CHAPTER 9 FIRE PROTECTION AND LIFE SAFETY SYSTEMS |
903.5.1 Water flow tests (Addition): Water flow tests for automatic sprinkler systems shall be conducted between the hours of 9:00 A.M. and 4:30 P.M., Monday through Friday. Tests shall be within the last twelve (12) months. |
903.7 Post indicator valves (Addition): All automatic sprinkler systems, except limited-area sprinkler systems, shall be provided with a post indicator valve that shall control the water supply to all automatic sprinkler systems in that building. |
907.11 Monitoring (Addition): All fire alarm and detection systems shall be monitored by an approved central station as defined in NFPA 72. Effective January 1, 2015, the central station service shall be UL-listed for all new alarm installations or changes in alarm service provider for existing alarm systems. |
Exception: Supervisory is not required for: |
1. Single- and multiple-station smoke alarms required by Section 907.2.10. |
2. Smoke detectors in Group I-3 occupancies. |
3. Automatic sprinkler systems in one- and two-family dwellings. |
907.12 Fire alarm automatic notification (Addition): Any commercial building with a fire alarm or fire-suppression system shall have a monitored fire alarm system that automatically notifies the monitoring service (and 911 Dispatch via that service) of the activation of the fire alarm, including specific details as to the nature of the alarm. The system shall also feature notification devices in all public areas of the building. |
907.13 Qualifying systems (Addition): A fire alarm or fire suppression system shall be defined as any local fire alarm or extinguishment system regulated by the International Fire Code, including Type 1 hoods. |
907.14 Remote annunciator (Addition): If a fire alarm panel is not installed in the immediate vicinity of the main public entrance, a remote annunciator shall be installed in the main lobby or in the immediate vicinity of the main public entrance. The remote annunciator shall be capable of full control of the alarm system, including viewing active alarms, trouble alarms and faults and shall be capable of silencing and resetting the alarm system. |
907.15 Fully addressable alarm systems (Addition): All new installations of fire alarm systems shall feature a fully addressable alarm system identifying each detector by a description of its physical location. |
907.16 Devices similar to fire alarm prohibited (Addition): No commercial building shall have any device or system not part of a monitored fire alarm system that provides audible and/or visual warning that could be reasonably mistaken for a fire alarm system or otherwise provide an indication that an automatic fire response is or will be underway. |
907.17 Fire alarm dialer (Addition): All new installations of fire alarm systems and replacement of fire alarm panels shall feature a fire alarm dialer that is capable of transmitting detailed data to the alarm monitoring service, including the alarm type, alerting device location and a description of the device/and or nature of the specific alarm (i.e., smoke, heat, water flow, etc.). |
907.18 Alarm transmission time defined (Addition): All fire alarm signals shall be transmitted to the remote monitoring service within ninety (90) seconds per NFPA 72-16. Additionally, the alarm service shall transmit the alarm signal, and all other identifying point information to Central County 911 Dispatch within ninety (90) seconds of the alarm monitoring service receipt of the alarm. |
907.19 Pretest of alarm system (Addition): All fire alarm systems under permit for the modification or installation of a fire alarm system shall be pretested prior to requesting a final inspection. Signed pretest documentation shall be provided to the Fire Marshal upon their arrival for the final inspection. Failure to have the appropriate documentation will cancel the final alarm inspection and require rescheduling. |
907.20 Signing (Addition): The room containing the fire alarm control panel (FACP) shall be clearly marked with a sign. The sign shall have the legend "FACP" in white letters six (6) inches in height on a red retro-reflective background. The sign shall be permanently affixed to the door on the room containing the FACP, the nearest exterior door providing access to the building from outside and on any doors and along any corridors leading between the exterior door and the room containing the FACP as necessary. |
907.21 Trouble signals (Addition): A fire alarm that experiences a supervisory or trouble signal shall be serviced by a qualified technician within two (2) business days unless directed to be done sooner by the Fire Marshal. |
912.8 Use groups R-3 and R-4 (Addition): There shall be no more than six (6) dwelling units constructed prior to the installation of a public water system with fire hydrants as set forth herein so as to be accessible for fire district use in the event of a fire emergency. |
912.9 Other use groups (Addition): In all other use groups, public water systems with fire hydrants shall be installed with commencement of construction. |
912.10 Fire hydrant placement (Addition): Fire hydrants shall be placed within the guidelines of Section 912.10 through 912.10.9. |
912.10.1 Single-family residential (Addition): In Use Groups R-2 and R-4, single-family residential developments, fire hydrant spacing shall not exceed six hundred (600) feet from hydrant to hydrant, or as special site conditions may dictate. |
912.10.1.1 Water supply required (Addition): In Use Groups R-3 and R-4 single-family developments, when the density is one (1) dwelling unit per ten thousand (10,000) square feet of developed property or less and there are five (5) or more dwelling units in a single development. |
912.10.2 Multifamily residential(Addition): In Use Group R-2, multifamily residential developments, fire hydrant spacing shall not exceed four hundred (400) feet from hydrant to hydrant, or as special site conditions may dictate. Local conditions may be such that this distance may vary as much as seventy-five (75) feet to one hundred (100) feet in either direction. |
912.10.2.1 Water supply required (Addition): In Use Group R-2 multifamily residential developments, when there are four (4) or more dwelling units within one (1) building or structure. |
912.10.3 Other use group development (Addition): In all other use groups, fire hydrant spacing shall not exceed four hundred (400) feet from hydrant to hydrant, or as special site conditions may dictate. No part of a building shall be more than four hundred (400) feet from a fire hydrant. Local conditions may be such that the distance between fire hydrants or from a building to a fire hydrant may vary as much as seventy-five (75) feet to one hundred (100) feet in either direction, if otherwise approved by the Fire Marshal. |
912.10.4 Area to be provided with fire hydrants (Addition): Fire hydrants and water mains shall be placed along the full length of the property to be developed that abuts an existing and/or proposed improved public way. Considerations may be required by the water agency because of water quality considerations. |
912.10.5 Fire hydrants (Addition): Spacing of fire hydrants along a public way shall be regulated by the use group classification of the development that abuts the existing and/or proposed public way. |
912.10.6 Private hydrants (addition): Where a development, other than Use Group R-3 or R-4, is greater than one hundred fifty (150) feet from an existing and/or proposed improved public way, measured along the drivable access, additional private fire hydrants shall be required on said developed property, private streets and/or parking lots, at a spacing between fire hydrants as required by the Use Group as set forth in Section 912.6.4. |
912.10.7 No-parking area at fire hydrants (Addition): Where fire hydrants are required to be installed in areas where vehicles would be parked or standing, said vehicle parking or standing shall be restricted for ten (10) feet in each direction from the fire hydrant. |
912.10.8 Unacceptable locations for fire hydrants (Addition): Fire hydrants shall not be permitted in the locations indicated in Section 912.6.8.1. |
912.10.8.1 Prohibited locations (Addition): A fire hydrant shall not be placed at any location where the fire hydrant could be damaged by vehicular traffic. |
912.10.9 Relocation of fire hydrants (Addition): Relocation of fire hydrants requested or required by a property owner and/or developer shall be located as specified by the water agency's policies and procedures and approved by the Fire Marshal. |
912.11 Fire hydrant installation (Addition): All fire hydrants shall be installed in accordance with Sections 912.11.1 through 912.11.3. |
912.11.1 Fire hydrant setback distance (Addition): All fire hydrants shall be set back from the curb or edge of payment. The setback exceeds twelve (12) feet. |
912.11.2 Fire Hydrant connection height (Addition): Fire hydrants shall be installed a minimum of fourteen (14) inches and maximum of thirty-six (36) inches above finished grade, measured from the center of the steamer connection. |
912.11.3 Fire hydrant type (Addition): All fire hydrants shall be approved by the American Water Works Association (AWWA) and/or Missouri American Water. |
912.12 Obstructions (Addition): There shall be no obstructions, plantings, bushes, trees, signs, light standards, etc., within six (6) feet of any fire hydrant in all directions. |
912.13 Minimum fire flow - single hydrant (Addition): The minimum fire flow from a single fire hydrant in any use group shall be one thousand five hundred (1,500) gallons per minute at twenty (20) psi residual pressure unless the new hydrant is ordered on a preexisting main. |
912.14 Minimum fire flow - next two (2) hydrants (Addition): The minimum fire flow from the next two (2) fire hydrants in any use group shall be a cumulative one thousand five hundred (1,500) gallons per minute at twenty (20) psi residual pressure. |
912.15 Size (Addition): Fire Department connections (FDC) shall consist of a five-inch Storz connection into a minimum five-inch piping system. The piping system from the FDC to the main sprinkler system piping shall be a minimum of five (5) inches in diameter. The Storz connection shall be installed on a thirty-degree angle. |
912.16 Location (Addition): Fire Department connections (FDC) shall be located no more than seventy-five (75) feet from a hydrant capable of a minimum flow of one thousand five hundred (1,500) GPM and shall be located no more than ten (10) feet from a paved surface capable of supporting a ninety-thousand-pound aerial fire apparatus. |
912.17 Walkway (Addition): A walkway shall be provided between the paved apparatus access and the FDC. The walkway shall be of hot-placed asphalt pavement or of poured-in-place concrete and shall be a minimum of thirty-six (36) inches in width. |
912.18 Visibility (Addition): The Fire Department connection (FDC) shall be clearly marked with a sign. The sign shall have the legend "FDC" in white letters six (6) inches in height on a red retro-reflective background. The sign shall be permanently affixed to the building above the FDC. The FDC shall be visible from the apparatus access area and shall not be obstructed by any landscaping or other concealment device. |
912.19 Residual pressure (Addition): Fire flow demand calculations shall require a twenty percent (20%) reserve at system design demand; however, the residual shall be at least twenty (20) psi. The Fire Marshal may require a higher residual at their discretion if special circumstances warrant. |
912.20 Fire main definition (Addition): Any water main installed as part of any public or private construction project that directly serves one (1) or more fire sprinkler systems shall be considered a fire main and shall be installed and inspected to NFPA standards. |
912.20.1 Fire main sizing (Addition): Fire mains shall be sized according to required demand; however, no fire main shall be sized less than as required below without specific approval from the Fire Marshal. |
912.20.2 Fire main tied-in at 2 or more locations (Addition): Fire mains tied into the Missouri American water system at two (2) or more locations shall use a minimum six-inch-diameter pipe. |
912.20.3 Fire mains tied-in at 1 location (Addition): Fire mains tied into the Missouri American water system at only one (1) location shall use a minimum of eight-inch-diameter pipe. |
912.20.4 Fire mains not to connect to smaller service main (Addition): Fire mains required to be sized at a certain minimum size shall not be supplied from water service mains of a smaller diameter. |