🔧 土木工程工具

🏗️ 單向板配筋計算（土木）One Way Slab 單向板配筋計算器，按單位寬度由彎矩求受拉鋼筋面積，用於鋼筋混凝土單向板配筋設計。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. 🏗️ 單樁豎向承載力計算（土木）Pile Capacity 單樁豎向承載力計算器，按側阻與端阻經驗公式估算特徵值，用於樁基設計與驗算。Pile Capacity - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 雙向板彎矩估算（土木）Two Way Slab 雙向板彎矩估算器，按彈性理論經驗係數法估算短跨與長跨方向彎矩，用於雙向板配筋設計。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. 🏗️ 圍巖分級評分 RMR 計算（土木）Rock Mass Rating 按Bieniawski巖體質量評分法輸入岩石強度、RQD、節理等參數，計算RMR總分並劃分圍巖級別，用於隧道與地下工程支護方案決策參考。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. 🏗️ 基坑主動土壓力估算（土木）Excavation Earth 基坑主動土壓力估算器，按朗金理論估算直立邊坡主動土壓力合力，用於基坑支護設計。Excavation Earth - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 無限邊坡穩定安全係數計算（土木）Slope Stability Fos 無限邊坡穩定安全係數計算器，按簡化條分法估算長直斜坡安全係數 Fs，用於邊坡穩定性評估。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. 🏗️ 朗金主動土壓力計算（土木）Active Earth Rankine 按朗金土壓力理論計算無黏性/黏性填土作用於豎直牆背的主動土壓力合力與臨界深度。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. 🏗️ 混凝土構件方量計算（土木）Concrete Volume 混凝土構件方量計算器，按長×寬×高或截面積×長度求體積與重量，用於工程量核算與材料計劃。Concrete Volume - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 混凝土水膠比計算（土木）Concrete Wb Ratio 混凝土水膠比計算器，按保羅米公式由配製強度與膠凝材料強度求 W/B，保障強度並控制水泥用量。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，按平方擴散規律估算給定使用年限下的碳化深度，評估鋼筋鏽蝕風險與耐久性。Carbonation Depth - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 混凝土配合比計算（土木）Concrete Mix Ratio Calculator 輸入強度等級、骨料參數與用水量，計算水泥、砂、石、水的質量配合比，用於混凝土配製與施工配比設計。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... 🏗️ 獨立基礎底面積計算（土木）Isolated Footing 輸入柱底軸力與彎矩及地基承載力，計算獨立基礎底面尺寸並驗算基底最大最小壓力，確保基礎不出現拉應力且沉降可控，用於結構設計。Isolated Footing - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 矩形截面梁受彎配筋計算（土木）Rc Beam Rebar 矩形截面梁受彎配筋計算器，按單筋矩形截面由彎矩設計值求所需受拉鋼筋面積，用於梁配筋。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. 🏗️ 砌體牆抗壓承載力計算（土木）Masonry Bearing 輸入砌體材料強度、牆體尺寸與荷載，按規範計算砌體牆的抗壓承載力，用於磚混結構設計與安全校核。Masonry Bearing - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 簡支梁均布荷載內力計算（土木）Beam Udl 輸入簡支梁跨度、截面剛度與均布荷載，計算最大彎矩、剪力、跨中撓度及彎曲應力，用於結構受力校核與梁截面選型的工程初步設計。Beam Udl - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 荷載基本組合計算（土木）Load Combination 荷載基本組合計算器，按承載能力極限狀態基本組合求組合效應設計值，用於結構構件設計。Load Combination - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🔩 鋼筋下料長度計算Rebar Cutting Length Calculator 按鋼筋外包尺寸、彎折角度及彎弧內徑計算下料長度，自動扣除量度差值並增加彎鈎長度。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... 🏗️ 鋼筋理論重量計算（土木）Rebar Weight 按鋼筋直徑、長度與根數計算理論重量（採用 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. 🏗️ 鋼筋錨固長度計算（土木）Rebar Anchorage 鋼筋錨固長度計算器，按基本錨固長度公式由鋼筋與混凝土強度求錨固長度，保障鋼筋可靠錨固。Rebar Anchorage - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 鋼管混凝土軸壓承載力估算（土木）Cft Capacity 鋼管混凝土軸壓承載力估算器，按簡化疊加模型估算圓鋼管混凝土短柱軸心受壓承載力，輔助構件設計。Cft Capacity - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools. 🏗️ 風荷載標準值計算（土木）Wind Load 風荷載標準值計算器，按荷載規範求垂直於建築物表面的風荷載標準值，用於結構抗風設計。Wind Load - free online tool. Free online tool on ToolBox — 100% client-side, no data uploaded, no install. Part of the Civil Engineering tools.