... ABSTRACT: Using different jet grouting methods and variable diameters, a series of samples have been taken by means of core drilling of jet grouting columns made in soft stratified soil. Average values of the compressive strength, tensile strength and secant modulus are presented...

... of the mixing blade, down/up speed, rotational speed and the flow of the injected mixture. untreated soil execution parameter diameter compressive strength MPa grout laboratory sample strength compression test uniaxial compressive strength sludge deposit soft soil characteristic evaluation...

... construction of the 82 m stretch of the mentioned tunnel involved in the undercrossing of the canalized Tamandatueí river. koshima doro altan septum column construction Upstream Oil & Gas diameter septum Crown Drilling jet-grouted column river borehole operation excavation Power...

... of China. Most areas of subgrade in this district are soft soil of resent fluvio-maring sediment. Large diameter bored piles are commonly used as foundation for multistory buildings in Fuzhou. These piles are normally founded on bedrock in order to guarantee high end bearing capacity and low settlement...

... resistance of SPT tests made at different distances of a group of compaction piles. It is observed that the execution of a pile makes the compaction of the surrounding soil in a ray of influence of 2 to 2.5 times the diameter of the pile (Figure 2). The side of the square mesh should be 3 times the pile...

... ground transportation experiment membrane subsidence cavity rail transportation full-scale test tensile force fill material localised sinkhole reinforcement geosynthetic sheet geosynthetic reinforcement sinkhole embankment diameter assumption geometry straight cylinder design...

... roughness grain diameter borehole wall stabilisation Upstream Oil & Gas Soil Nail pullout test recommendation pullout force Wehr calculation diameter sand anchor granular material mean grain diameter cylinder application installation gravel STABILISATION OF RETAINING...

... ABSTRACT: The restraints from the side fill on a buried pipe influence its deformed shape. It is often very difficult to compact well the side fill in narrow trenches. The trench width to pipe diameter ratio must necessarily be an important parameter in the design of buried flexible pipes...

... of large diameter tunnels at relatively low depths may generate significant movements at ground surface. If those tunnels have to be build in urban areas founded on soil formations, important problems related with safety and serviceability of the buildings under consideration will certainly arise, mainly...

... of the solidified sediment. construction materials mould cement porosity well logging solidification stabilization total porosity dredged sludge compressive strength heavy metal Upstream Oil & Gas pore structure Boutouil diameter log analysis immobilization stabilization experimental...

... Artificial Intelligence TBM pilot tunnel excavation Reservoir Characterization Upstream Oil & Gas open tbm excavation wall structural geology tbm head diameter rock mass geological condition tunnel Fault Zone progress rate rock mass condition reservoir geomechanics cutter...

..., such as, boundary conditions of the model, diameter of the fibers, particle size, interaction between particles and fibers, filtration path, and constrictions. geotextile diameter receiver box bead mechanism constriction Significance probability distribution filtration area interaction effect soil...

... Mould Number Number Compaction Impulse Compaction Test Weight Diameter Height Diameter Of Of Blows for Etfort Kg Cm Layers Each Layer kJ/mJ kPA S em em Large Modified Proctor 35.34 15 60 30 3 88 2740 7 Large Standard Proctor 15.5 15 60 30 3 44 604 3 Small Modified Proctor 4.5 5.08 45.7 10.16 5 25 2740...

...) construction of shield tunnels with the world's largest diameter in successive stiff cement- mixed soil and very soft clay at a very shallow depth and underground connection of shield machines with the help of the ground freezing technique~ and d) construction of a huge offshore diaphragm wall of 98 m...

... conditions we have applied, the tests have shown that the self-healing capacity is about 30 mm diameter for a low hydraulic head. The critical hydraulic heads are higher than those noticed in the cover of waste disposal (more than 1 m). INTRODUCTION The swelling ability of the bentonite, which is used...

... the constrained modulus or mv. Upstream Oil & Gas oedometer result variability drilling fluids and materials triaxial cell water content specimen block sample auckland area auckland residual soil diameter conventional oedometer test residual soil stiffness Completion Installation...

... A.D. marine transportation geotechnical investigation diameter Bridge Reservoir Characterization abutment Highway Bridge investigation seismic activity foundation high seismicity area Earthquake canal Pier Greece canal slope sandstone conglomerate seismic event construction...

...TIMBER PILE FOUNDATIONS FOR EXPANSIVE SOILS. Stephen G. Fityus1 and Mark G. Delaney2. ABSTRACT This paper describes the results of a study in which two groups of small diameter timber test piles were driven to depths of between 0.5 to 3.5m into a relatively dry expansive clay soil, and subsequently...

... orientation) drilled from platforms excavated into the side of the slopes above the river. The project involved major challenges in designing and constructing single stem cylinder foundations 4- m structural diameter up to 28-m depth in the variable rock avalanche material. The project site and the final...

... ABSTRACT: Full scale load test data give very variable and sometimes very low shaft resistance for large diameter bored piles founded in Hong Kong decomposed granite. These observations were discussed and explained in this paper. INTRODUCTION Large diameter bored piles in Hong Kong...