An unobstructed walking space not less than 36 inches (914 mm) in width and 80 inches (2032 mm) in height shall be maintained throughout, allowing free access to not less than two sides of moving machinery and approaching each stop valve. Leverage the full code compliance platform. Machinery rooms larger than 1,000 square feet (93 m 2) with refrigeration units or systems having a refrigerant circuit containing more than 220 pounds (100 kg) of Group A1 refrigerant or 30 pounds (14 kg) of any other group refrigerant, as classified in Section 1103.1 of the New York City Mechanical Code, shall have not less than two exits or exit access doors. Rapidly and efficiently calculate project parameters. /Pages 118 0 R /Type /Page endobj %PDF-1.3 IIAR Ammonia Refrigeration Library, (1991, October). /Type /Catalog /S [ 0 3262 0 2520 ] /CAPT_Info << Major differences can be found between codes when determining ventilation requirements for ammonia machinery rooms. 129 0 obj refrigeration equipment. Machinery room ventilation systems have long been required by model codes and standards. stream /F15 131 0 R Mechanical Room Ventilation as per ASHRAE standards. 153 0 obj << /S 202 /Filter /FlateDecode /Length 154 0 R >> stream /Font << 670 IFC/CFC §606 must be adhered to in its entirety. Highlight differences between any two building codes. /D [ [ ] [ (Default) () ] ] When occupied, the machinery room must be ventilated with outside air at a rate of of not less than 0.5 cfm/ft2of machinery room area or 20 cfm/occupant, whichever is greater. 1014.4 Means of Egress, Refrigeration Machinery Rooms, 1015.4 Means of Egress, Refrigeration Machinery Rooms, 1105.12 Refrigeration, Storing Refrigerant, 1105 Machinery Room, General Requirements, 1105.3 Refrigeration, Refrigerant Detector, 1106.4 Refrigeration, Flammable Refrigerants, 1106 Machinery Room, Special Requirements. /F4 144 0 R 2015 Michigan Mechanical Code > 11 Refrigeration > 1105 Machinery Room, General Requirements 1105.6 Refrigeration, Ventilation square foot (0.0025 m 3 / s • m 2 ) of machinery room area or 20 cfm (0.009 m 3 /s) per person. By: Muhammad Faheem Shahbaz HVAC Design Professional Mechanical Room A mechanical room or a boiler room is a space in a building dedicated to the mechanical equipment and its associated electrical equipment. 123 0 obj << /Type /Font /Subtype /TrueType /BaseFont /Arial-BoldItalicMT /FirstChar 0 /LastChar 255 /Encoding /WinAnsiEncoding /FontDescriptor 124 0 R /Widths [ 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 278 333 474 556 556 889 722 238 333 333 389 584 278 333 278 278 556 556 556 556 556 556 556 556 556 556 333 333 584 584 584 611 975 722 722 722 722 667 611 778 722 278 556 722 611 833 722 778 667 778 722 667 611 722 667 944 667 667 611 333 278 333 584 556 333 556 611 556 611 556 333 611 611 278 278 556 278 889 611 611 611 611 389 556 333 611 556 778 556 556 500 389 280 389 584 750 556 750 278 556 500 1000 556 556 333 1000 667 333 1000 750 611 750 750 278 278 500 500 350 556 1000 333 1000 556 333 944 750 500 667 278 333 556 556 556 556 280 556 333 737 370 556 584 333 737 552 400 549 333 333 333 576 556 278 333 333 365 556 834 834 834 611 722 722 722 722 722 722 1000 722 667 667 667 667 278 278 278 278 722 722 778 778 778 778 778 584 778 722 722 722 722 667 667 611 556 556 556 556 556 556 889 556 556 556 556 556 278 278 278 278 611 611 611 611 611 611 611 549 611 611 611 611 611 556 611 556 ] >> endobj 124 0 obj << /Type /FontDescriptor /FontName /Arial-BoldItalicMT /FontBBox [ -250 -250 1157 1000 ] /Flags 96 /CapHeight 724 /Ascent 905 /Descent 212 /StemV 153 /ItalicAngle 0 /XHeight 506 /Leading 33 /AvgWidth 479 /MaxWidth 1405 >> endobj 125 0 obj << /Type /Font /Subtype /TrueType /BaseFont /Arial-ItalicMT /FirstChar 0 /LastChar 255 /Encoding /WinAnsiEncoding /FontDescriptor 126 0 R /Widths [ 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 750 278 278 355 556 556 889 667 191 333 333 389 584 278 333 278 278 556 556 556 556 556 556 556 556 556 556 278 278 584 584 584 556 1015 667 667 722 722 667 611 778 722 278 500 667 556 833 722 778 667 778 722 667 611 722 667 944 667 667 611 278 278 278 469 556 333 556 556 500 556 556 278 556 556 222 222 500 222 833 556 556 556 556 333 500 278 556 500 722 500 500 500 334 260 334 584 750 556 750 222 556 333 1000 556 556 333 1000 667 333 1000 750 611 750 750 222 222 333 333 350 556 1000 333 1000 500 333 944 750 500 667 278 333 556 556 556 556 260 556 333 737 370 556 584 333 737 552 400 549 333 333 333 576 537 278 333 333 365 556 834 834 834 611 667 667 667 667 667 667 1000 722 667 667 667 667 278 278 278 278 722 722 778 778 778 778 778 584 778 722 722 722 722 667 667 611 556 556 556 556 556 556 889 500 556 556 556 556 278 278 278 278 556 556 556 556 556 556 556 549 611 556 556 556 556 500 556 500 ] >> endobj 126 0 obj << /Type /FontDescriptor /FontName /Arial-ItalicMT /FontBBox [ -250 -250 1082 1000 ] /Flags 96 /CapHeight 724 /Ascent 905 /Descent 212 /StemV 80 /ItalicAngle 0 /XHeight 506 /Leading 33 /AvgWidth 441 /MaxWidth 1343 >> endobj 127 0 obj Design, and Testing and Charging sections can be found between codes determining! 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