractor’s proposal. The size and construction of the container shall be selected by the Contractor and shall be suitable for relocation according to EGAT’s request. 2A.2.21 Sampling Room for Water-Steam Cycle The Sampling Room for Water-Steam Cycle shall be housed in a container. The container foundation shall be supported on piles. Insulation in wall shall be used for sound control (if required). 2A.2.22 Miscellaneous Building Other buildings shall be steel stnlcture or reinforced concrete structure with foundation on piles, enclosed wall, and metal sheet roof depending on requirements of Mechanical, Electrical, and Control Section. 2A.2.23 Outdoor Equipment Maintenance Laydown Area The outdoor maintenance laydown area is as shown in the Plant Layout drawing. If the assigned area is not sufficient to accommodate the disassembly of minor parts of combustion turbine, steam turbine, and generator, the Contractor shall arrange another area in the specified boundary to accommodate all the rest of those disassembled minor parts. Heavy-duty concrete pavement on piles shall be constructed for the outdoor laydown area. Thickness of various parts of concrete pavement shall be designed and constructed in accordance with AASHTO standard specifications. The areas shall be sufficient for their usage, function, and the maneuverability and capacity of the vehicles using on the area as shown in the Plant Layout drawing. 2A.2.24 Shelter for Cycle Chemical Feed System, Inline Chemical Injection System, and Circulating Water Sampling System Shelter shall be provided for Cycle Chemical Feed System, Inline Chemical Injection System, and Circulating Water Sampling System. Shelter shall be steel structure with foundation on piles, and metal sheet roof Metal sheet siding shall be provided for sunlight and rain protection. Volume 2 Page 2A-22