2018-05-17 19:29:10 | GOOD AFTERNOON, |
| I HAVE DONE MY REVIEW FOR THE ABOVE REVISION. I TALKED |
| TO SEAN KAUFFMAN (HEDRICK BROTHERS) AND SENT A COPY OF |
| THE COMMENTS TO CLAUDIA GALVIS (CPZ ARCHITECTS). |
| |
| AFTER TALKING TO ROBERT BROWN AND IN ORDER TO KEEP THE |
| JOB GOING, THE REVISION IS PARTIALLY APPROVED. THIS |
| MEANS THAT CONTRACTOR MAY PROCEED WITH THE WORK EXCEPT |
| FOR DETAIL 2/LS-201 FOR THE FIRE RATING AT THE 5.5" GAP |
| ABOVE THE 8" CONCRETE TILT-UP WALL (SEE ITEM #4 BELOW) |
| AND DETAIL 3/LS-200 FOR THE STEEL COLUMN FIRE RATING |
| (SEE ITEM #5 BELOW). THESE DETAILS NEED TO BE REVISED. |
| PLEASE SEE COPY OF COMMENTS BELOW. |
| APPROVED PLANS ARE READY FOR PICK UP. DETAILS THAT ARE |
| NOT APPROVED ARE CROSSED OUT. |
| THANK YOU |
| JULIO GOMEZ |
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| FIRE STATION #4 FIRE STOPPING AND STEEL COLUMN FIRE |
| RATING REVISION, BUILDING REVIEW COMMENTS |
| CODE: FBC 5TH EDITION (2014) AND CITY AMENDMENTS. |
| |
| RESPONSE TO CHRIS P. ZIMMERMAN (ARCHITECT) REVISIONS |
| LETTER DATED MAY 11, 2018: |
| |
| 1- DUCT PENETRATION OPENING REVISION IN HOLLOW CORE |
| PRECAST SLABS ON SHEET LS-203, S202 AND S-302 IS OK. |
| |
| 2- METAL AND COPPER PIPE PENETRATION DETAIL ON SHEET |
| LS-204 IS OK. |
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| 3- PVC PIPE PENETRATIONS DETAIL ON SHEET LS-204 DETAIL |
| 2 IS OK. |
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| 4- DETAIL 2 ON SHEET LS-201 FOR CLOSING OF 5.5" GAP ON |
| TOP OF FIRE RATED WALL IS NOT APPROVED: |
| A)SEC. 722.2 FBC ONLY APPLIES TO CONCRETE ASSEMBLIES. |
| REFERENCED TABLE 722.2.1.4(2) APPLIES ONLY TO THE |
| FINISHES THAT ARE APPLIED TO CONCRETE WALLS. THE |
| PROPOSED CONDITION IS LIKE HAVING A METAL PARTITION |
| ABOVE A CONCRETE WALL PARTITION. THEREFORE, REFERENCED |
| TABLE DOESN'T APPLY. |
| B) 7/8" PORTLAND CEMENT-SAND PLASTER ON METAL LATH |
| DOESN'T PROVIDE 60 MINUTES FIRE RATING VALUE. ACCORDING |
| TO TABLE 722.2.1.4(2) YOU GET ONLY 25 MINUTES. SEE |
| REFERENCED TABLE. ALSO, THIS TABLE DOESN'T APPLY. SEE |
| COMMENT #4(A) ABOVE. |
| |
| NOTE: YOU MAY USE PRESCRIPTIVE FIRE RESISTANCE METHOD |
| FOR THE SPECIFIC PROPOSED ASSEMBLY. SEE SEC. 721.1 FBC. |
| |
| 5- STEEL COLUMN FIRE RATING REVISION DETAIL 3/LS-200 IS |
| NOT APPROVED: |
| A) REFERENCED TABLE 722.2.1.4(2) FBC APPLIES ONLY TO |
| THE FINISHES THAT ARE APPLIED TO CONCRETE WALLS. FOR |
| STEEL COLUMNS NEED TO USE SEC. 722.5 FBC AND PROVIDE |
| REQUIRED CALCULATIONS AND COMPLETE FASTENING |
| SPECIFICATIONS. |
| |
| 6- DORMITORIES 1 HR SEPARATION DETAIL 5/LS-201 IS OK. |
| |
| 7- ONE HOUR FIRE SEPARATION AT APPARATUS BAY IS OK. |
| |
| ****PLEASE PROVIDE RESPONSE LETTER ADDRESSING EACH |
| COMMENT TO HELP EXPEDITE THE REVIEW PROCESS. |
| |
| ****PLEASE INSERT ANY REVISED DRAWING AND REMOVE OLD |
| DRAWING. SUBMIT OLD DRAWINGS FOR REFERENCE OF ALREADY |
| REVIEWED DRAWINGS. DO NOT STAPLE OLD DRAWINGS TO PLANS. |
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| IF YOU HAVE ANY QUESTIONS, PLEASE CONTACT |
| JULIO GOMEZ |
| COMMERCIAL COMBINATION PLANS EXAMINER |
| DEVELOPMENT SERVICES DEPARTMENT |
| BUILDING DIVISION |
| (561)805-6712 |
| [email protected] |
| |