Date |
Text |
2022-06-21 06:55:16 | 3RD REVIEW FMC |
| PERMIT: 22030297 |
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| CODES IN EFFECT: 2020 |
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| FBC- FLORIDA BUILDING CODE |
| FMC- FLORIDA MECHANICAL CODE |
| FEC- FLORIDA ENERGY CONSERVATION |
| FGC- FLORIDA FUEL GAS |
| FEX- FLORIDA EXISTING BUILDING CODE |
| FRC- FLORIDA RESIDENTIAL BUILDING CODE |
| F.S.- FLORIDA STATUTES |
| FAC- FLORIDA ACCESSIBILITY CODE |
| WPB- WEST PALM BEACH AMENDMENTS TO THE FBC |
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| PLAN REVIEW RESULTS: DENIED. |
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| 1) SEE PREVIOUS COMMENT BELOW. EITHER PROVIDE A DETAIL |
| SHOWING THAT THE DRYER DUCT IS NOT PENETRATING THE |
| FLOOR/CEILING ASSEMBLY OR SHOW HOW IT WILL BE FIRE |
| RATED ACCORDING TO THE LAST PART OF FMC 504.2 AND FMC |
| 607.6.2 COPIED BELOW FOR YOUR CONVENIENCE. NOTE: FMC |
| 607.6.2 WOULD BE THE ONLY ONE THAT APPLIES OF THE 3 |
| REQUIREMENTS AS THE OTHER 2 ONLY APPLY WHERE GRILLE IS |
| PENETRATING THE CEILING OF A FLOOR/CEILING ASSEMBLY. |
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| 2) PROVIDE A DETAIL DRAWING OF THE NEW DRYER DUCT BEING |
| INSTALLED AS IT CANNOT PASS THROUGH THE RATED |
| FLOOR/CEILING ASSEMBLY. FMC 607.6.2 |
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| FMC 504.2 EXHAUST PENETRATIONS. WHERE A CLOTHES DRYER |
| EXHAUST DUCT PENETRATES A WALL OR CEILING MEMBRANE, THE |
| ANNULAR SPACE SHALL BE SEALED WITH NONCOMBUSTIBLE |
| MATERIAL, APPROVED FIRE CAULKING OR A NONCOMBUSTIBLE |
| DRYER EXHAUST DUCT WALL RECEPTACLE. DUCTS THAT EXHAUST |
| CLOTHES DRYERS SHALL NOT PENETRATE OR BE LOCATED WITHIN |
| ANY FIREBLOCKING, DRAFTSTOPPING OR ANY WALL, |
| FLOOR/CEILING OR OTHER ASSEMBLY REQUIRED BY THE FLORIDA |
| BUILDING |
| CODE, BUILDING TO BE FIRE-RESISTANCE RATED, UNLESS SUCH |
| DUCT IS CONSTRUCTED OF GALVANIZED STEEL OR ALUMINUM OF |
| THE THICKNESS SPECIFIED IN SECTION 603.4 AND THE |
| FIRE-RESISTANCE |
| RATING IS MAINTAINED IN ACCORDANCE WITH THE FLORIDA |
| BUILDING CODE, BUILDING. FIRE DAMPERS, COMBINATION |
| FIRE/SMOKE DAMPERS AND ANY SIMILAR DEVICES THAT WILL |
| OBSTRUCT THE EXHAUST FLOW |
| SHALL BE PROHIBITED IN CLOTHES DRYER EXHAUST DUCTS. |
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| [BF] 607.6.2 MEMBRANE PENETRATIONS. DUCTS AND AIR |
| TRANSFER OPENINGS CONSTRUCTED OF APPROVED MATERIALS, IN |
| ACCORDANCE WITH SECTION 603, THAT PENETRATE THE CEILING |
| MEMBRANE OF A FIRE-RESISTANCE-RATED FLOOR/CEILING OR |
| ROOF/ CEILING ASSEMBLY SHALL BE PROTECTED WITH ONE OF |
| THE FOLLOWING: |
| 1. A SHAFT ENCLOSURE IN ACCORDANCE WITH SECTION 713 OF |
| THE FLORIDA BUILDING CODE, BUILDING. |
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| 2. A LISTED CEILING RADIATION DAMPER INSTALLED AT THE |
| CEILING LINE WHERE A DUCT PENETRATES THE CEILING OF A |
| FIRE-RESISTANCE-RATED FLOOR/CEILING OR ROOF/CEILING. |
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| 3. A LISTED CEILING RADIATION DAMPER INSTALLED AT THE |
| CEILING LINE WHERE A DIFFUSER WITH NO DUCT ATTACHED |
| PENETRATES THE CEILING OF A FIRE-RESISTANCE-RATED |
| FLOOR/CEILING OR ROOF/CEILING ASSEMBLY. |
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| WHEN RESUBMITTING, IT IS HELPFUL TO PROVIDE A RESPONSE |
| LETTER ADDRESSING EACH ITEM. |
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| MICHAEL EDWARDS |
| MECHANICAL EXAMINER |
| 401 CLEMATIS STREET |
| WEST PALM BEACH FL. 33401 |
| 561-805-6728 |
| [email protected] |
| |