Sections: 1. Product Modelling. Model for architectural space (M. Iwai et al.). Neutral building product model for computer integrated construction. The KBS Model. (K. Svensson). Product modelling at work (F.P. Tolman et al.). Design modelling (A. van Kempen et al.). Towards integrated support for computer integrated building (A.J. Pols). 2. Developments in CAD. Integrative knowledge-based design systems: A view (I. Petrovic). Neutral intelligent CAD- communication (NICC). (V. Tarandi). LORAN-T: Development and application of a newly integrated CAD system (T. Kita et al.). A conceptual model for CAAD (H. Neuckermans). CAD for the analytical definition of reliability in building process (G. Morabito et al.). Advanced information technology in building maintenance support (P. Christiansson). Research, development and standardization work in the Nordic countries 1990 (F. Sigrist). 3. Automation and Robotics in Construction. Design for automation: An operational framework (C.E. Bridgewater et al.). The role of standardized product models in construction robotics (K.P. Krom, F.P. Tolman). Non-procedural systems: The key to the successful implementation of IT in construction management (J.P. Pantouvakis). Design for construction (DFC) in the building and construction industries (B. Luiten, F.P. Tolman). Integrated design and construction planning system for computer integrated construction (Y. Yamazaki). A three-dimensional position marking system applied to the information-integrated construction technology (A. Suzuki et al.). CI-NET: Construction industry network (K. Noro). PMAPM: An object oriented project model for A/E/C process with multiple views (K. Ito et al.). Designing for building production: An environmental modification model for computer integrated construction (T. Cornick, B. Noble). The use of structured data analysis as a design tool for computer integrated construction (N. Fisher). 4. Standardization and Classification Model and database for integrated management of architectural objects (S. Kurihara et al.). Implementing the standards and regulations view on buildings (M. de Waard, F.P. Tolman). Draft ISO technical report: Classification of information in the construction industry (H. Karlsson, T. Allott).