Bridge Pier & Substructure Design Engine
IRC:112-2020 Preliminary / Screening Analysis — ULS & SLS
IRC:112 / IS 456 Reference
Engineering disclaimer:
This browser-based engine is intended for preliminary engineering,
checking and educational use. It does not replace detailed
strain-compatibility analysis, geotechnical analysis, load-combination
verification, seismic analysis, durability verification or approval by
the responsible bridge design engineer.
1. Design Inputs & Materials
Important:
SLS stresses now include the supplied service moment.
The crack-width result is an engineering screening estimate and not a
replacement for the complete IRC:112 crack-control procedure.
Rebar Percentage ρ
0.00 %
--
Axial Capacity NRd
0 kN
--
Moment Screening MRd
0 kNm
--
Estimated Crack Width
0.000 mm
--
Cross Section Visualization
Structural Evaluation Log
> Design engine initialized.
> Click "Run Structural Verification".
Detailed Stress & Interaction Results
| Parameter | Result | Unit | Status |
|---|---|---|---|
| Gross Area Ag | -- | m² | -- |
| Steel Area Ast | -- | cm² | -- |
| Design Concrete Strength fcd | -- | MPa | -- |
| Design Steel Strength fyd | -- | MPa | -- |
| ULS Eccentricity ed | -- | m | -- |
| SLS Max Compression Stress | -- | MPa | -- |
| SLS Max Tension Stress | -- | MPa | -- |
| Estimated Crack Spacing | -- | mm | -- |
| Interaction Screening Ratio | -- | - | -- |
Extracted Pier Design & Fixity Records
| Pier Name | Type | RTL (m) | GL (m) | Head Top (m) | Structural Height (m) | ULS P (kN) | ULS M (kNm) | SLS Conc / Steel Stress (MPa) | Crack Width (mm) | Rebar Layout |
|---|
Biaxial Action & Stress Results
| Parameter | ULS | SLS | Quasi-Permanent | Unit |
|---|---|---|---|---|
| Axial Load P | -- | -- | -- | kN |
| Mxx | -- | -- | -- | kNm |
| Myy | -- | -- | -- | kNm |
| exx = Mxx/P | -- | -- | -- | m |
| eyy = Myy/P | -- | -- | -- | m |
| Resultant eccentricity | -- | -- | -- | m |
| Maximum Compression Stress | -- | -- | -- | MPa |
| Maximum Tension Stress | -- | -- | -- | MPa |
| Estimated Crack Width | -- | -- | -- | mm |
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