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q which type of pile cap transfers loads equally to piles flexible pile cap orrigid pile cap loads from columns transferring to pile cap persuade
q explain strain compatibility in mini-pilesin designing the axial capacity of mini-piles grout can be taken into account in the contribution of
q illustrate shaft grouting for friction barrettesfor the construction of friction barrettes some grout pipes are designed at periphery of the
q show the stresses during pile drivingstresses during pile driving in pile driving operation proper selection of piling hammers is necessary to
q reasons of using compressed air as drilling fluidfor rotary drilling in ground investigation works drilling fluid is generally used to clear and
q reverse and direct circulation drill drilling in pilingfor reverse circulation drilling and direct circulation drilling major difference in
q principle of airlifting for cleaning pile boresairlifting is generally carried out before concreting to remove debris and clean the base of pile
explain the pdca cyclepdca is a four step problem solving method the following are the description of each step1 p - plan devise your plan identify
q necessity of pile tip cover for rock-socketed h-pilesin current practice concrete cover is generally provided at the pile tips of pre-bored h-piles
q explain the maximum spacing of pilesone of the factors which affect the distribution of loads from the structures to each pile is assumption of
q holes in steel plates connecting to h-piles there are two types of holes present in the steel plate associated to h-piles in the pile cap the first
q define hammer efficiency and coefficient of restitutionhammer efficiency refers to ratio of kinetic energy of hammer to the rated energy or
functions of different reinforcement in a typical pile cap loads from columns transferring to pile cap persuade tensile forces at the bottom of cap
q explain forty-five degree spread rule for driven piles for driven piles the length of piles driven into the ground is generally based on dynamic
q fixed vs pinned connection between piles and pile capsthe type of connection amid piles and pile caps affects the load carrying capacity of pile
q false set in pile drivingfor pile driving in certain soils such as dense silt and weathered rock occurrence of false set phenomenon isnt uncommon
q free- fall concrete placement in bored pilesbased on the research by sts consultants ltd it was found that concrete placed by free falling below
effect of pile installation method to load carrying capacity of piles the construction of piles by driving method causes an increase in density of
design approach for the spacing of min-piles for close spacing of min-piles it would provide substantial cost savings with reduction of pile cap size
compaction to freshly placed concrete piles in general practice reliance is placed on the self-compaction of particularly designed concrete mixes
q what do you mean by base fixitybase fixity when structures such as portal frames are associated to the base foundation engineers have to determine
addition of water to bored piles in water bearing ground some water head about 1 m above the existing ground water table is sustained to stabilize
q application of bitumen to driven pilesin a certain area of h-piles subjected to ground water table fluctuation painting is occasionally applied on
q a pipe or groups of bars be adopted as load carrying element of min-pilesthe design of mini-piles someway differs from other traditional pile types
vibrocoring in marine ground investigation if only shallow marine ground geotechnical information is essential for design purpose vibrocoring is