0.00005로 한다. ⑤ 포아송비 0.15, Young's modulus는 4000000psi이다. ⑥ Slab는 x방향 7개, y방향 7개, 총 49개의 요소로 나눈 것으로 한다 ... 형태 Liquid Foundation Liquid라는 말은 foundattion이 전단강도가 없는 액체 상태임을 의미하는 것이 아니고 slab 아래에 있는 foundation의 변형이 ... Liquid foundation으로 가정한다. ② Slab의 수는 1개로 한다. ③ 외부 하중은 주어지지 않는 것으로 한다. ④ 온도에 따른 curling을 고려하며 열팽창계수는
stresses of the concrete slab has been investigated with various values of the slab thickness, elastic modulus ... and the friction between the slab and the foundation, has been investigated when the slabs-on-grade ... , and vortical stiffness of the foundation when subjected to the temperature gradient between the top
The aim of this paper is to study the interaction between adjacent buildings with different foundation ... The modulus of elasticity of the 9round as well as the varying relations of inertia have a strong influence
Thus, the modified velocity response spectrum and the new determination method of foundation modulus ... The comparison shows that the velocity response spectrum and the determination method of foundation modulus
, and foundation stiffness on the stress distribution were investigated. ... and/or slab thickness increased and the foundation stiffness decreased. ... increased, the slab thickness increased, and the foundation stiffness decreased.
foundation is proposed. ... Using the FWD, an empirical correlation between the deflection and the stiffness modulus of the pavement ... the increment of stiffness in the stabilised layer would provide better load transfer to the pavement foundation
Foundation engineering 20102157 Leeminwoo Original question Overconsolidated clay slopes of 12 degrees ... At this time, the clay moist and saturated unit weight of each of 1.9 t/ ㎥ , 2 t/ ㎥ is the shear modulus ... At this time, the clay moist and saturated unit weight of each of 1.9 pcf , 2 pcf is the shear modulus
The effects of the concrete elastic modulus, slab thickness, foundation stiffness, and tire contact pressure ... foundation stiffness decreased, and the tire contact pressure increased. ... That ratio became larger as the concrete elastic modulus increased, the slab thickness increased, the
stresses of the concrete slab has been investigated with various values of the slab thickness, elastic modulus ... , and vertical stiffness of the foundation. ... and the friction between the slab and the foundation, has been investigated when the slabs-on-grade
The stabilization techniques in the pavement foundations have advantages in increasing pavement performance ... The unconfined compressive testing and repeated load resilient modulus test were conducted on the coarse ... The resilient modulus of stabilized geomaterials increases by 6×10 times compared to the original soils
based on the finite element methodology and considers not only the nonlinear stress-dependent pavement foundation ... sophisticated cases were then analyzed using the mechanistic model considering the nonlinear and anisotropic modulus
qp : 기초지반에 작용하는 순수 구조물 하중 q_p ~=~ { Q} over {A } ``-``gamma`D_f qp < qa(net) : 안전 o 보상기초(compensated foundation ... B_f} over { B_p})^2 `( { B_p `+`0.3} over { B_f `+`0.3})^2 Sp = 평판재하시험에서 발생된 침하 Sf = 실제 기초의 침하 지반반력계수(modulus
Previous laboratory studies of pavement foundation geomaterials, i.e., unbound granular materials used ... This nonlinear behavior is commonly characterized by stress-dependent resilient modulus material models
이 곡선에서 보통 =0.125cm 에 대한 의 값을 구하여 이것을 지반반력계수(modulus of subgrade reaction)또는 지지력계수라고 한다. ... 기초(foundation)란 상부 구조물의 하중을 지반에 전달하는 하부구조물과 그에 인접한 흙이나 암반을 말하며, 기초공학(foundation engineering)이란 토질역학과 ... 연성기초(flexible foundation) 등분포하중이 작용하면 기초아래의 접지압력은 균등하게 작용하지만 즉시침하는 균등하지 않다.
(soft), 고탄성,회복성, 충분한 인장강도(2g/d 이상), whiteness, dyeability, 직경 50~100㎛의 fiber가 가능, 스판덱스의 용도로는 Foundation ... 1958년 Dupont사에서 폴리우레탄 탄성섬유 Lycra를 개발, 우레탄 결합을 갖고 있는 분자사슬이 섬유 조성의 85% 이상을 차지하고 있다. 400%이상의 절단 신도, 낮은 modulus