Add Design range for shear

StructureHelperLogics/Models/BeamShears/IBeamShearDesignRangeProperty.cs

@@ -0,0 +1,28 @@
+using StructureHelperCommon.Infrastructures.Interfaces;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StructureHelperLogics.Models.BeamShears
+{
+    /// <summary>
+    /// Implements properties for calculting maximum range for considering of inclined sections
+    /// </summary>
+    public interface IBeamShearDesignRangeProperty : ISaveable, ICloneable
+    {
+        /// <summary>
+        /// Absolute value of range in metres
+        /// </summary>
+        double AbsoluteRangeValue { get; set; }
+        /// <summary>
+        /// Relative value of range as factor of effective depth of cross-section
+        /// </summary>
+        double RelativeEffectiveDepthRangeValue { get; set; }
+        /// <summary>
+        /// Number of step of solvation
+        /// </summary>
+        int StepCount { get; set; }
+    }
+}