Lecture Notes from BUIL 1226: Introduction to Buildings

Lecture 4: Buildings in Context

General Details

• Date: Week 4, 24-27 March 2025

Prescribed Reading

• Chapter: 1 - The Building Site (Building Construction Illustrated, 5th or 6th Edition)

Previous Lectures Summary

Lecture 3: Representing Buildings and Systems

• Covered types of building drawings:

  • Orthographic views (multi-view drawings)

  • Paraline drawings

• Discussed building documentation, including:

  • Drawings

  • Specifications

  • Contract conditions

Workshop 3 Overview

• Focus on interpreting and visualizing architectural drawings

• Scaled floor plans exercise of personal spaces (e.g., bedrooms)

Site Systems

Elements Affecting Building Functionality

• Identifying site elements for Robina Stadium (Skilled Park), Gold Coast

• Key Elements and Relevance:

  • Topography: Flood plain along river, very flat, affects flood risk.

  • Soil: Silt and clay, indicating poor drainage.

  • Landscape and Paving: Influences surface water management and pollution.

  • Solar Radiation: Orientation impacts views and turf growth.

  • Precipitation & Drainage: High rainfall necessitates functional drainage systems.

  • Wind: Stadium design may increase wind swirl affecting sports events.

  • Site Access: River-side limits access, affecting circulation options.

  • Utilities: High recycling designs due to surrounding systems.

  • Environmental Protection: Considerations for river pollution and turf treatments.

Additional Site Elements

• Bachman (2003) Elements:

  • Orientation, surrounding structures, storm water, utilities, security, etc.

• Ching (2014) Elements:

  • Site soil, drainage, sound and views, and regulatory factors.

Site Analysis - Key Considerations

Physical Site Data

• Area and shape; legal boundaries

• Required setbacks and existing easements

• Ground slope and drainage patterns

• Landscaping and climatic conditions

• Access points and circulation paths

• Availability of utilities

Topography

• Topographic plans illustrate landscapes using contour lines:

  • Close contours: Steeper terrain

  • Equally spaced contours: Constant slope

  • Far apart contours: Flat surface

• Design considerations include minimizing disruption of natural drainage and equalizing cut-fill requirements for construction.

Solar Radiation and Wind

Solar Radiation

• Analyzing sun path diagrams for various locations (e.g., Melbourne, Singapore)

• Mitigation strategies for heat gain:

  • Reduce openings on east-west façades

  • Use shading techniques

Wind Considerations

• Understanding wind's impact on building design, sustainability, and user comfort.

Regulations - Planning and Zoning

Planning Ordnances

• Plot ratio defines the maximum floor space allowed:

  • Terminologies include FAR, FSR, FSI

  • Example: A plot ratio of 9 indicates the total building floor area is nine times the site area.

  • Melbourne planning scheme updates include requirements for building design and setbacks for heights over 100 meters.

Upcoming Tasks and Assignments

• Week 5 (31 March - 3 April 2025)

  • Continue major assignment tasks, finalize building selection, conduct research, and site visits.

  • Submit Preliminary Report (Part 2) by 11 April 2025.

  • Complete Online Exercise #2 covering Week 5 content between 3-6 April 2025.

References

• Ching, F.D.K. (2014). Building Construction Illustrated.

• Bachman, L.R. (2003). Integrated Buildings.

• Planning and Zoning resources from various planning bodies.

• Additional architectural design resources referenced throughout lectures.