| Date |
Text |
| 2018-10-17 08:08:24 | RESIDENTIAL (R2) FLOORING SOUNDPROOFING SECOND BUILDING |
| | REVIEW CHECKLIST. |
| | CODE: FBC 6TH EDITION (2017) AND CITY AMENDMENTS. |
| | |
| | |
| | ORIGINAL COMMENT: |
| | |
| | 1-FLOORING SOUND INSULATION MATERIAL: |
| | A) PROVIDE 2 COPIES OF THE FLAME SPREAD INDEX AND SMOKE |
| | DEVELOPED INDEX TEST DONE IN ACCORDANCE WITH ASTM E 84 |
| | OR UL 723 AS REQUIRED BY SEC. 720.1 OF FBC 6TH EDITION |
| | (2017). |
| | |
| | B) PROVIDE 2 COPIES OF THE SOUND TRANSMISSION CLASS |
| | (STC) TEST DONE IN ACCORDANCE WITH ASTM E 90 AS |
| | REQUIRED BY SEC. 1207.2 OF FBC 6TH EDITION (2017). |
| | |
| | C) PROVIDE 2 COPIES OF THE IMPACT INSULATION CLASS |
| | (IIC) TEST DONE IN ACCORDANCE WITH ASTM E 492 AS |
| | REQUIRED BY SEC. 1207.3 OF FBC 6TH EDITION (2017). |
| | |
| | NOTE: TEST SAMPLES TO MATCH BUILDING CONSTRUCTION AND |
| | PROPOSED FLOOR FINISH. |
| | |
| | RESPONSE: |
| | |
| | NEED TO PROVIDE COPIES OF THE ACTUAL TESTS (SEE A,B,C |
| | ABOVE) FOR SAM 3 90 MEMBRANE. NOTE: TESTS NEED TO MATCH |
| | EXISTING CONDITIONS. THE INFORMATION SUBMITTED SHOW |
| | HIGH IIC AND STC VALUES. THIS APPLIES WHEN THERE IS A |
| | SUSPENDED ACOUSTICAL CEILING. THAT'S WHY THE IIC AND |
| | STC RESULTS ARE SO HIGH. TYPICALLY THERE ARE NOT |
| | SUSPENDED ACOUSTICAL CEILINGS IN THIS BUILDINGS. |
| | PROVIDE COPIES OF TESTS DONE TO CONCRETE SLABS WITHOUT |
| | ACOUSTICAL CEILING OR PROVIDE PROOF THAT EXISTING |
| | APARTMENT HAS ACOUSTICAL CEILING MATCHING THE TESTS. |
| | |
| | |
| | IF YOU HAVE ANY QUESTIONS, PLEASE CONTACT |
| | JULIO GOMEZ |
| | COMMERCIAL COMBINATION PLANS EXAMINER |
| | DEVELOPMENT SERVICES DEPARTMENT |
| | BUILDING DIVISION |
| | (561)805-6712 |
| | [email protected] |
| | |
