LSMB tomb looks like a concrete box. Coffin is seen within well-made LSMB.
It is very important for researchers studying on cultural or human remains from LSMB tombs to know how the tombs were constructed during Joseon Dynasty. This is because well preserved condition of LSMB tombs is closely concerned with the presence of LSMB around the coffin. The protocol for LSMB tomb construction has been well known to historians in Korea because Joseon people made the tombs according to the ritual codes of the Kingdom; thereby the information on it could be obatined in detal when historians searched for related historic documents of those times. The figure is a summary of the information. Anyway, the LSMB is completely encapsulating the coffin, like a kind of concrete box, cultural or human remains could be preserved well unless the LSMB was accidently broken before archaeological investigation began.
(A) Digging burial pit. (B) Forming LSMB on pit bottom. (C) Placing outer coffin upon LSMB bottom. (D) Forming LSMB on side walls of outer coffin. (E) Constructing inner coffin in mourning place. Spread charcoal on floor of inner coffin; Laying basal plate on charcoal layer; Placing clothes-wrapped body within coffin; Putting covering lid on inner coffin. (F) Moving inner coffin to graveyard (funeral procession). (G) When the outer coffin is laid within the grave pit, a lime-soil mixture is poured into the space between the soil and the outer coffin walls; the inner coffin is laid within outer coffin. (H) Laying cross bars upon the coffin lid. (I) and (J) Forming the LSMB upon the cross bars.