Madang, Papua New Guinea, 01 November 1970
image source: supplied and photographed by Bill Boyce
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- bridge abutment headstock/pier failure – note absence of reinforcing steel in headstock & absence of pile/headstock anchorage
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- bridge abutment headstock/pier failure – note absence of reinforcing steel in headstock & absence of pile/headstock anchorage
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- Sumerang bridge – collapse of rocker expansion bearings at pier
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- vertical crack in road embankment
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- native construction – sideways collapse
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- Australian construction – lateral displacement on stumps & cracked stump
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- failure of water tank
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- brick wall collapse – note engaged brick piers
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- brick wall collapse – note engaged brick piers
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- facing wall collapse
