Which of the following is a requirement for NFPA 1901 compliant pumpers?

A pumper that complies with NFPA 1901 requirements must carry a minimum of 800 feet of fire hose. This standard ensures that fire departments have adequate hose on their apparatus to effectively respond to a variety of fire scenarios. The 800 feet requirement reflects the need for flexibility in equipment deployment, enabling the fire service to address incidents at diverse distances from the water source.

While other options like carrying ladders, having multiple water tanks, or including a foam system can enhance a pumper’s capabilities, they are not mandatory under NFPA 1901 for compliance. Each of those elements may serve specific departmental needs or enhance operational effectiveness but are not fundamental requirements outlined in the standard. Thus, having a minimum of 800 feet of fire hose is the key compliance factor for NFPA 1901, as it directly supports core firefighting operations.