Rqd 3

RQD & Core Recovery Multi-Run Borehole Log

Instructions: Enter core run data below and click Add Run. RQD includes only core pieces ≥ 100 mm. Data is saved in your browser's local storage automatically.

Run ID / Depth Interval (e.g., 0–1.5 m): Total Core Run Length (mm): Core Piece Lengths (mm, separated by commas):

Run ID / Depth Interval	Total Run (mm)	Recovered (mm)	Recovery (%)	RQD (%)	Rock Quality

Note: RQD considers only core pieces ≥ 100 mm length as per Deere (1964) and IS 11315 (Part 11):1987.