地下室底板无梁楼盖计算书：
     
    本工程单层车库及两层商业部分基础采用的是柱下独立基础，根据地质报告：因本工程的地下水为上层滞水，持力层为非透水层，做好基坑回填及地表防渗措施，确保地表水不渗至底板下，可以不考虑抗浮设计；另根据人防规范：当甲类防空地下室基础采用柱下独立基础加抗水板的形式时，底板等效荷载标准值：25.0 KN/m2；底板计算时考虑框架柱下独立基础做为底板无梁楼盖的反柱帽，人防荷载做为活荷载输入（分项系数取为1.0），底板按无梁楼盖等代框架简化计算如下（计算时暂未考虑材料调整系数的有利作用）：
     
         无梁楼盖计算书：WLB-1（板带宽2900）
    ============================================
     
    1 计算简图：
    
     
    2 计算条件：
        荷载条件:
            均布恒载    :      1.00kN/m2              恒载分项系数    :      1.20
            均布活载    :     25.00kN/m2              活载分项系数    :      1.00
            板容重      :      0.00kN/m3
        
        配筋条件:
            混凝土等级  :       C30                            纵筋级别        :    HRB400
            配筋调整系数:       1.0                            保护层厚度      :        25mm
            弯矩调幅系数:    100.00
        
        弯矩分配系数:
                            边支座          跨中        内支座
            柱上板带          0.75          0.55          0.75
            跨中板带          0.25          0.45          0.25
        
        板柱冲切:
            柱帽有无    :        有                            箍筋级别        :    HRB400
            柱帽高度    :       350mm                            柱帽位置        :      上反
            柱帽配筋as  :        25mm
     
            位置    截面形状  柱帽宽(mm)  柱帽长(mm)  柱帽直径(mm)  是否配箍筋
            左柱        方形    2200        2200          ----          配
            中柱        方形    2200        2200          ----          配
            右柱        方形    2200        2200          ----          配
     
    3 计算结果：
        单位说明:
            弯    矩:kN.m/m              纵筋面积:mm2/m              裂    缝:mm
        -----------------------------------------------------------------------
        柱上板带--跨号:   1              左                中                右      
                弯    矩:             0.000            -3.602             0.098
     
                上部纵筋:               800               800                 0
                下部纵筋:                 0                 0               800
     
                上纵实配:      E14@160(962)      E14@160(962)           ----(0)
                下纵实配:           ----(0)           ----(0)      E14@160(962)
     
                裂    缝:             0.000             0.004             0.000
        
                                      右柱帽  
                弯    矩:           -19.650
                上部纵筋:              1500
                下部纵筋:                 0
     
                上纵实配:     E18@160(1590)
                下纵实配:           ----(0)
     
                裂    缝:             0.008
        -----------------------------------------------------------------------
        柱上板带--跨号:   2              左                中                右      
                弯    矩:            35.515            42.222           -76.680
     
                上部纵筋:                 0                 0               800
                下部纵筋:               800               800                 0
     
                上纵实配:           ----(0)           ----(0)      E14@160(962)
                下纵实配:      E14@160(962)      E14@160(962)           ----(0)
     
                裂    缝:             0.038             0.045             0.234
        
                                      左柱帽            右柱帽  
                弯    矩:           -37.846          -133.498
                上部纵筋:              1500              1500
                下部纵筋:                 0                 0
     
                上纵实配:     E18@160(1590)     E18@160(1590)
                下纵实配:           ----(0)           ----(0)
     
                裂    缝:             0.015             0.053
        -----------------------------------------------------------------------
        柱上板带--跨号:   3              左                中                右      
                弯    矩:           -79.018            58.841           -92.150
     
                上部纵筋:               800                 0               800
                下部纵筋:                 0               800                 0
     
                上纵实配:      E14@160(962)           ----(0)      E14@160(962)
                下纵实配:           ----(0)      E14@160(962)           ----(0)
     
                裂    缝:             0.248             0.129             0.325
        
                                      左柱帽            右柱帽  
                弯    矩:          -139.217          -154.614
                上部纵筋:              1500              1500
                下部纵筋:                 0                 0
     
                上纵实配:     E18@160(1590)     E18@160(1590)
                下纵实配:           ----(0)           ----(0)
     
                裂    缝:             0.056             0.078
        -----------------------------------------------------------------------
        柱上板带--跨号:   4              左                中                右      
                弯    矩:           -91.840            54.254           -91.840
     
                上部纵筋:               800                 0               800
                下部纵筋:                 0               800                 0
     
                上纵实配:      E14@160(962)           ----(0)      E14@160(962)
                下纵实配:           ----(0)      E14@160(962)           ----(0)