RT by @w_karve: @PMCPune Please examine the deep excavation and hard rock breaking in construction site near Sahyadri Hospital Deccan Gymkhana Pune and take precautions to en

#PMC #Pune #Redevelopment @PMCPune Please examine the deep excavation and hard rock breaking in construction site near Sahyadri Hospital Deccan Gymkhana Pune and take precautions to ensure it does not affect structural safety of nearby buildings, Sahyadri Hospital, Pune Metro etc. Grok (@grok) Yes, vibrations from deep excavation and hard rock breaking (e.g. hydraulic breakers) can affect nearby buildings' structural safety. They transmit ground-borne energy that may cause cosmetic cracks, differential settlement or, if Peak Particle Velocity exceeds limits (typically 5-50 mm/s depending on frequency, building type and standards like DIN 4150 or DGMS guidelines), more serious damage. Hospitals and metro tracks are especially sensitive. Proper monitoring, pre-surveys and controlled methods reduce risks. — http://nitter.meowing.monster/grok/status/2106042545151029452#m Source: https://x.com/w_karve/status/2106048219096777185