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🔥 Mandatory Requirements For Fire Department Connection According To NFPA 13 (Edition 2022) 📌 Reference: Fire Department Connection at Alarm Check Valve Header for Sprinkler System based on NFPA 13, 2022 Edition (Clause 16.12) ● The fire department connection shall not be required if: - Building area is inaccessible for fire department support. - The connection is used for large-capacity deluge systems more than the fire department capacity. - Single story building less than 2000 sqft. ● Minimum pipe size shall be of 4inch (100mm), unless for any hydraulically calculated systems and not less than the largest size of the sprinkler riser connection downstream. ● The fire department connection is on upstream side of the alarm check valve, and not allowed to be on the branch line piping downstream side of the alarm check valve. ● The fire department connection shall be elevated at maximum of 4ft (1.2m) and minimum of 18inch (450mm) above the access level. ● Pipeline configuration setup as referred to Figure A.16.9.3 and typical installation details as referred to Figure 16.12.1 As a conclusion, the fire department connection is provisioned to support the water supply side in case of the failure on upstream pipeline from the fire pumps. Nevertheless, this connection is not expected to supply as per the design working pressure. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - # To know more details on fire safety related job & professional training please keep updated with us. # Don't forget to like, share & comments to our every technical posts. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 📌 Our Motto: #Fire_Safety_Knowledge #Fire_Safety_Job #Fire_Safety_Training #Fire_Career_Hacks #Professional_Support - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 📌 Inferno Engineering Platform of Fire Safety Professionals #Engineer #Architect #Fire_and_Life_Safety_Engineer #Fire_Safety_Coordinator #Fire_Safety_Manager #Fire_Safety_Officer #Fireman #Firefighter - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 📌 Follow Us Facebook Page | Facebook Group LinkedIn Page | LinkedIn Group YouTube Channel [Under Development] Website [Under Development] - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

🔥 Types of Fire Extinguisher - Water Type ▪ The effectiveness of an extinguishing agent on fires of ordinary solid combustible materials – such as wood, paper, textiles and fabrics (Class A risks) – depends principally upon its cooling action. ▪ Advantages: - Good absorbance of heat - Cheap - Readily Available - Range of jet - Striking power of jet ▪ Disadvantages: - Conductor of electricity - Not suitable for flammable liquids - Not suitable for flammable gases - Not suitable for flammable metals - Not suitable for cooking oil fires NOTE: Water conducts electricity and must NEVER be used on live electrical equipment. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - # To know more details on fire safety related job & professional training please keep updated with us. # Don't forget to like, share & comments to our every technical posts. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 📌 Our Motto: #Fire_Safety_Knowledge #Fire_Safety_Job #Fire_Safety_Training #Fire_Career_Hacks #Professional_Support - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 📌 Inferno Engineering Platform of Fire Safety Professionals #Engineer #Architect #Fire_and_Life_Safety_Engineer #Fire_Safety_Coordinator #Fire_Safety_Manager #Fire_Safety_Officer #Fireman #Firefighter - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 📌 Follow Us: Facebook Page | https://lnkd.in/g9xg6cgt Facebook Group | https://lnkd.in/g5yB5P9R LinkedIn Page | https://lnkd.in/gAH-W-X9 LinkedIn Group | https://lnkd.in/g2_wjb-B YouTube Channel | Under Development Website | Under Development - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 🧲 Admin: Md. Habibullah Nayem | Civil Engineer | MIEB LinkedIn Profile: https://lnkd.in/gcy3gBum - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

🔥 Understanding Fire Hydrant Installation This image provides a clear illustration of the typical underground and above-ground setup of a fire hydrant system. The diagram demonstrates key components of a fire hydrant installation in alignment with NFPA 24: Standard for the Installation of Private Fire Service Mains and Their Appurtenances. 🔥 Key Components Explained: • Fire Hydrant: Positioned above ground, this serves as an essential point for firefighting operations. According to NFPA 24, hydrants must be accessible and located within the required distance from the structures they protect. • Gravel Drain: Surrounds the base of the hydrant to facilitate proper drainage, ensuring no standing water accumulates in the hydrant barrel, which could freeze and impair functionality. • Thrust Block/Concrete Support: Installed at pipe bends and hydrant connections, these resist forces generated by water pressure and prevent movement of the hydrant. • Joint Restraints: Secures the hydrant connection to the underground pipe network, providing additional stability. • Hydrant Branch & Gate Valve: The hydrant branch connects the hydrant to the main water supply. The gate valve allows for isolation of the hydrant during maintenance without disrupting water service to other hydrants. • Supply Main: The underground piping that delivers water from the municipal or private water source to the hydrant. • Valve Box & Lid: Protects and provides access to the gate valve. NFPA requires these components to be durable and readily accessible. • Finished Grade: The area surrounding the hydrant is leveled and compacted, ensuring the hydrant is at the correct height as specified by NFPA (typically 18 inches above grade to the bottom of the lowest outlet). 💡 Did you know? Proper installation ensures optimal firefighting response and reduces maintenance issues. Share your thoughts on challenges faced during hydrant installations or maintenance in your projects! 🔗 Like, comment, or share to help spread awareness of NFPA-compliant fire hydrant systems. That's All. ✅ To know more details on fire safety related topics please keep updated with my LinkedIn profile. ✅ For upcoming batch of "Fire Safety System For High Rise Building" professional course (ONLINE & OFFLINE) please kindly contact with me. 📌 Courtesy By: Md. Habibullah Nayem Civil Engineer, MIEB Assistant Manager - Fire Safety Engineering Solution Integrated BMS Department Smart Safety & Automations Limited WhatsApp: +8801733157773 LinkedIn: https://lnkd.in/gedH68pk

🔥 Types of Fire Extinguisher - Carbon Dioxide Type ▪ CO2 is an inert gas, i.e. it does not take part in any chemical reaction. It extinguishes the fire by cooling and by displacing the Oxygen, and because it is a gas it can seek out fires in inaccessible locations. ▪ Advantages: - Non-conductor of electricity - Non-toxic (but will asphyxiate) - Clean - Self-charging - Rapid in operation ▪ Disadvantages: - Will cause thermal damage to delicate - Electrical equipment - Not user friendly (noisy) - Freezing capabilities (during use) - Difficult to extinguish a fire outside - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - # To know more details on fire safety related job & professional training please keep updated with us. # Don't forget to like, share & comments to our every technical posts. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 📌 Our Motto: #Fire_Safety_Knowledge #Fire_Safety_Job #Fire_Safety_Training #Fire_Career_Hacks #Professional_Support - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 📌 Inferno Engineering Platform of Fire Safety Professionals #Engineer #Architect #Fire_and_Life_Safety_Engineer #Fire_Safety_Coordinator #Fire_Safety_Manager #Fire_Safety_Officer #Fireman #Firefighter - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 📌 Follow Us: Facebook Page | https://lnkd.in/g9xg6cgt Facebook Group | https://lnkd.in/g5yB5P9R LinkedIn Page | https://lnkd.in/gAH-W-X9 LinkedIn Group | https://lnkd.in/g2_wjb-B YouTube Channel | Under Development Website | Under Development - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 🧲 Admin: Md. Habibullah Nayem | Civil Engineer | MIEB LinkedIn Profile: https://lnkd.in/gcy3gBum - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

🔥 Foundation For Horizontal Split Case Fire Pumps • Foundation should be sufficiently substantial to absorb any vibration and to form a permanent, rigid support for the base plate. • Foundation bolts of suitable size should be embedded in the concrete located by a drawing or template. • Place pumping unit on foundation with wedges under base plate leaving approximately 3/4” space for grouting. • Carefully level the unit by adjusting the wedges until shafts of pump and driver are leveled, recreating factory alignment. • Check coupling faces as well as suction and discharge flanges of pump with a level. Slight misalignment at this point may be corrected by adjusting the wedges. • After unit has been in operation for about a week, check alignment. Any misalignment may be corrected by placing shims between base and driver or pump feet. 📌 Reference: LIFECO Horizontal Split Case Fire Pumps (Centrifugal Fire Pump System) ✅ To know more details on fire safety related topics please keep updated with us. ✅ For upcoming batch of "Active Fire Protection System For High Rise Building" professional course (ONLINE & OFFLINE) please kindly contact us. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 🔥 Inferno Engineering Nexus of Fire Safety Engineering Knowledge Engineers | Architects | Fire Safety Professionals Admin LinkedIn Profile | https://lnkd.in/gedH68pk WhatsApp | +8801733157773 E-Mail | nayem.infernoeng@gmail.com - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 📌 Follow Us: Facebook Page | Facebook Group LinkedIn Page | LinkedIn Group YouTube Channel | Website [Under Development] - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

🔥 What is "Integrated System" in fire safety? ☑ Fire alarm systems, signaling systems, and emergency communications systems are often part of a large, integrated system serving a building or area. Following attached figure shows examples of individual systems that might be part of an integrated system. ☑ A fire alarm system might monitor the status of one of the other individual systems or provide a form of output to control another individual system, such as a smoke control system or an elevator controller. ☑ In some cases, the fire alarm system shares information and control in two directions with another individual system. NFPA 72 covers only the fire alarm or signaling system in the circuits powered by it, not any part of the other individual systems. ☑ See NFPA 3 and NFPA 4 for additional information on integrated systems. 🧲 Reference : Annex A, FIGURE A.21.1 NFPA®72 [Edition 2019] National Fire Alarm and Signaling Code That's All. ✅ To know more details on fire safety related topics please keep updated with my LinkedIn profile. ✅ For upcoming batch of "Fire Safety System For High Rise Building" professional course (ONLINE & OFFLINE) please kindly contact with me. 📌 Courtesy By: Md. Habibullah Nayem Civil Engineer, MIEB Assistant Manager - Fire Safety Engineering Solution Integrated BMS Department Smart Safety & Automations Limited WhatsApp: +8801733157773 LinkedIn: https://lnkd.in/gedH68pk

🔥 Foundation For Horizontal Split Case Fire Pumps • Foundation should be sufficiently substantial to absorb any vibration and to form a permanent, rigid support for the base plate. • Foundation bolts of suitable size should be embedded in the concrete located by a drawing or template. • Place pumping unit on foundation with wedges under base plate leaving approximately 3/4” space for grouting. • Carefully level the unit by adjusting the wedges until shafts of pump and driver are leveled, recreating factory alignment. • Check coupling faces as well as suction and discharge flanges of pump with a level. Slight misalignment at this point may be corrected by adjusting the wedges. • After unit has been in operation for about a week, check alignment. Any misalignment may be corrected by placing shims between base and driver or pump feet. 📌 Reference: LIFECO Horizontal Split Case Fire Pumps (Centrifugal Fire Pump System) ✅ To know more details on fire safety related topics please keep updated with us. ✅ For upcoming batch of "Active Fire Protection System For High Rise Building" professional course (ONLINE & OFFLINE) please kindly contact us. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 🔥 Inferno Engineering Nexus of Fire Safety Engineering Knowledge Engineers | Architects | Fire Safety Professionals Admin LinkedIn Profile | https://lnkd.in/gcy3gBum WhatsApp | +8801733157773 E-Mail | nayem.infernoeng@gmail.com - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 📌 Follow Us: Facebook Page | Facebook Group LinkedIn Page | LinkedIn Group YouTube Channel | Website [Under Development] - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

🔥 Minimizing Turbulence in Fire Pump Suction Line: A Key to Efficient Operation • Turbulence in a fire pump suction line refers to chaotic or irregular water flow that disrupts smooth movement. This occurs when there are bends, elbows, or obstructions close to the pump inlet, causing the water to swirl and creating pressure fluctuations. Turbulence can reduce the pump's efficiency, increase friction losses, and put unnecessary stress on the pump. • To minimize turbulence, NFPA 20 recommends maintaining a straight length of suction pipe that is at least 10 times the diameter of the pipe (10 x Pipe Ø) before reaching the pump suction flange. This minimizes friction loss, prevents pressure fluctuations, and ensures a stable water supply. That's All. ✅ To know more details on fire safety related topics please keep updated with us. ✅ For upcoming batch of "Active Fire Protection System For High Rise Building" professional course (ONLINE & OFFLINE) please kindly contact us. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 🔥 Inferno Engineering Nexus of Fire Safety Engineering Knowledge Engineers | Architects | Fire Safety Professionals WhatsApp | +8801733157773 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 📌 Follow Us: Facebook Page | Facebook Group LinkedIn Page | LinkedIn Group YouTube Channel | Website [Under Development] - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

🔥 Importance of Eccentric and Concentric Reducers in Fire Pump Systems 📕 Eccentric Reducer (Suction Line) • Prevents Air Entrapment:: Eccentric reducers are used in the suction line of fire pumps to avoid air pockets that can disrupt water flow. • Ensures Proper Flow: It provides a gradual reduction in pipe diameter, minimizing turbulence and maintaining a laminar flow of water to the pump. • Compliance with Standards: Fire pump standards like NFPA 20 require the use of eccentric reducers to prevent operational issues in suction systems. 📕 Concentric Reducer (Delivery Line) • Smooth Transition for Pressurized Flow: Concentric reducers are used in the delivery (discharge) line to transition between the pump outlet and the discharge piping. • Prevents Pressure Loss: A gradual transition reduces the chances of pressure drops, ensuring efficient delivery of water to the fire suppression system. • Facilitates Connection: The reducer helps in connecting pipes of different diameters efficiently, accommodating the design requirements of the delivery system. 📌 SUMMARY: • Eccentric reducers are critical for maintaining proper suction conditions and preventing operational issues like cavitation. • Concentric reducers ensure efficient discharge flow and minimize pressure losses, supporting the pump's performance and system reliability. That's All. ✅ To know more details on fire safety related topics please keep updated with us. ✅ For upcoming batch of "Active Fire Protection System For High Rise Building" professional course (ONLINE & OFFLINE) please kindly contact us. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 🔥 Inferno Engineering Nexus of Fire Safety Engineering Knowledge Engineers | Architects | Fire Safety Professionals WhatsApp | +8801733157773 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 📌 Follow Us: Facebook Page | Facebook Group LinkedIn Page | LinkedIn Group YouTube Channel | Website [Under Development] - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

🔔 The Importance of Fire Safety Engineering 🔔 In today’s world, the role of a Fire Safety Engineer is more critical than ever. Fire safety engineering is not just about preventing fires; it’s about protecting lives, property, and the environment. Here’s why this profession is essential: 🔥 Life Safety: Fire Safety Engineers design systems and protocols that ensure the safe evacuation of people during emergencies. 🏢 Property Protection: They implement measures to minimize damage to buildings and infrastructure, safeguarding investments and assets. 🌍 Environmental Impact: By preventing and controlling fires, we reduce harmful emissions and protect natural resources. 🔍 Risk Assessment: Fire Safety Engineers conduct thorough risk assessments and develop comprehensive fire safety plans tailored to specific needs. 💼 Compliance and Standards: They ensure that buildings comply with local and international fire safety standards and regulations. In a rapidly urbanizing world, Fire Safety Engineers are the unsung heroes who work behind the scenes to make our environments safer. Let’s appreciate and recognize the invaluable contributions of these professionals. #FireSafety #Engineering #SafetyFirst #ProtectingLives #FireProtection #SafetyEngineering