Design check per EN 1992-1-1 (RC) and EN 1997-1 (soil). Checks sliding, overturning, bearing, stem moment & shear, heel/toe flexure. All limits validated, colour-coded pass/fail.
Wall Geometry
Geometry
Height of stem above finished ground level
Total base width including heel + toe
Material
Soil
kPa
°
Surcharge
Leave at 0 if no surcharge
Calculating…
Design Checks
✗ ONE OR MORE CHECKS FAILED
Sliding
4.36
F_safety = R / F — req. ≥ 1.5
PASS
Overturning
11.93
F_safety = M_res / M_over — req. ≥ 1.5
PASS
Bearing
199
kPa — qa = 200 kPa
PASS
Stem Design
As
263 → 905 mm²/m
PASS
Heel Design
M+V
flexure + shear
FAIL
Toe Design
63.6
kNm/m — flexure
PASS
📐 Sliding — PASS▾
Ka0.3333
F_sliding — destabilising (kN/m)27 kN/m
R_sliding — resisting (kN/m)117.7 kN/m
F_safety = R / F4.36 ≥ 1.5
Kp (passive)3
Ep (passive)17.3 kN/m
EN 1997-1 DA3: γR,v = 1.00, γR = 1.40
📐 Overturning — PASS▾
Ea (active)27 kN/m
Ma (Ea moment)27 kNm/m
M_over — overturning moment (kNm/m)40.5 kNm/m (γQ=1.5)
M_res — resisting moment (kNm/m)483.2 kNm/m (γG=1.35)
F_safety = M_res / M_over11.93 ≥ 1.5
📐 Bearing — PASS▾
V_total174 kN/m
e (eccentricity)1.75 m
σ_max (toe)199 kPa
σ_min (heel)-99 kPa
qa (allowable)200 kPa
σ_max ≤ qaYES ✓
📐 Stem Design — PASS▾
M_Ed27 kNm/m
d (effective)249 mm
z237 mm
As required263 mm²/m
As provided (φ12@125)905 mm²/m
ρ_min (§9.2.1.1)1.51 ‰
ρ_prov3.63 ‰
EN 1992-1-1 §6.1 flexure — fyd = 435 N/mm²
📐 Heel Design — FAIL▾
M_Ed (uplift)130.7 kNm/m
As required1058 mm²/m
As provided (φ12@125)905 mm²/m
V_Ed118.8 kN/m
VRd,c (§6.2.2)13.6 kN/m
Shear passNO ✗
📐 Toe Design — PASS▾
σ_max (base)199 kPa
M_Ed (downward)63.6 kNm/m
As required515 mm²/m
As provided (φ12@125)905 mm²/m
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