Contents
List of figures ix
Acknowledgements xv
Introduction xvii
1 History 1
Iron as an architectural medium 1
2 Materials - materials, manufacture and products 17
Iron ore processing 17
Wrought iron 17
Cast iron 23
Steel 33
Corrugated iron 36
Properties and treatments 38
3 Decay mechanisms and hazards 41
Principles of corrosion 41
Oxidation and reduction 42
Corrosion types relative to architectural ironwork 43
Bi-metallic corrosion 44
Impact 46
Vegetation 47
Poor interventions 48
Taste 48
Masonry and subsidence 49
Environmental 51
Inherent design issues 52
Other forms of risk 52
4 Survey and research 53
Design attribution 53
Manufacturing marks 54
Design registration 55
Archival sources 58
Material identification 63
5 Managing an architectural ironwork project 71
6 Intervention - key considerations in delivering a successful project 77
Inspection and condition survey 77
Where and how? 81
Documentation and transportation 83
Cleaning 97
Inspection and schedule of repairs 109
Repair techniques 112
Pinning 113
Fixings and fasteners 122
Replacement components 132
Surface finishes 132
Site erection 151
Interaction with masonry and other materials 156
7 Replication of architectural ironwork 163
Design 163
Materials 165
Specification 167
Execution 167
8 Characteristics and common issues relative to particular structures based on case studies 173
Fountains 173
Bandstands 194
Glasshouses 202
Gates and railings 215
Fa ades and buildings 221
Shelters and pavilions 235
Bibliography 143
Other sources of information 251
Glossary 255
Index 259