IS 10714 : Part 23 : 2006 /ISO 128-23 : 1999 Technical Drawings - General Principles of Presentation - Part 23 : Lines on Construction Drawings

National Foreword

This Indian Standard (Part 23) which is identical with ISO 128-23:1999 ?Technical drawings ? Generalprinciples of presentation - Part 23: Lines on construction drawings? issued by the InternationalOrganization for Standardization (ISO) was adopted by the Bureau of Indian Standards on therecommendation of the Drawings Sectional Committee and approval of the Production and GeneralEngineering Division Council.

ISO 128 was published in 1982 and was accordingly adopted as IS 10714:1983. ISO 128:1982 waswithdrawn and published again in several parts. In view of this, Drawings Sectional Committee decidedto adopt ISO 128-23:1999 as IS 10714 (Part 23).

dThis standard specifies types of lines and their application in construction documentation comprisingarchitectural drawings, structural engineering drawings, building serviceengineering drawings, landscape drawings and town planning drawings.

The other parts in this series are:

Part 1 Introduction and index

Part 20 Basic conventions for lines

Part 21 Preparation of lines by CAD systemsengineering drawings, civil

Part 22 Basic conventions and applications for leader lines and reference lines

Part 30 Basic conventions for views

Part 40 Basic conventions for cuts and sections

The text of ISO Standard has been approved as suitable for publication as an Indian Standard withoutdeviations. Certain conventions are, however, not identical to those used in Indian Standards. Attentionis particularly drawn to the following:

a) Wherever the words ?International Standard? appear referring to this standard, they shouldbe read as ?Indian Standard?.

b) Comma (,) has been used as a decimal marker while in Indian Standards, the current practiceis to use a point (.) as the decimal marker.

In this adopted standard, reference appears to certain International Standards for which Indian Standardsalso exist. The corresponding Indian Standards which are to be substituted in their places are listedbelow along with their degree of equivalence for the editions indicated: