27/08/2026
Precise Level Fly from SOB Bench Mark
Survey & Data Consultant is currently carrying out Precise Level Fly / Level Transfer from an established SOB (Survey of Bangladesh) Bench Mark (BM) using a Digital Level Machine.
The survey work is being conducted to establish accurate Elevation / Reduced Level (RL) as reliable vertical control for subsequent Topographic, Bathymetric, and Engineering Survey activities.