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Vertical and Horizontal Steel Reinforcement for Below-grade Walls Footnote (1) Footnote (2)
Wall Height (m)

Backfill Height (m)

Max. Spacing for Vertical Reinforcement (mm)

Max. Spacing for Horizontal Reinforcement (mm)

150-mm wall

200-mm wall

250-mm wall

150-mm wall

200-mm wall

250-mm wall

2.44

1.22

10M @ 300

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

1.52

10M @ 300

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

1.82

10M @ 150

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

2.12

10M @ 150

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

3.05

1.22

10M @ 300

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

1.52

10M @ 300

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

1.82

10M @ 150

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

2.12

15M @ 300

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

2.42

15M @ 150

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

2.74

15M @ 150

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

3.66

1.22

10M @ 300

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

1.52

10M @ 150

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

1.82

10M @ 150

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

2.12

15M @ 300

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

2.52

15M @ 150

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

2.82

10M @ 150

15M @ 400

3.12

10M @ 150

15M @ 400

3.35

10M @ 150

15M @ 400

Vertical and Horizontal Steel Reinforcement for Above-grade WallsFootnote (1)
Wall Height (m)

Max. Spacing for Vertical Reinforcement (mm)

Max. Spacing for Horizontal Reinforcement (mm)

150-mm wall

200-mm wall

250-mm wall

150-mm wall

200-mm wall

250-mm wall

Single-storey concrete construction supporting a wood-frame roof structure

2.44

10M @ 450

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

3.05

10M @ 450

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

3.66

10M @ 450

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

Ground floor concrete construction supporting a second storey wood frame and wood-frame roof structure

2.44

10M @ 450

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

3.05

10M @ 450

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

3.66

10M @ 450

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

Ground floor concrete construction supporting a second storey concrete construction and a wood-frame roof structure

2.44

10M @ 450

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

3.05

10M @ 450

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

3.66

10M @ 450

10M @ 300

10M @ 150

15M @ 400

15M @ 400

15M @ 400

Minimum Steel Reinforcement of Lintels with a 250-mm CoreFootnote (1) Footnote (2)
Opening Width (mm)

Factored Uniformly Distributed Load (kN/m)

2.0

5.0

10.0

15.0

20.0

25.0

30.0

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

1 000

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1 500

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

55

2 000

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

167

1-15M

305

2 500

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

208

1-15M

417

1-20M

555

3 000

1-15M

0

1-15M

0

1-15M

0

1-15M

111

1-15M

458

1-20M

667

1-20M

805

3 500

1-15M

0

1-15M

0

1-15M

0

1-15M

361

1-20M

708

2-15M

917

1-25M

1055

4 000

1-15M

0

1-15M

0

1-15M

0

1-20M

611

2-15M

958

1-25M

1167

2-20M

1305

4 500

1-15M

0

1-15M

0

1-20M

166

2-15M

861

1-25M

1208

2-20M

1417

2-25M

1555

5 000

1-15M

0

1-15M

0

1-20M

416

1-25M

1111

2-20M

1458

2-25M

1667

2-25M

1805

Minimum Steel Reinforcement of Lintels with a 200-mm CoreFootnote (1) Footnote (2)

Opening Width (mm)

Factored Uniformly Distributed Load (kN/m)

2.0

5.0

10.0

15.0

20.0

25.0

30.0

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

1 000

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1 500

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

83

1-15M

194

2 000

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

167

1-15M

333

1-15M

444

2 500

1-15M

0

1-15M

0

1-15M

0

1-15M

139

1-15M

417

1-15M

583

1-20M

694

3 000

1-15M

0

1-15M

0

1-15M

0

1-15M

389

1-15M

667

1-20M

83

2-15M

944

3 500

1-15M

0

1-15M

0

1-15M

83

1-15M

639

1-20M

917

2-15M

1083

1-25M

1194

4 000

1-15M

0

1-15M

0

1-15M

333

1-20M

889

2-15M

1167

1-25M

1333

2-20M

1444

4 500

1-15M

0

1-15M

0

1-20M

583

2-15M

1139

1-25M

1417

1-30M

1583

2-25M

1694

5 000

1-15M

0

1-15M

0

1-20M

833

1-25M

1389

1-30M

1667

2-25M

1833

Minimum Steel Reinforcement of Lintels with a 150-mm CoreFootnote (1) Footnote (2)

Opening Width (mm)

Factored Uniformly Distributed Load (kN/m)

2.0

5.0

10.0

15.0

20.0

25.0

30.0

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

Bottom Steel

Stirrup End Dist. (mm)

1 000

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

83

1 500

1-15M

0

1-15M

0

1-15M

0

1-15M

0

1-15M

125

1-15M

250

1-15M

333

2 000

1-15M

0

1-15M

0

1-15M

0

1-15M

167

1-15M

375

1-15M

500

1-15M

583

2 500

1-15M

0

1-15M

0

1-15M

0

1-15M

417

1-15M

625

1-15M

750

1-20M

833

3 000

1-15M

0

1-15M

0

1-15M

250

1-15M

667

1-15M

875

1-20M

1 000

2-15M

1 083

3 500

1-15M

0

1-15M

0

1-15M

500

1-20M

917

1-20M

1125

2-15M

1 250

1-25M

1 333

4 000

1-15M

0

1-15M

0

1-15M

750

1-20M

1 167

2-15M

1375

1-25M

1 500

4 500

1-15M

0

1-15M

0

1-20M

1 000

2-15M

1 417

1-25M

1625

5 000

1-15M

0

1-15M

0

1-20M

1 250

1-25M

1 667

Minimum Solid Shear Wall Length for Wind Pressure Equal to 0.35 kPaFootnote (1)

Length (m)

Width (m)

150-mm-thick Wall (mm)

200-mm-thick Wall (mm)

250-mm-thick Wall (mm)

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

9

6

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

15

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

18

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

21

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

24

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

18

6

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

15

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

18

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

21

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

24

1.83

1.83

1.83

1.94

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

Minimum Solid Shear Wall Length for Wind Pressure Equal to 0.45 kPaFootnote (1)

Length (m)

Width (m)

150-mm-thick Wall (mm)

200-mm-thick Wall (mm)

250-mm-thick Wall (mm)

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

9

6

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

15

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

18

1.83

1.83

1.83

1.87

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

21

1.83

1.83

1.83

1.87

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

24

1.83

1.83

1.83

2.18

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

18

6

1.83

1.83

1.83

2.49

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

1.83

1.83

1.87

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

15

1.83

1.83

1.83

1.87

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

18

1.83

1.83

1.87

1.87

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

21

1.83

1.83

1.87

2.18

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

24

1.83

1.83

1.87

2.49

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

Minimum Solid Shear Wall Length for Wind Pressure Equal to 0.55 kPaFootnote (1)

Length (m)

Width (m)

150-mm-thick Wall (mm)

200-mm-thick Wall (mm)

250-mm-thick Wall (mm)

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

9

6

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

15

1.83

1.83

1.83

1.90

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

18

1.83

1.83

1.83

2.29

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

21

1.83

1.83

1.83

2.67

1.83

1.83

1.83

1.91

1.83

1.83

1.83

1.83

24

1.83

1.83

1.83

3.05

1.83

1.83

1.83

2.18

1.83

1.83

1.83

1.83

18

6

1.83

1.83

1.83

2.29

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

1.83

1.83

2.29

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

15

1.83

1.83

1.90

2.29

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

18

1.83

1.83

2.29

2.29

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

21

1.83

1.83

2.29

2.67

1.83

1.83

1.83

1.91

1.83

1.83

1.83

1.83

24

1.83

1.83

2.29

3.05

1.83

1.83

1.83

2.18

1.83

1.83

1.83

1.83

Minimum Solid Shear Wall Length for Wind Pressure Equal to 0.65 kPaFootnote (1)

Length (m)

Width (m)

150-mm-thick Wall (mm)

200-mm-thick Wall (mm)

250-mm-thick Wall (mm)

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

9

6

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

15

1.83

1.83

1.83

2.25

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

18

1.83

1.83

1.83

2.70

1.83

1.83

1.83

1.93

1.83

1.83

1.83

1.83

21

1.83

1.83

1.83

3.15

1.83

1.83

1.83

2.26

1.83

1.83

1.83

1.83

24

1.83

1.83

1.83

3.60

1.83

1.83

1.83

2.58

1.83

1.83

1.83

1.83

18

6

1.83

1.83

1.83

2.70

1.83

1.83

1.83

1.93

1.83

1.83

1.83

1.83

12

1.83

1.83

1.83

2.70

1.83

1.83

1.83

1.93

1.83

1.83

1.83

1.83

15

1.83

1.83

2.25

2.70

1.83

1.83

1.83

1.93

1.83

1.83

1.83

1.83

18

1.83

1.83

2.70

2.70

1.83

1.83

1.93

1.93

1.83

1.83

1.83

1.83

21

1.83

1.83

2.70

3.15

1.83

1.83

1.93

2.26

1.83

1.83

1.83

1.83

24

1.83

1.83

2.70

3.60

1.83

1.83

1.93

2.58

1.83

1.83

1.83

1.93

Minimum Solid Shear Wall Length for Wind Pressure Equal to 0.75 kPaFootnote (1)

Length (m)

Width (m)

150-mm-thick Wall (mm)

200-mm-thick Wall (mm)

250-mm-thick Wall (mm)

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

9

6

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

1.83

1.83

2.08

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

15

1.83

1.83

1.83

2.60

1.83

1.83

1.83

1.86

1.83

1.83

1.83

1.83

18

1.83

1.83

1.83

3.12

1.83

1.83

1.83

2.23

1.83

1.83

1.83

1.83

21

1.83

1.83

1.83

3.64

1.83

1.83

1.83

2.60

1.83

1.83

1.83

1.95

24

1.83

2.08

1.83

4.15

1.83

1.83

1.83

2.98

1.83

1.83

1.83

2.23

18

6

1.83

1.83

1.83

3.12

1.83

1.83

1.83

2.23

1.83

1.83

1.83

1.83

12

1.83

1.83

2.08

3.12

1.83

1.83

1.83

2.23

1.83

1.83

1.83

1.83

15

1.83

1.83

2.60

3.12

1.83

1.83

1.86

2.23

1.83

1.83

1.83

1.83

18

1.83

1.83

3.12

3.12

1.83

1.83

2.23

2.23

1.83

1.83

1.83

1.83

21

1.83

1.83

3.12

3.64

1.83

1.83

2.23

2.60

1.83

1.83

1.83

1.95

24

1.83

2.08

3.12

4.15

1.83

1.83

2.23

2.98

1.83

1.83

1.83

2.23

Minimum Solid Shear Wall Length for Wind Pressure Equal to 0.85 kPaFootnote (1)

Length (m)

Width (m)

150-mm-thick Wall (mm)

200-mm-thick Wall (mm)

250-mm-thick Wall (mm)

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

9

6

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

1.83

1.83

2.08

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

15

1.83

1.83

1.83

2.60

1.83

1.83

1.83

2.11

1.83

1.83

1.83

1.83

18

1.83

1.83

1.83

3.12

1.83

1.83

1.83

2.53

1.83

1.83

1.83

1.90

21

1.83

2.06

1.83

3.64

1.83

1.83

1.83

2.95

1.83

1.83

1.83

2.21

24

1.83

2.35

1.83

4.15

1.83

1.83

1.83

3.37

1.83

1.83

1.83

2.53

18

6

1.83

1.83

1.83

3.12

1.83

1.83

1.83

2.53

1.83

1.83

1.83

1.90

12

1.83

1.83

2.35

3.12

1.83

1.83

1.83

2.53

1.83

1.83

1.83

1.90

15

1.83

1.83

2.94

3.12

1.83

1.83

2.11

2.53

1.83

1.83

1.83

1.90

18

1.83

1.83

3.53

3.12

1.83

1.83

2.53

2.53

1.83

1.83

1.90

1.90

21

1.83

2.06

3.53

3.64

1.83

1.83

2.53

2.95

1.83

1.83

1.90

2.21

24

1.47

2.35

3.53

4.15

1.83

1.83

2.53

3.37

1.83

1.83

1.90

2.53

Minimum Solid Shear Wall Length for Wind Pressure Equal to 0.95 kPaFootnote (1)

Length (m)

Width (m)

150-mm-thick Wall (mm)

200-mm-thick Wall (mm)

250-mm-thick Wall (mm)

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

9

6

1.83

1.83

1.83

1.97

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

1.83

1.97

2.63

1.83

1.83

1.83

1.88

1.83

1.83

1.83

1.83

15

1.83

1.83

1.97

3.29

1.83

1.83

1.83

2.36

1.83

1.83

1.83

1.83

18

1.83

1.97

1.97

3.95

1.83

1.83

1.83

2.83

1.83

1.83

1.83

2.12

21

1.83

2.30

1.97

4.60

1.83

1.83

1.83

3.30

1.83

1.83

1.83

2.47

24

1.83

2.63

1.97

5.26

1.83

1.88

1.83

3.77

1.83

1.83

1.83

2.82

18

6

1.83

1.97

1.83

3.95

1.83

1.83

1.83

2.83

1.83

1.83

1.83

2.12

12

1.83

1.97

2.63

3.95

1.83

1.83

1.88

2.83

1.83

1.83

1.83

2.12

15

1.83

1.97

3.29

3.95

1.83

1.83

2.36

2.83

1.83

1.83

1.83

2.12

18

1.97

1.97

3.95

3.95

1.83

1.83

2.83

2.83

1.83

1.83

2.12

2.12

21

1.97

2.30

3.95

4.60

1.83

1.83

2.83

3.30

1.83

1.83

2.12

2.47

24

1.97

2.63

3.95

5.26

1.83

1.88

2.83

3.77

1.83

1.83

2.12

2.82

Minimum Solid Shear Wall Length for Wind Pressure Equal to 1.05 kPaFootnote (1)

Length (m)

Width (m)

150-mm-thick Wall (mm)

200-mm-thick Wall (mm)

250-mm-thick Wall (mm)

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

9

6

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

1.83

2.18

2.91

1.83

1.83

1.83

2.08

1.83

1.83

1.83

1.83

15

1.83

1.83

2.18

3.64

1.83

1.83

1.83

2.60

1.83

1.83

1.83

1.95

18

1.83

2.18

2.18

4.36

1.83

1.83

1.83

3.12

1.83

1.83

1.83

2.34

21

1.83

2.54

2.18

5.09

1.83

1.83

1.83

3.65

1.83

1.83

1.83

2.73

24

1.83

2.91

2.18

5.82

1.83

2.08

1.83

4.17

1.83

1.83

1.83

3.12

18

6

1.83

2.18

1.83

4.36

1.83

1.83

1.83

3.12

1.83

1.83

1.83

2.34

12

1.83

2.18

2.91

4.36

1.83

1.83

2.08

3.12

1.83

1.83

1.83

2.34

15

1.83

2.18

3.64

4.36

1.83

1.83

2.60

3.12

1.83

1.83

1.95

2.34

18

2.18

2.18

4.36

4.36

1.83

1.83

3.12

3.12

1.83

1.83

2.34

2.34

21

2.18

2.54

4.36

5.09

1.83

1.83

3.12

3.65

1.83

1.83

2.34

2.73

24

2.18

2.91

4.36

5.82

1.83

2.08

3.12

4.17

1.83

1.83

2.34

3.12

Minimum Solid Shear Wall Length for Wind Pressure Equal to 1.25 kPaFootnote (1)

Length (m)

Width (m)

150-mm-thick Wall (mm)

200-mm-thick Wall (mm)

250-mm-thick Wall (mm)

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

Short dir.

Long dir.

9

6

1.83

1.83

1.83

2.60

1.83

1.83

1.83

1.86

1.83

1.83

1.83

1.83

12

1.83

1.83

2.60

3.46

1.83

1.83

1.86

2.48

1.83

1.83

1.83

1.86

15

1.83

2.16

2.60

4.33

1.83

1.83

1.86

3.10

1.83

1.83

1.83

2.32

18

1.83

2.60

2.60

5.19

1.83

1.86

1.86

3.72

1.83

1.83

1.83

2.79

21

1.83

3.03

2.60

6.06

1.83

2.17

1.86

4.34

1.83

1.83

1.83

3.25

24

1.83

3.46

2.60

6.92

1.83

2.48

1.86

4.96

1.83

1.86

1.83

3.72

18

6

1.83

2.60

1.83

5.19

1.83

1.86

1.83

3.72

1.83

1.83

1.83

2.79

12

1.83

2.60

3.46

5.19

1.83

1.86

2.48

3.72

1.83

1.83

1.86

2.79

15

2.16

2.60

4.33

5.19

1.83

1.86

3.10

3.72

1.83

1.83

2.32

2.79

18

2.60

2.60

5.19

5.19

1.86

1.86

3.72

3.72

1.83

1.83

2.79

2.79

21

2.60

3.03

5.19

6.06

1.86

2.17

3.72

4.34

1.83

1.83

2.79

3.25

24

2.60

3.46

5.19

6.92

1.86

2.48

3.72

4.96

1.83

1.86

2.79

3.72

Minimum Solid Wall Length for Sa(0.2) ≤ 0.2Footnote (1) and Type D Soil

Width (m)

Length (m)

Wall Thickness (mm)

150 mm

200 mm

250 mm

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

12

6

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

1.83

1.83

1.83

1.83

1.83

15

1.83

1.83

1.83

1.83

1.83

1.83

18

1.83

1.83

1.83

1.83

1.83

1.83

21

1.83

1.83

1.83

1.83

1.83

1.83

24

1.83

1.83

1.83

1.83

1.83

1.83

18

6

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

1.83

1.83

1.83

1.83

1.83

15

1.83

1.93

1.83

1.83

1.83

1.83

18

1.83

2.18

1.83

1.83

1.83

1.83

21

1.83

2.43

1.83

2.00

1.83

1.83

24

1.83

2.68

1.83

2.20

1.83

1.86

Minimum Solid Wall Length for Sa(0.2) = 0.3Footnote (1) and Type D Soil

Width (m)

Length (m)

Wall Thickness (mm)

150 mm

200 mm

250 mm

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

12

6

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

1.83

1.83

1.83

1.83

1.83

15

1.83

1.84

1.83

1.83

1.83

1.83

18

1.83

2.11

1.83

1.83

1.83

1.83

21

1.83

2.38

1.83

2.00

1.83

1.83

24

1.83

2.64

1.83

2.22

1.83

1.91

18

6

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

2.48

1.83

2.07

1.83

1.83

15

1.83

2.85

1.83

2.37

1.83

2.02

18

1.83

3.22

1.83

2.66

1.83

2.26

21

2.01

3.59

1.83

2.96

1.83

2.51

24

2.22

3.96

1.83

3.25

1.83

2.75

Minimum Solid Wall Length for Sa(0.2) = 0.45Footnote (1) and Type D Soil

Width (m)

Length (m)

Wall Thickness (mm)

150 mm

200 mm

250 mm

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

12

6

1.83

1.83

1.83

1.83

1.83

1.83

12

1.83

2.25

1.83

1.91

1.83

1.83

15

1.83

2.63

1.83

2.22

1.83

1.92

18

1.83

3.01

1.83

2.54

1.83

2.19

21

1.83

3.40

1.83

2.86

1.83

2.46

24

2.04

3.78

1.83

3.17

1.83

2.73

18

6

1.83

2.48

1.83

2.12

1.83

1.84

12

1.93

3.54

1.83

2.96

1.83

2.54

15

2.24

4.07

1.83

3.38

1.83

2.89

18

2.55

4.60

2.07

3.81

1.83

3.23

21

2.87

5.13

2.32

4.23

1.93

3.58

24

3.18

5.66

2.56

4.65

2.13

3.93

Minimum Solid Wall Length for Sa(0.2) = 0.66Footnote (1) and Type D Soil

Width (m)

Length (m)

Wall Thickness (mm)

150 mm

200 mm

250 mm

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

12

6

1.83

2.07

1.83

1.83

1.83

1.83

12

1.83

3.14

1.83

2.67

1.83

2.31

15

1.96

3.68

1.83

3.11

1.83

2.69

18

2.26

4.21

1.87

3.55

1.83

3.06

21

2.56

4.75

2.11

4.00

1.83

3.44

24

2.86

5.29

2.36

4.44

2.00

3.82

18

6

1.83

3.47

1.83

2.96

1.93

2.58

12

2.70

4.96

2.22

4.14

1.87

3.55

15

3.14

5.70

2.56

4.73

2.15

4.04

18

3.58

6.44

2.90

5.33

2.43

4.52

21

4.01

7.18

3.24

5.92

2.71

5.01

24

4.45

7.92

3.59

6.51

2.98

5.50

Minimum Solid Wall Length for Sa(0.2) = 0.75Footnote (1) and Type D Soil

Width (m)

Length (m)

Wall Thickness (mm)

150 mm

200 mm

250 mm

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

12

6

1.83

2.22

1.83

1.91

1.83

1.83

12

1.83

3.37

1.83

2.86

1.83

2.48

15

2.11

3.95

1.83

3.34

1.83

2.89

18

2.43

4.53

2.01

3.82

1.83

3.29

21

2.75

5.10

2.27

4.29

1.93

3.69

24

3.07

5.68

2.53

4.77

2.15

4.10

18

6

1.96

3.73

1.83

3.18

1.83

2.77

12

2.90

5.32

2.38

4.45

2.01

3.81

15

3.37

6.12

2.75

5.08

2.31

3.34

18

3.84

6.92

3.11

5.72

2.61

4.86

21

4.31

7.71

3.48

6.35

2.91

5.38

24

4.78

8.51

3.85

6.99

3.20

5.91

Minimum Solid Wall Length for Sa(0.2) = 0.94Footnote (1) and Type D Soil

Width (m)

Length (m)

Wall Thickness (mm)

150 mm

200 mm

250 mm

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

12

6

1.83

2.78

1.83

2.39

1.83

2.09

12

2.24

4.23

1.87

3.59

1.83

3.11

15

2.64

4.95

2.19

4.19

1.87

3.62

18

3.04

5.67

2.52

4.78

2.14

4.12

21

3.44

6.40

2.85

5.38

2.42

4.63

24

3.84

7.12

3.17

5.98

2.69

5.14

18

6

2.45

4.68

2.06

3.99

1.83

3.47

12

3.63

6.67

2.98

5.58

2.52

4.78

15

4.22

7.67

3.44

6.37

2.89

5.43

18

4.81

8.76

3.90

7.17

3.27

6.09

21

5.40

9.67

4.36

7.96

3.64

6.75

24

5.99

10.66

4.83

8.76

4.02

7.40

Minimum Solid Wall Length for Sa(0.2) = 1.2Footnote (1) and Type D Soil

Width (m)

Length (m)

Wall Thickness (mm)

150 mm

200 mm

250 mm

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

12

6

1.83

3.49

1.83

3.00

1.83

2.62

12

2.81

5.30

2.34

4.50

2.00

3.90

15

3.31

6.21

2.75

5.25

2.35

4.53

18

3.8

7.11

3.16

6.00

2.69

5.17

21

4.31

8.02

3.57

6.47

3.03

5.80

24

4.82

8.92

3.97

7.49

3.37

6.44

18

6

3.07

5.86

2.58

5.00

2.22

4.35

12

4.55

8.36

3.74

6.99

3.16

5.99

15

5.29

9.61

4.32

7.99

3.63

6.81

18

6.03

10.86

4.89

8.98

4.10

7.63

21

6.77

12.11

5.47

9.98

4.56

8.45

24

7.51

13.36

6.05

10.98

5.03

9.28

Minimum Solid Wall Length for Sa(0.2) = 2.3Footnote (1) and Type D SoilFootnote (2)

Width (m)

Length (m)

Wall Thickness (mm)

150 mm

200 mm

250 mm

2nd floor

1st floor

2nd floor

1st floor

2nd floor

1st floor

12

6

2.71

5.32

2.35

4.66

12

4.16

7.98

3.56

6.91

15

4.16

8.04

18

21

24

18

6

12

5.60

10.63

15

7.66

14.18

6.44

12.09

18

8.68

15.94

7.27

13.55

21

9.71

17.71

8.10

15.00

24

8.93

16.46