First reading is a BS on the TBM. A new BS starts a new instrument setup. The check line verifies the arithmetic.
| # | Point | Sight | Reading (m) | HI (m) | RL (m) |
|---|
Ground level at every intersection. Depth = design − ground (green fill / red cut). Volume by 4-corner average × cell area.
Leveling sheet + cut/fill grid + volumes, generated live. Print or save as PDF.