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Structural Engineering Calculator

Structural Engineering Calculator provides 58 powerful tools for solving a wide range of structural and civil engineering problems. Ideal for students, engineers, and professionals.
Supports both Imperial (USCS) and Metric (SI) units.

Included Calculators (Free):
1. Shear Capacity of Flexural Members
2. Critical Ratio
3. Effective Length Factor
4. Slenderness Ratio
5. Allowable Compressive Stress (Slenderness Ratio is less than Critical Ratio)

Additional Calculators Available via In-App Purchase:
6. Allowable Compressive Stress (Slenderness Ratio is greater than Critical Ratio)
7. Safety Factor
8. Maximum Load – Axially Loaded Members
9. Allowable Bending Stress (Compact Members)
10. Allowable Bending Stress (Non-Compact Members)
11. Moment Gradient Factor
12. Allowable Stress – Compression Flange
13. Plastic Moment
14. Maximum Unbraced Length – Plastic Design (I-Shaped Beams)
15. Maximum Unbraced Length – Plastic Design (Rectangular Bars and Box Beams)
16. Laterally Unbraced Length – Plastic Bending (I Shapes and Channels)
17. Laterally Unbraced Length – Plastic Bending (Box Beams and Rectangular Bars)
18. Laterally Unbraced Length – Plastic Bending (Major Axis)
19. Limiting Buckling Moment
20. Nominal Moment (Compact Beams)
21. Critical Elastic Moment – Compact Beams
22. Critical Elastic Moment – Rectangular Bars and Box Beams
23. Allowable Shear Stress
24. Allowable Shear Stress with Tension Field Action
25. Bearing Plate Area (Full Concrete Support)
26. Bearing Plate Area (Partial Concrete Support)
27. Minimum Plate Thickness
28. Base Plate Area Under Column
29. Plate Length
30. Plate Thickness (Cantilever Bending)
31. Flange Thickness (H-Shaped Column)
32. Web Thickness (H-Shaped Column)
33. Actual Bearing Pressure Under Plate
34. Allowable Bearing Stress (Rollers or Rockers)
35. Web Depth/Thickness Ratio (Unstiffened Web)
36. Web Depth/Thickness Ratio (With Stiffeners)
37. Wall Deflection – Solid Rectangular Cross Section
38. Wall Deflection – Shear Wall with Top Load
39. Wall Deflection – Fixed Against Top Rotation
40. Combined Axial Compression (Stress Ratio is less than 0.15)
41. Combined Axial Compression (Stress Ratio is less or equal 0.15)
42. Axial Stress – Load Applied Far from Beam End
43. Axial Stress – Load Applied Near Beam End
44. Reaction Load – Applied Far from Beam End
45. Reaction Load – Applied Close to Beam End
46. Relative Slenderness – Web and Flange
47. Total Column Load (Slenderness is less than 2.3)
48. Total Column Load (Slenderness is greater than 1.7)
49. Cross-Sectional Area of Column-Web Stiffeners
50. Column Web Depth Clear of Fillets
51. Column Flange Thickness
52. Bearing Stress – Projected Fastener Area
53. Maximum Unit Stress in Steel
54. Maximum Stress in Bottom Flange
55. Number of Shear Connectors
56. Total Horizontal Shear – Concrete Flange
57. Total Horizontal Shear – Steel Beam
58. Total Horizontal Shear – Longitudinal Reinforcement

Whether you’re analyzing beams, checking stability, or verifying code-based limits, Structural Engineering Calculator is your essential tool for structural analysis on the go.