| Date |
Text |
| 2014-12-03 11:20:50 | THE OCCUPANCY #'S STATED DO NOT AGREE WITH THE |
| | VENTILATION SCHEDULE ON M1.1 |
| | PLEASE CLARIFY THE NEED FOR ADDITIONAL A/C TONNAGE ON |
| | THE ENERGY CALC'S |
| | ANY ADDED SERVICABLE EQUIPTMENT ON THE ROOF WILL BE |
| | SUBJECT TO FBC 304.11 BELOW: |
| | |
| | 304.11 GUARDS. |
| | GUARDS SHALL BE PROVIDED WHERE APPLIANCES, EQUIPMENT, |
| | FANS OR OTHER COMPONENTS THAT REQUIRE SERVICE AND ROOF |
| | HATCH OPENINGS ARE LOCATED WITHIN 10 FEET (3048 MM) OF |
| | A ROOF EDGE OR OPEN SIDE OF A WALKING SURFACE AND SUCH |
| | EDGE OR OPEN SIDE IS LOCATED MORE THAN 30 INCHES (762 |
| | MM) ABOVE THE FLOOR, ROOF OR GRADE BELOW. THE GUARD |
| | SHALL EXTEND NOT LESS THAN 30 INCHES (762 MM) BEYOND |
| | EACH END OF SUCH APPLIANCES, EQUIPMENT, FANS, |
| | COMPONENTS AND ROOF HATCH OPENINGS AND THE TOP OF THE |
| | GUARD SHALL BE LOCATED NOT LESS THAN 42 INCHES (1067 |
| | MM) ABOVE THE ELEVATED SURFACE ADJACENT TO THE GUARD. |
| | THE GUARD SHALL BE CONSTRUCTED SO AS TO PREVENT THE |
| | PASSAGE OF A 21-INCH-DIAMETER (533 MM) SPHERE AND SHALL |
| | COMPLY WITH THE LOADING REQUIREMENTS FOR GUARDS |
| | SPECIFIED IN THE FLORIDA BUILDING CODE, BUILDING. |
| | |
| | REVIEW THE SHAFT WALL CLEARANCES ON A2.3 DETAIL 4 WITH |
| | REGARD TO FBC-M 506.3.10 THRU 506.3.10.2 BELOW: |
| | |
| | 506.3.10 GREASE DUCT ENCLOSURES. |
| | A GREASE DUCT SERVING A TYPE I HOOD THAT PENETRATES A |
| | FIRE-RATED CEILING, FIRE-RATED WALL OR FLOOR SHALL BE |
| | ENCLOSED FROM THE POINT OF PENETRATION TO THE OUTLET |
| | TERMINAL. A DUCT SHALL PENETRATE EXTERIOR WALLS ONLY AT |
| | LOCATIONS WHERE UNPROTECTED OPENINGS ARE PERMITTED BY |
| | THE FLORIDA BUILDING CODE, BUILDING. THE DUCT ENCLOSURE |
| | SHALL SERVE A SINGLE GREASE DUCT AND SHALL NOT CONTAIN |
| | OTHER DUCTS, PIPING OR WIRING SYSTEMS. DUCT ENCLOSURES |
| | SHALL BE EITHER FIELD-APPLIED OR FACTORY-BUILT. DUCT |
| | ENCLOSURES SHALL HAVE A FIRE-RESISTANCE RATING NOT LESS |
| | THAN THAT OF THE FLOOR ASSEMBLY PENETRATED, BUT NEED |
| | NOT EXCEED 2 HOURS. DUCT ENCLOSURES SHALL BE AS |
| | PRESCRIBED BY SECTION 506.3.10.1, 506.3.10.2 OR |
| | 506.3.10.3. THE ENCLOSURE SHALL BE SEPARATED FROM THE |
| | DUCT BY A MINIMUM OF 6 INCHES (152 MM) AND A MAXIMUM OF |
| | 12 INCHES (305MM) AND SHALL SERVE A SINGLE GREASE |
| | EXHAUST DUCT SYSTEM. |
| | |
| | 506.3.10.1 SHAFT ENCLOSURE. |
| | COMMERCIAL KITCHEN GREASE DUCTS CONSTRUCTED IN |
| | ACCORDANCE WITH SECTION 506.3.1 SHALL BE PERMITTED TO |
| | BE ENCLOSED IN ACCORDANCE WITH THE FLORIDA BUILDING |
| | CODE, BUILDING REQUIREMENTS FOR SHAFT CONSTRUCTION. |
| | SUCH GREASE DUCT SYSTEMS AND EXHAUST EQUIPMENT SHALL |
| | HAVE A CLEARANCE TO COMBUSTIBLE CONSTRUCTION OF NOT |
| | LESS THAN 18 INCHES (457 MM), AND SHALL HAVE A |
| | CLEARANCE TO NONCOMBUSTIBLE CONSTRUCTION AND GYPSUM |
| | WALLBOARD ATTACHED TO NONCOMBUSTIBLE STRUCTURES OF NOT |
| | LESS THAN 6 INCHES (76 MM). DUCT ENCLOSURES SHALL BE |
| | SEALED AROUND THE DUCT AT THE POINT OF PENETRATION AND |
| | VENTED TO THE OUTSIDE OF THE BUILDING THROUGH THE USE |
| | OF WEATHER-PROTECTED OPENINGS. |
| | |
| | 506.3.10.2 FIELD-APPLIED GREASE DUCT ENCLOSURE. |
| | COMMERCIAL KITCHEN GREASE DUCTS CONSTRUCTED IN |
| | ACCORDANCE WITH SECTION 506.3.1 SHALL BE ENCLOSED BY A |
| | FIELD-APPLIED GREASE DUCT ENCLOSURE THAT IS A LISTED |
| | AND LABELED MATERIAL, SYSTEM, PRODUCT OR METHOD OF |
| | CONSTRUCTION SPECIFICALLY EVALUATED FOR SUCH PURPOSE IN |
| | ACCORDANCE WITH ASTM E 2336. THE SURFACE OF THE DUCT |
| | SHALL BE CONTINUOUSLY COVERED ON ALL SIDES FROM THE |
| | POINT AT WHICH THE DUCT ORIGINATES TO THE OUTLET |
| | TERMINAL. DUCT PENETRATIONS SHALL BE PROTECTED WITH A |
| | THROUGH-PENETRATION FIRESTOP SYSTEM CLASSIFIED AND |
| | INSTALLED AS TESTED IN ACCORDANCE WITH ASTM E 814 OR UL |
| | 1479 AND HAVING AN ?F? AND ?T? RATING OF NOT LESS THAN |
| | 1 HOUR, BUT NOT LESS THAN THE FIRE-RESISTANCE RATING OF |
| | THE ASSEMBLY BEING PENETRATED. SUCH SYSTEMS SHALL BE |
| | INSTALLED IN ACCORDANCE WITH THE LISTING AND THE |
| | MANUFACTURER?S INSTALLATION INSTRUCTIONS. EXPOSED DUCT |
| | WRAP SYSTEMS SHALL BE PROTECTED WHERE SUBJECT TO |
| | PHYSICAL DAMAGE. |
