🔧 土木工程工具

🏗️ 单向板配筋计算（土木）One Way Slab 单向板配筋计算器，按单位宽度由弯矩求受拉钢筋面积，用于钢筋混凝土单向板配筋设计。One Way Slab - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 单桩竖向承载力计算（土木）Pile Capacity 单桩竖向承载力计算器，按侧阻与端阻经验公式估算特征值，用于桩基设计与验算。Pile Capacity - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 双向板弯矩估算（土木）Two Way Slab 双向板弯矩估算器，按弹性理论经验系数法估算短跨与长跨方向弯矩，用于双向板配筋设计。Two Way Slab - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 围岩分级评分 RMR 计算（土木）Rock Mass Rating 按Bieniawski岩体质量评分法输入岩石强度、RQD、节理等参数，计算RMR总分并划分围岩级别，用于隧道与地下工程支护方案决策参考。Rock Mass Rating - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 基坑主动土压力估算（土木）Excavation Earth 基坑主动土压力估算器，按朗金理论估算直立边坡主动土压力合力，用于基坑支护设计。Excavation Earth - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 无限边坡稳定安全系数计算（土木）Slope Stability Fos 无限边坡稳定安全系数计算器，按简化条分法估算长直斜坡安全系数 Fs，用于边坡稳定性评估。Slope Stability Fos - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 朗金主动土压力计算（土木）Active Earth Rankine 按朗金土压力理论计算无黏性/黏性填土作用于竖直墙背的主动土压力合力与临界深度。Active Earth Rankine - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 混凝土构件方量计算（土木）Concrete Volume 混凝土构件方量计算器，按长×宽×高或截面积×长度求体积与重量，用于工程量核算与材料计划。Concrete Volume - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 混凝土水胶比计算（土木）Concrete Wb Ratio 混凝土水胶比计算器，按保罗米公式由配制强度与胶凝材料强度求 W/B，保障强度并控制水泥用量。Concrete Wb Ratio - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 混凝土碳化深度估算（土木）Carbonation Depth 混凝土碳化深度估算器，按平方扩散规律估算给定使用年限下的碳化深度，评估钢筋锈蚀风险与耐久性。Carbonation Depth - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 混凝土配合比计算（土木）Concrete Mix Ratio Calculator 输入强度等级、骨料参数与用水量，计算水泥、砂、石、水的质量配合比，用于混凝土配制与施工配比设计。Compute concrete mix proportions for civil works. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineeri... 🏗️ 独立基础底面积计算（土木）Isolated Footing 输入柱底轴力与弯矩及地基承载力，计算独立基础底面尺寸并验算基底最大最小压力，确保基础不出现拉应力且沉降可控，用于结构设计。Isolated Footing - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 矩形截面梁受弯配筋计算（土木）Rc Beam Rebar 矩形截面梁受弯配筋计算器，按单筋矩形截面由弯矩设计值求所需受拉钢筋面积，用于梁配筋。Rc Beam Rebar - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 砌体墙抗压承载力计算（土木）Masonry Bearing 输入砌体材料强度、墙体尺寸与荷载，按规范计算砌体墙的抗压承载力，用于砖混结构设计与安全校核。Masonry Bearing - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 简支梁均布荷载内力计算（土木）Beam Udl 输入简支梁跨度、截面刚度与均布荷载，计算最大弯矩、剪力、跨中挠度及弯曲应力，用于结构受力校核与梁截面选型的工程初步设计。Beam Udl - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 荷载基本组合计算（土木）Load Combination 荷载基本组合计算器，按承载能力极限状态基本组合求组合效应设计值，用于结构构件设计。Load Combination - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🔩 钢筋下料长度计算Rebar Cutting Length Calculator 按钢筋外包尺寸、弯折角度及弯弧内径计算下料长度，自动扣除量度差值并增加弯钩长度。Compute rebar cutting length from bends and hook. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineeri... 🏗️ 钢筋理论重量计算（土木）Rebar Weight 按钢筋直径、长度与根数计算理论重量（采用 ρ=7850 kg/m³ 密度公式）。Rebar Weight - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 钢筋锚固长度计算（土木）Rebar Anchorage 钢筋锚固长度计算器，按基本锚固长度公式由钢筋与混凝土强度求锚固长度，保障钢筋可靠锚固。Rebar Anchorage - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 钢管混凝土轴压承载力估算（土木）Cft Capacity 钢管混凝土轴压承载力估算器，按简化叠加模型估算圆钢管混凝土短柱轴心受压承载力，辅助构件设计。Cft Capacity - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 风荷载标准值计算（土木）Wind Load 风荷载标准值计算器，按荷载规范求垂直于建筑物表面的风荷载标准值，用于结构抗风设计。Wind Load - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools.