Project information

Appears on the printed calculation sheet

ProjectDesigned byChecked byDateRevision

Materials & resistance factors

CSA A23.3-24 Cl. 8.4 · 8.5 · 8.6

f'c(Cl. 8.6.1)

MPa

fy(Cl. 8.5.1)

MPa

Es

MPa

Concrete density γc

kN/m³

λ (concrete density factor)(Table 8.1)1.00 — normal density0.85 — semi-low density0.75 — low densityϕc(Cl. 8.4.2)

ϕs(Cl. 8.4.3)

Max aggregate ag

mm

Geometry

Footing plan dimensions, thickness and embedment

Footing shapeSquareRectangularCircularLength L

mm

Width B

mm

Thickness h

mm

Clear cover(A23.1 T-17)

mm

Depth of embedment Df

mm

Soil unit weight γs

kN/m³

Column & load transfer

Cl. 15.9 — bearing and dowels

Column typeRectangularCircularc1

mm

c2

mm

αs — column position(Eq. 13.6)4 — interior column3 — edge column2 — corner columnNumber of dowels

Dowel bar size10M (db = 10 mm)15M (db = 15 mm)20M (db = 20 mm)25M (db = 25 mm)30M (db = 30 mm)35M (db = 35 mm)

Reinforcement

Cl. 15.4.4 — bottom mat, two directions

Bar size — L direction10M (db = 10 mm)15M (db = 15 mm)20M (db = 20 mm)25M (db = 25 mm)30M (db = 30 mm)35M (db = 35 mm)Spacing — L direction

mm

Bar size — B direction10M (db = 10 mm)15M (db = 15 mm)20M (db = 20 mm)25M (db = 25 mm)30M (db = 30 mm)35M (db = 35 mm)Spacing — B direction

mm

Exposure (crack control)(Cl. 10.6.1)Interior — z ≤ 30 kN/mmExterior — z ≤ 25 kN/mm

Loads

Factored (ULS) and service (SLS) actions at the column base

Pf

kN

Mf about L

kN·m

Mf about B

kN·m

Vf along L

kN

Vf along B

kN

Ps (service)

kN

Ms about L (service)

kN·m

Ms about B (service)

kN·m

Geotechnical

Cl. 15.2 — bearing and settlement criteria

Allowable bearing q_all

kPa

Factored bearing q_ult

kPa

Allowable settlement

mm

Modulus of subgrade reaction ks

kN/m³

Development length factors

CSA A23.3-24 Cl. 12.2

MethodGeneral — Eq. 12.1 (Cl. 12.2.3)Simplified — favourable cover (Cl. 12.2.2)Simplified — other cases (Cl. 12.2.2)k1 — bar location1.0 — other bars1.3 — top bars (>300 mm below)k2 — coating1.0 — uncoated1.2 — epoxy, cover ≥ 3db1.5 — epoxy, cover < 3dbk3 — concrete density1.0 — normal density1.3 — low density