Rituals attending construction

thumb|250px|A ceremonial cornerstone from 1907, at the side of a building in Lasówka, Poland A cornerstone (or foundation stone or setting stone) is the first stone set in the construction of a masonry foundation. All other stones will be set in reference to this stone, thus determining the position of the entire structure.

process, sometimes ceremonial, of transferring a vessel to the water for the first time

builders' rite regarding the last beam of a structure being placed during construction - sometimes the beam is signed by the workers

official opening of a building or event

formal recognition of the start of a ship's construction

act of consecrating an altar, temple, church, or other sacred building

act or ceremony of placing a ship in active service

archaeological remains of the ritual burial of materials under the foundations of buildings

Roman ritual plowing undertaken when formally establishing a new settlement