Handout9 - R ESEARCH N OTES - THE USELESSNESS O F E...

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RESEARCH NOTES - THE USELESSNESS OF ELEPHANTS IN COMPACTING FILL RICHARD L. MEEHAN Soil8 Engineer, LeM68IU1ier Auociates, Inc., Boston Erosion of irrigation canal embankments during the wet season is a perennial problem in Northeast Thailand. Grass cover is often difBcult to establish because, among other reasons, the embankments are convenient pedestrian thoroughfares. Proper compaction of the embankments is an obvious remedy which is seldom applied for lack of suitable compaction equipment. Maintenance of embankments had become a major problem along the main canal and laterals of the Lam Pra Plerg Project, an irrigation development located 60 kilometers south of the to'YVD of Korat. It occurred to the frustrated field engineers that local unemployed elephants might be recruited at a reason· able rate to perform the compaction. Although several opinions were offered on the efficacy of such a means, no record of the performance of elephants as compactors was discovered. Accordingly, it was decided to resolve this contro- versial question by undertaking a modest field investigation. Elephas maximus. the Asian elephant, is regarded with particular affection by the Thai, who not only share our delight at the wondrous sight of two tons of animal flesh, but also know their elephants as dependable workers with an unparalleled capability for dragging valuable timber from the thickest jungles. The enthusiasm amounts to a national tradition; the distinguished. Siamese
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This note was uploaded on 09/23/2011 for the course CIVIL ENGI CE 3400 taught by Professor Rosenblad during the Spring '11 term at Missouri (Mizzou).

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Handout9 - R ESEARCH N OTES - THE USELESSNESS O F E...

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