Добавьте файлы проекта.

BL/FoundLoad.cs

@@ -0,0 +1,82 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace GroundOrganizer
+{
+    [Serializable]
+    public class FoundLoad
+    {
+        public double NC { get; set; }
+        public double MxC { get; set; }
+        public double MyC { get; set; }
+        public double QyC { get; set; }
+        public double QxC { get; set; }
+
+
+        public double N { get; set; }
+        public double Mx { get; set; }
+        public double My { get; set; }
+        public double Qy { get; set; }
+        public double Qx { get; set; }
+        public double q { get; set; }
+
+        public int Number { get; set; }
+
+        public bool InFoot { get; set; }
+
+        public UnitsForce UnitsF { get; set; }
+        public UnitsLin UnitsL { get; set; }
+
+        internal string PropsToString()
+        {
+            string s = ";";
+            return Number + s + N + s + Mx + s + My + s + Qx + s + Qy + s + q;
+        }
+
+        internal List<object> PropsToList()
+        {
+            return new List<object> { Number, N, Mx, My, Qx, Qy, q, InFoot };
+        }
+
+        internal void StringToProps(string line, char separator = ';')
+        {
+            string[] src = line.Split(separator);
+            try
+            {
+                Number = Int32.Parse(src[0]);
+                N = double.Parse(src[1]);
+                Mx = double.Parse(src[2]);
+                My = double.Parse(src[3]);
+                Qx = double.Parse(src[4]);
+                Qy = double.Parse(src[5]);
+                q = double.Parse(src[6]);
+            }
+            catch
+            {
+                return;
+            }
+        }
+
+        internal void ListToProps(List<object> src)
+        {
+            try
+            {
+                Number = (int)(double)src[0];
+                N = (double)src[1];
+                Mx = (double)src[2];
+                My = (double)src[3];
+                Qx = (double)src[4];
+                Qy = (double)src[5];
+                q = (double)src[6];
+                InFoot = (bool)src[7];
+            }
+            catch
+            {
+                return;
+            }
+        }
+    }
+}