Date |
Text |
2007-12-24 12:20:54 | 1. THE WORDING ON THE REVISED NOTE # 26 IS INCORRECT. |
| THE WORD DISPLAY SHOULD READ TRANSMIT. FOUR DISTINCT |
| SIGNALS WATERFLOW, GENERAL ALARM, TROUBLE AND |
| SUPERVISORY SHALL BE TRANSMITTED TO THE CENTRAL STATION |
| APPROVED FOR CENTRAL STATION SERVICE. |
| |
| 2. THE REVISED DRAWINGS THAT REFLECT A COMPLETE SMOKE |
| DETECTION SYSTEM FOR THE BUILDING SHALL BE SUBMITTED TO |
| THE CONSTRUCTION SERVICES DEPARTMENT AS A SEPARATE |
| ENTITY AS SHOP DRAWINGS. THESE SHOP DRAWINGS SHALL |
| PROVIDE PRODUCT INFORMATION CUT SHEETS, BATTERY |
| CALCUALTIONS, RISER DIAGRAMS AND FLOORS PLANS |
| ILLUSTRATING DEVICE PLACEMENT FOR THE ENTIRE FIRE ALARM |
| SYSTEM. |
| |
| 3. THERE APPEARS TO BE SOME CONFUSION WITH REGARDS TO |
| THE FIRE RATING REQUIRED FOR THE FIRE COMMAND ROOM. THE |
| FIRE COMMAND ROOM IS REQUIRED TO BE SEPARATED FROM |
| OTHER AREAS OF THE BUILDING BY AT LEAST ONE HOUR FIRE |
| RATED CONSTRUCTION. SOME DOCUMENTATION PROVIDED WITH |
| DRAWINGS INDICATES THAT NO FIRE DAMPER IS NEEDED FOR |
| THE ROOM SINCE IT IS NOT FIRE RATED. THIS IS INCORRECT. |
| NFPA 1, SECTION 11.9.2 REQUIRES THAT "THE EMERGENCY |
| COMMAND CENTER SHALL BE SEPARATED FROM THE REMAINDER OF |
| THE BUILDING BY A FIRE BARRIER HAVING A FIRE RESISTANCE |
| RATING OF NOT LESS THAN 1 HOUR". |
| |
| APPROVED PROVISIO: |
| |
| MIKE CARSILLO, BATTALION CHIEF |
| BUREA OF FIRE PREVENTION |
| 804-4709 PHONE |
| 804-4774 FAX |