Fig. 1: Sighting on a Rocky Transect. — Reading of Station 1 —3ft. level on rod. Reading of Station 2 — 6ft. 6.lin. on rod. Therefore drop from Station 1 = 3ft. 6.1in. Horizontal distance from Station 1 = 5ft. 7.7in
Fig. 1: Sighting on a Rocky Transect.
Reading of Station 1 —3ft. level on rod. Reading of Station 2 — 6ft. 6.lin. on rod. Therefore drop from Station 1 = 3ft. 6.1in. Horizontal distance from Station 1 = 5ft. 7.7in.