Date |
Text |
2023-05-25 12:46:31 | THIS PLAN WAS REVIEWED AND FAILED BY PETER LEDUC, FIRE |
| MARSHAL, WITH THE FOLLOWING COMMENTS: |
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| 1) SHEET A 402 & A 600 - THERE IS AN INDICATION OF DOOR |
| 201 AS BEING SMOKE RATED YET OTHER DOORS IN THE |
| STAIRWELLS INCLUDING DOOR 220 AS BEING 45 MINUTE. |
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| PER NFPA 101, CH 14 EDUCATIONAL OCCUPANCIES. |
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| 7..2.2.5 ENCLOSURE AND PROTECTION OF STAIRS |
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| 7.2.2.5.1 ENCLOSURES |
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| 7.2.2.5.1.1 ALL INSIDE STAIRS SERVING AS AN EXIT OR |
| EXIT COMPONENT SHALL |
| BE ENCLOSED IN ACCORDANCE WITH 7.1.3.2 |
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| 7.1.3.2 EXITS. |
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| 7.1.3.2.1 WHERE THIS CODE REQUIRES AN EXIT TO BE |
| SEPARATED FROM OTHER |
| PARTS OF THE BUILDING, THE SEPARATING CONSTRUCTION |
| SHALL MEET THE REQUIRE MENTS OF SECTION 8.2 AND THE |
| FOLLOWING: |
| (1)* THE SEPARATION SHALL HAVE A MINIMUM 1-HOUR FIRE |
| RESISTANCE RATING |
| WHERE THE EXIT CONNECTS THREE OR FEWER STORIES |
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| PLEASE REVIEW AND CORRECT OR JUSTIFY WITH SPECIFIC CODE |
| REFERENCES. |
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| 1A) SHEET A 402 & A 600 - THERE ARE INDICATIONS OF NEW |
| WALLS WITHIN THE STAIRWAYS SUPPORTING DOORS 201 AND 220 |
| THAT DO NOT APPEAR TO BE 1 - HR RATED AS REQUIRED |
| PER THE CH 14 FIRE CODES ABOVE. |
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| PLEASE REVIEW AND PROVIDE FOR LISTED 1 HR FIRE RATED |
| WALLS. |
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| 2) LIFE SAFETY SHEETS - THERE IS AN INDICATION OF |
| CLASSROOM DOORS OPENING OUT INTO THE CORRIDOR. |
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| PER NFPA 101, CH 14 |
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| 14.2.3.2 MINIMUM CORRIDOR WIDTH. |
| 14.2.3.2.1 EXIT ACCESS CORRIDORS SHALL HAVE NOT LESS |
| THAN 6 FT (1830 MM) |
| OF CLEAR WIDTH EXCEPT AS OTHERWISE PERMITTED IN |
| 14.2.3.2.2. |
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| NARRATIVE EXPLANATION: THE TERM CLEAR WIDTH MEANS A 6 |
| FT (1830 MM) WIDE CLEAR |
| SPACE WITH NO OBSTRUCTIONS OTHER THAN THOSE PERMITTED |
| BY 7.3.2.2 |
| AND DOORS AS PERMITTED BY 7.2.1.4.3. SUBSECTION 7.3.2 |
| DETAILS THE |
| REQUIRED METHOD FOR MEASURING THE WIDTH OF A COMPONENT |
| OF THE |
| MEANS OF EGRESS. PARAGRAPH 7.3.2.2 PERMITS PROJECTIONS |
| OF NOT |
| MORE THAN 4 1???2 IN. (114 MM) ON EACH SIDE OF THE |
| CORRIDOR. THE PROJECTIONS |
| ARE PERMITTED TO BE LOCATED AT OR BELOW A HANDRAIL |
| HEIGHT |
| OF 38 IN. (965 MM), AND THE MAXIMUM 4 1???2 IN. (114 |
| MM) |
| ENCROACHMENT IS TO BE IGNORED WHEN DETERMINING WIDTH |
| FOR USE |
| IN EGRESS CAPACITY CALCULATIONS |
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| 7.2.1.4.3* DOOR LEAF ENCROACHMENT. |
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| A.7.2.1.4.3 THE REQUIREMENTS OF 7.2.1.4.3 ARE NOT |
| INTENDED TO APPLY TO |
| THE SWING OF CROSS-CORRIDOR DOORS, SUCH AS SMOKE |
| BARRIER DOORS AND |
| HORIZONTAL EXITS. NEITHER ARE THE REQUIREMENTS INTENDED |
| TO APPLY TO DOORS |
| FROM ROOMS THAT ARE TYPICALLY UNOCCUPIED, SUCH AS |
| JANITOR???S CLOSETS, |
| ELECTRICAL CLOSETS, OR TELECOMMUNICATIONS CLOSETS |
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| 7.2.1.4.3.1 DURING ITS SWING, ANY DOOR LEAF IN A MEANS |
| OF EGRESS SHALL |
| LEAVE NOT LESS THAN ONE-HALF OF THE REQUIRED WIDTH OF |
| AN AISLE, A CORRIDOR, |
| A PASSAGEWAY, OR A LANDING UNOBSTRUCTED, UNLESS BOTH OF |
| THE FOLLOWING |
| CONDITIONS ARE MET: |
| (1) THE DOOR OPENING PROVIDES ACCESS TO A STAIR IN AN |
| EXISTING |
| BUILDING. |
| (2) THE DOOR OPENING MEETS THE REQUIREMENT OF |
| 7.2.1.4.3.2. |
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| 7.2.1.4.3.2 WHEN FULLY OPEN, ANY DOOR LEAF IN A MEANS |
| OF EGRESS SHALL |
| NOT PROJECT MORE THAN 7 IN. (180 MM) INTO THE REQUIRED |
| WIDTH OF AN AISLE, |
| A CORRIDOR, A PASSAGEWAY, OR A LANDING, UNLESS THE DOOR |
| LEAF IS EQUIPPED |
| WITH AN APPROVED SELF-CLOSING DEVICE AND IS NOT |
| REQUIRED BY THE PROVI SIONS |
| OF 7.2.1.4.2 TO SWING IN THE DIRECTION OF EGRESS TRAVEL |
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| PLEASE REVIEW AND CORRECT OR JUSTIFY WITH SPECIFIC CODE |
| REFERENCES. |
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| 3) WHEN RESUBMITTING, PLEASE PROVIDE PLAN SHEET |
| REVISION CLOUDS OR NUMBERED NARRATIVE RESPONSES TO THE |
| ABOVE. |
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| |
| 4) ADDITIONAL COMMENTS MAY BE PROVIDED ON THE |
| RE-SUBMITTAL OF THE ABOVE. |
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| PETER LEDUC |
| FIRE MARSHAL |
| 561-804-4709 |
| [email protected] |
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