What of? To what Extent? How? Whom will?--- Preserve & Utilize the Bayon temple?

Contributor 1: by BUN Narith; President Director General of the APSARA Authority

Contributor 2: Koichiro MATSURA ; Director General of UNESCO

Contributor 3: by Jacques Dumarçay; Architect, Architectural historian of South East Asia

Contributor 4: by Ikuo HIRAYAMA; master artist, UNESCO Goodwill Ambassador

Contributor 5: by the Director General of the Cultural Affairs Department, Ministry of Foreign Affairs, Japan

Chapter 1
The Purpose and Method for the Master Plan

  1. Purpose
  2. Method and the Composition of the Master Plan

Chapter 2
Present Situation and themes for Conservation & Restoration of the Bayon temple and the Surrounding Monuments

  1. Previous Researches on the Conservation and Restoration Project of Bayon
  2. Architectural Inventory and Archaeological Investigation and themes for Conservation & Restoration
  3. Art History Investigation and themes for Conservation & Restoration
  4. Architectural Structure and Geo-technological Investigation and themes for Conservation & Restoration
  5. Petrology and Conservation Science Investigation and themes for Conservation & Restoration
  6. Drainage System of Bayon and themes for Conservation & Restoration
  7. Bayon, As a Living Temple (Religion and Tourism)

Chapter 3
The Purpose and Method for the Master Plan

  1. The Process of Deterioration of Sand Stones and Bas-Relief of Bayon
  2. Structural System of Bayon and the Reason of Inclination for Tower Buildings
  3. Collapsed Conditions of the Bayon Complex
  4. Monitoring of the Bayon Northern Library after Restoration

Main Subject
Fundamental Principles for the Conservation & Restoration & Utilization of the Bayon (Towards the Adoption of "The Bayon Charter")
This Chapter is Related with "The Bayon Charter" Concrete details will be worked out through the two future Bayon Symposium and other open discussion opportunities.

1) Characteristics of Bayon
2) Environmental Preservation

-Monitoring of the Natural Environment (Water, Forest, Weather)

-Monitoring of the Culture (Religion, Intangible Cultural Assets, Tourism)

-Monitoring of the Monumental Landscape

-Relation of Bayon-Angkor Thom-Angkor Monumental Area

3) Restoration Techniques

-History of the Khmer Construction Techniques and the Characteristics of Bayon Period

-Traditional Construction and Structural Method of the Khmer and the Techniques of Conservation and Restoration

-Human Resources Development of the Cambodian Experts and Technicians

4) The Significance of the International Collaboration for the Conservation and Restoration Activities of Angkor

5) Preservation of the Angkor Monuments and Cambodia Region, People, Nation

Restoration Plan of Bayon

1) Decision of the Investigation Items, Prior to the Restoration

2) Outline of the Restoration Plan

  1. Stone, Supplement, Custody, Processing, Maintenance
  2. Architectural Structure and Construction Method
  3. Safety Plans, Securing Endurance, Re-repair
  4. Method of Recording and Documentation
  5. Development of Conservation and Restoration Techniques required from investigation Results
  6. Harmonization as a part of the Monumental Landscape
  7. Technical Transition to the Restoration Technicians
  8. Working Progress Plans and Practice
  9. Positioning Each Items in the Master Plan

3) Theory for the Restoration Plan

  1. Stabilizing the Central Tower and Eternal Preservation
  2. Accurate Recording of the Bas-Relief and Preservation at the Site
  3. Partial Dismantling works of the Platform and Foundation Restoration-Reassembling
  4. Determining the Scattered Stones for Replacement to the Original Position, Restoration and Supplement of New Stones
  5. Restoring and Preserving the Drainage System
  6. Making a manual for the Restoration Techniques
  7. Cooperation with APSARA and Opened Restoration Society
  8. Safety of the Restoration Work Site among Tourism

Chapter 3
Preservation and Utilization Plans of Bayon

1) Recommendation for what a Organization should be for Preservation Activities
@-Maintenance Activities
@-Research Organization

2) Responsibility of Opening and Explaining Recording Information to the Public and Documentation Custody

3) Securing the Sacredness and Participation of the Local Residents

4) Transportation Network Plans from Micro and Macro Points of View

5) Future Images of Bayon and Sustainable Development of Angkor area

6) Establishing and Participating for the International Network to contribute for the Education and Recordings of the Conservation of World Heritage



  1. The Bayon Charter (draft)
  2. The Bayon Symposium
  3. 3-Dimensional Data of Bayon
  4. Inventory of Bayon
  5. Art History Survey Report of Bayon
  6. Building Structural Survey Report of Bayon
  7. Archaeology Report of Bayon
  8. Petrology Report of Bayon
  9. Conservation Science Report of Bayon
  10. Evaluation of the Restoration of Bayon Northern Library
  11. Standard Specification of the Specific Restoration of Bayon (ex. Stone restoration, Platform Dismantling)
  12. Maintenance Activities of Bayon
  13. Historical City Planning Survey Report of Bayon and Angkor Thom