Which NFPA standard mandates enclosed cabs for fire apparatus to protect all personnel?

The standard that mandates enclosed cabs for fire apparatus to protect all personnel is NFPA 1901. This National Fire Protection Association (NFPA) standard specifically addresses the design, performance, and safety features of fire apparatus, including the requirement for enclosed cabs to ensure the safety and protection of personnel from environmental hazards and potential injuries while responding to emergencies.

NFPA 1500, while related to fire department occupational safety and health programs, does not specifically focus on the design and configuration of fire apparatus cabs. NFPA 1001 pertains to the professional qualifications for firefighters and does not cover apparatus specifications. NFPA 1021 is focused on fire officer professional qualifications and likewise does not address the design considerations for fire apparatus.

In summary, NFPA 1901 is the key standard that outlines specifications, including the critical requirement for enclosed cabs on fire apparatus to safeguard personnel.