What is prohibited within 2 feet of existing piping?

In the context of construction and plumbing, the restriction on mechanical excavating equipment within two feet of existing piping is crucial to maintaining the integrity of the plumbing system. Such equipment can exert excessive force or vibrations that could damage pipes, joints, or nearby connections which are often buried under the ground. This is particularly important for underground utilities like water, gas, or sewage lines, as any disruption can lead to leaks, ruptures, or other catastrophic failures.

Hand digging, while still needing caution, is generally considered safer for existing utilities because it allows for more precise work and reduces the risk of damage compared to using heavy machinery. Building foundations may have specific distance requirements from utilities for safety and code compliance, but the most immediate concern with existing piping is the potential for damage from mechanical excavating equipment. Plumbing installations, while they must adhere to clearances from existing utilities, do not inherently pose the same risk as heavy machinery when it comes to disrupting or damaging already laid systems. This understanding is vital for any plumbing contractor to avoid costly repairs or service interruptions.