Prahm (unit)

from Wikipedia, the free encyclopedia

Prahm was a Prussian volume measure for limestone . The volume was 10 feet in length, 10 feet in width, and 3 feet in height. The spaces in accordance with were offset by deducting a third.

According to a state regulation, the Prahm measure could no longer be used from January 1, 1817. In the lime quarries of Rüdersdorf only the cubic fathoms were valid , according to which stones were calculated. The cubic fathoms were equated to 108 cubic feet (Preuss.).

The cargo on a ship in Rüdersdorf was a prahm (stones). A lime kiln held about 6 ½ inches of raw limestone, that is 18 cubic fathoms or 1944 cubic feet. When burned, a kiln load yielded around 274 tons .

  • 1 plank = 300 cubic feet

literature

  • Official gazette of the government of Frankfurt / Oder: 1816 . Government Official Gazette, 1816, p. 646.
  • Johann Christian Nelkenbrecher : Pocket book of the latest coin, measure and weight constitution of all countries . Gottlieb Haase, Prague 1809, p. 57.
  • August F. Triest : Handbook for the calculation of building costs for all objects of urban and rural art . Volume 14, Duncker and Humblot, Berlin 1828, p. 91.