ISO 4157
Encyclopedia
ISO 4157 is an ISO standard
for construction drawings and designation systems.
It is composed of 3 parts:
Main definitions:
Standard samples:
00 Ground floor
05 5th floor
-2 2nd basement floor
#0215 2nd floor, room 15
Standard
A technical standard is an established norm or requirement about technical systems. It is usually a formal document that establishes uniform engineering or technical criteria, methods, processes and practices. In contrast, a custom, convention, company product, corporate standard, etc...
for construction drawings and designation systems.
It is composed of 3 parts:
- ISO 4157-1:1988 "Construction drawings -- Designation systems -- Part 1: Buildings and parts of buildings"
- ISO 4157-2:1988 "Construction drawings -- Designation systems -- Part 2: Room names and numbers"
- ISO 4157-3:1988 "Construction drawings -- Designation systems -- Part 3: Room identifiers"
Main definitions:
- Floor n: is the horizontal partition between storey n and storey (n+1). Note: the floor in storey 5 is named as floor 4.
- Room: Identifiable physical space (area or volume, space or void) bounded actually or theoretically, even though it is not traditionally thought of as a room (also not completely enclosed by walls, ceiling and floor).
- Room identifiers: registration number of spaces:
- Room numbers: numbers (code) of rooms
Standard samples:
00 Ground floor
05 5th floor
-2 2nd basement floor
#0215 2nd floor, room 15