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A platform for research: civil engineering, architecture and urbanism
Mobile mixing plant places concrete for 2200 foot retaining wall
Method used in building 20 ft. wall for Rio Grande Oil Co., near Los Angeles, designed with keyed asphaltic expansion joints approximately 60 ft. apart; mixer and tower were mounted on truck permitting placing of concrete directly into forms.
Mobile mixing plant places concrete for 2200 foot retaining wall
Method used in building 20 ft. wall for Rio Grande Oil Co., near Los Angeles, designed with keyed asphaltic expansion joints approximately 60 ft. apart; mixer and tower were mounted on truck permitting placing of concrete directly into forms.
Mobile mixing plant places concrete for 2200 foot retaining wall
Concrete
1929
3 Figs.
Article (Journal)
English
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| European Patent Office | 2018