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