[PDF] Top 20 The one dimensional compression of fibrous peat and other organic soils

... By using a Digitised Thesis, I accept that Trinity College Dublin bears no legal responsibility for the accuracy, legality or comprehensiveness of materials contained within the thesis, and that Trinity College Dublin ... See full document

... inorganic soils, this is achieved by oven drying representative specimens at 105±5°C according to ASTM D2974, [10] or 105–110°C according to British Standard BS1377–2, [11] since complete evaporation of the pore ... See full document

... Most peat classifications focus the fiber content together with the Von Post ...categories: fibrous, hemic and amorphous peat (Table 2.3). Fibrous peat is a mixture of fragmented ... See full document

... reconstituted peat soils with different peat soil particle ...reconstituted peat sample was used to determine the consolidation parameters since the undisturbed samples were difficult to ... See full document

... of organic matter from originally fresh plant material into finer detritus by the action of microorganisms that use the decaying organic matter as both an energy source and building material (Hobbs, ... See full document

... as one of major groups of soils found in Malaysia. Peat deposit covers large area of West Johore especially Pontian, Batu Pahat, and ...the compression behavior of ...of fibrous ... See full document

... for fibrous peat. Since decomposition of organic matter can have a significant effect on compression behaviour, the ability to artificially stimulate and pre-decompose a bearing peat ... See full document

... of organic matter in soils, including litter-bag techniques (French, 1988; Thormann et ...of peat in the field, they were deemed unsuitable for the present laboratory ...for other microbial ... See full document

... future compression potential of the degraded peat on account of structural changes and rearrangement of constituent fibres that have already taken place and changes in the manner in which water is held and ... See full document

... undisturbed organic soils under increasing levels of effective stress has been ...Maintained-load compression tests were carried out in the floating-ring consolidometer, over low-to-medium applied ... See full document

... of peat is its extremely high water content, often in the range of 1000–2000% by dry mass (Hobbs, ...the peat material is ready to drain under load ...humified organic content (ASTM, 2004; Hobbs, ... See full document

... From those two curves in Fig. Seven also can be seen the effect of the admixture type used for stabilization to the total compression. Admix-2 (lime CaCO3+FA) gives better result than admix-1 (lime CaCO3+ RHA). It ... See full document

... Sarawak peat has been well researched and documented by geologists, geotechnical engineers, and agricultural soil scientists ...of organic deposits in Sarawak, namely basin peats and valley ...topogeneous ... See full document

... The object Supraśl Dolna covers the area of about 1550 ha. It is situated in a valley frag- ment of river at 0+000 to 29+400 kilometer of its course (Figure 1). Drainage works carried out in 1975–1977 reconstructed the ... See full document

... to peat. The subject peat material was sampled from a depth of 2 m at the Clara raised bog (County Offaly, Ireland), with a full description of this Sphagnum peat deposit and its geotechnical ... See full document

... No further divisions in Australian orgamc soil classification were given until Stephens 1962, who classed organic soils as solum dominated by acid peat or a peaty eluvial horizon and di[r] ... See full document

... The behavior of phonons near Peierls transition has been studied in quasi-one-dimensional organic crystals of TTF-TCNQ in 2D approximation. A more complete crystal model is applied which takes into ... See full document

... As a consequence of ANOVA test it was found that tested peatlands significantly differ (p<0.001) among each other, taking into account quantity of organic carbon. The highest amount of C org. (35.5%) in ... See full document

... high-power consumption cost due to iterative mem- ory accesses. The L-BCWT method [23] reduced SPIHT ’ s memory access cost. However, its compres- sion ratio was the same as that of 1D SPIHT. Its RF transmission energy ... See full document

... The main disadvantage of the fractal method is the low rate of encoding, which is due to the fact that in order to obtain high image quality for each rank block, it is neces- sary to go through all domain blocks and at ... See full document