Stability Control of Staged Filling Construction on Soft Subsoil Using Hyperbolic Settlement Prediction Method: A Case Study of a Tidal Flat in China

Table 2

Construction period in each stage.

Load grade	Filling height H (m)	Embankment filling period (d)	Earlier period of preloading (d)	Control time in the latter part of the preloading period (d)
I	0.8	1–3	4–13	14–33
II	1.35	34–45	46–55	56–80
III	1.25	81–110	111–121	122–131
IV	1.8	132–163	164–173	174–193
V	1.4	194–206	207–213	214–306