Date |
Text |
2017-04-27 12:19:21 | THIS PLAN WAS REVIEWED AND APPROVED BY PETER LEDUC, |
| FIRE MARSHAL, WITH THE FOLLOWING COMMENTS: |
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| PLEASE CONSIDER THE FOLLOWING AS PROVISO: |
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| THESE PROVISO COMMENTS WILL BE VERIFIED AND CONFIRMED |
| AT THE TIME OF FIRE INSPECTION. FAILURE TO FOLLOW THESE |
| PROVISO COMMENTS WILL RESULT IN A FAILED FIRE |
| INSPECTION. |
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| 1) SHEET M 1 - A NOTE INDICATING COMPLIANCE WITH NFPA |
| 90 A IS SHOWN; HOWEVER, DUCT DETECTION IS NOT. |
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| PER NFPA 90 A , CHAPTER 6 CONTROLS |
| 6.4* SMOKE DETECTION FOR AUTOMATIC CONTROL. |
| 6.4.1 TESTING. ALL AUTOMATIC SHUTDOWN DEVICES SHALL BE |
| TESTED AT LEAST ANNUALLY. |
| 6.4.2* LOCATION. |
| 6.4.2.1 SMOKE DETECTORS LISTED FOR USE IN AIR |
| DISTRIBUTION SYSTEMS SHALL BE LOCATED AS FOLLOWS: |
| (1) DOWNSTREAM OF THE AIR FILTERS AND AHEAD OF ANY |
| BRANCH CONNECTIONS IN AIR SUPPLY SYSTEMS HAVING A |
| CAPACITY GREATER THAN 944 L/SEC (2000 FT3/MIN) |
| (2) AT EACH STORY PRIOR TO THE CONNECTION TO A COMMON |
| RETURN AND PRIOR TO ANY RECIRCULATION OR FRESH AIR |
| INLET CONNECTION IN AIR RETURN SYSTEMS HAVING A |
| CAPACITY GREATER THAN 7080 L/SEC (15,000 FT3/MIN) AND |
| SERVING MORE THAN ONE STORY |
| |
| 6.4.3* FUNCTION. |
| 6.4.3.1 SMOKE DETECTORS PROVIDED AS REQUIRED BY 6.4.2 |
| SHALL AUTOMATICALLY STOP THEIR RESPECTIVE FAN(S) ON |
| DETECTING THE PRESENCE OF SMOKE. |
| |
| 6.4.4.2 IN ADDITION TO THE REQUIREMENTS OF 6.4.3, WHERE |
| AN APPROVED FIRE ALARM SYSTEM IS INSTALLED IN A |
| BUILDING, THE SMOKE DETECTORS REQUIRED BY THE |
| PROVISIONS OF SECTION 6.4 SHALL BE CONNECTED TO THE |
| FIRE ALARM SYSTEM IN ACCORDANCE WITH THE REQUIREMENTS |
| OF NFPA 72, NATIONAL FIRE ALARM AND SIGNALING CODE. |
| |
| 6.4.4.3 WHERE SMOKE DETECTORS REQUIRED BY SECTION 6.4 |
| ARE INSTALLED IN A BUILDING NOT EQUIPPED WITH AN |
| APPROVED FIRE ALARM SYSTEM AS SPECIFIED BY 6.4.4.2, THE |
| FOLLOWING SHALL OCCUR: |
| (1) SMOKE DETECTOR ACTIVATION REQUIRED BY SECTION 6.4 |
| SHALL CAUSE A VISUAL SIGNAL AND AN AUDIBLE SIGNAL IN A |
| NORMALLY OCCUPIED AREA. |
| (2) SMOKE DETECTOR TROUBLE CONDITIONS SHALL BE |
| INDICATED VISUALLY OR AUDIBLY IN A NORMALLY OCCUPIED |
| AREA AND SHALL BE IDENTIFIED AS AIR DUCT DETECTOR |
| TROUBLE. |
| 6.4.4.4 SMOKE DETECTORS POWERED SEPARATELY FROM THE |
| FIRE ALARM SYSTEM FOR THE SOLE FUNCTION OF STOPPING |
| FANS SHALL NOT REQUIRE STANDBY POWER. |
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| PLEASE INSTALL DUCT DETECTION PER NFPA 90 A WHERE |
| REWUIRED. |
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| PETER LEDUC |
| FIRE MARSHAL |
| 561-804-4709 |
| [email protected] |
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