tensile reinforced concrete composite slab showed more improved responses both in service and ultimate ... A type of one-way concrete composite slabs made by strain hardening cementitious composites (SHCC) deck ... From experimental comparisons with conventional reinforced concrete slab, the proposed SHCC and high
supported prestressed concrete slabs exposed to the standard ISO 834 fire. ... For solid prestressed concrete slabs of uniform thickness, Eurocode 2 provides tabulated data and specifies ... The calculated fire resistance of each prestressed concrete slab is compared with tabulated data in Eurocode
Although thermal bridge breaker systems for reinforced concrete(RC) wall-slab joints can improve the ... of the balcony slab. ... compared to those of the typical RC slabs.
to develop sliding track system in which friction between concrete track and bridge slab has been reduced ... This paper investigated shear load carrying capacity of lateral supporting concrete block which should ... In order to evaluate shear load carrying capacity of lateral supporting concrete block, analytical model
1방향 슬래브 공법 10m이상의 장 스팬에 유리 조인트 품질확보 용이 짧은 스팬에서는 원가경쟁력 저하 국내 적용실적 미비 PC slab공법 선정시 유의사항 Span별 적정 PC slab ... Half-slab공법 대비 부재수 감소로 공기단축 가능 노출된 리브로 인해 층고가 높아 보임. ... ) 1방향 슬래브 공법 Multi - tee slab공법과 유사한 공법이나 슬래브 단부의 형상이 상이함.
of TBBS embedded in slabs from the initial elastic stages, yield states to ultimate conditions. ... 최근들어 철근콘크리트 슬래브와 벽의 연결부에 적용 가능한 열교차단장치에 대한 연구가 다수 수행되고 있다. ... Recently, thermal bridge breaker systems(TBBSs) applicable to RC slab-wall connections have been increasingly
The behavior of the concrete slabs on grade considering the horizontal resistance at the slab bottom, ... The sensitivity of the horizontal resistance to the stresses of the concrete slab has been investigated ... 지반위에 놓인 콘크리트 슬래브가 온도하중을 받을 때 지반의 전단저항과 슬래브 하부와 지반과의 마찰 등에 의해 생기는 슬래브 하부의 수평저항을 고려하여 지반위에 놓인 콘크리트 슬래브의
Including variable conditions such as a concrete strength, a slab construction cycle, the number of shored ... 콘크리트 강도, 슬래브 시공주기, 동바리 지지층수, 압축철근비, 인장철근비 등의 변수조건들을 포함하여, 시공단계, 콘크리트 균열, 장 기 효과를 고려한 시공하중 및 처짐을 산정한다. ... and deflections are calculated by considering the construction stages, concrete cracking, and long-term
properties of the concrete slab. ... The stresses of the concrete slab obtained by both analysis models were almost the same. ... The kinetic friction coefficient between the concrete slab and asphalt base acquired from a preceding
The test program was accomplished on reinforced concrete(RC) slabs consisted of concrete(average compressive ... Control slab(unstrengthened) and six slabs strengthened with TRM were fabricated to confirm the reinforcing ... RC slab had 450 mm and 150 mm in size and 2,600 mm in clear span.
Thus, it is necessary to study the structural behavior of concrete slab under the variations of temperature ... , and its capacity of the strength is supplied by the slab itself. ... , rather than by the bending action of the slab.
by reducing the concrete filling rate in the cross section and adjusting the thickness of the upper ... thickness and the presence or absence of overlaid concrete, and all of the experimental results showed ... and lower flanges by optimizing the hollow shape in the cross section of the slab.
Simultaneously, as the concrete slab expands excessively, the length of the end of the slab increases ... The blow-up phenomenon occurred when the internal temperature of the concrete slab increased. ... If a blow-up prediction based on concrete slab length and a blow-up model based on are developed, the
slab, which cause the
concrete slab to curl up and down depending on the thermal gradient, respectively ... 콘크리트 포장도로의 일부구간에서 보이고 있는 심각한 균열파괴 현상은 주하중인 차량하중 외에 환경요소인 온도변화의 영향으로, 콘크리트 슬래브 상, 하면의 온도차이에 따라 위, 아래방향으로 ... loads due to the uniform gravity load, temperature and shrinkage of concrete.
in-suite alongside the reinforced concrete slab. ... : standard curing, in-suite curing, and coring samples from reinforced concrete slabs without curing ... In obtaining the coring samples, a 980 mm × 2090 mm × 200 mm reinforced concrete slab was manufactured
slab. ... thickness and its flexural performance does not significantly degrade in comparison with general reinforced concrete ... However, the utilization of the hollow slab is currently being underestimated in spite of structural
PURPOSES : In this study, the initial behaviors of shoulder concrete slabs and tiebars at the longitudinal ... CONCLUSIONS : The strains in the tiebars and concrete slabs primarily depended on the boundary conditions ... At the connection of the shoulder concrete, the strain and temperature of the concrete were inversely
The bridge model includes PSC box girder bridge with 9 continuous spans, and steel-concrete composite ... Therefore, track slab section of the sliding slab track system should be carefully designed against slab ... 슬라이딩 궤도는 콘크리트 궤도와 교량 바닥판 사이에 저마찰 슬라이드층을 두어 레일신축이음장치와 같은 특수 장치를 적용하지 않고도 궤도-교량 상호작용 효과를 효과적으로 저감시킬 수 있는
of irregular slab without any difficulty. ... An example for circular slab with opening showed that the proposed method could be applied to design ... Isoparametric plate element used in the slab design has been efficiently formulated to save computational