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Vertical and Horizontal Steel Reinforcement for Below-grade WallsFootnote (1)

Height of Walls (m)

Backfill Height (m)

Vertical and Horizontal Steel Reinforcement for Below-grade Walls for All Seismic Zones

Maximum Vertical Steel Reinforcement Spacing

Maximum Horizontal Steel Reinforcement Spacing

150-mm Wall

200-mm Wall

250-mm Wall

150-mm Wall

200-mm Wall

250-mm Wall

2.44

1.22

10M at 425

10M at 325 or 15M at 500

10M at 500 each face

15M at 600

20M at 600

10M at 600 each face

1.53

10M at 400 or 15M at 425

10M at 325 or 15M at 500

10M at 500 each face

15M at 600

20M at 600

10M at 600 each face

1.83

10M at 250 or 15M at 425

10M at 325 or 15M at 500

10M at 500 each face

15M at 600

20M at 600

10M at 600 each face

2.14

10M at 200 or 15M at 425

10M at 325 or 15M at 500

10M at 450 FI and at 500 FE or 15M at 500 FI and 10M at 500 FEFootnote (2)

15M at 600

20M at 600

10M at 600 each face

3.05

1.22

10M at 425

10M at 325 or 15M at 500

10M at 500 each face

15M at 600

20M at 600

10M at 600 each face

1.53

10M at 300 or 15M at 425

10M at 325 or 15M at 500

10M at 500 each face

15M at 600

20M at 600

10M at 600 each face

1.83

10M at 200 or 15M at 425

10M at 250 or 15M at 500

10M at 400 FI and at 500 FE or 15M at 500 each face

15M at 600

20M at 600

10M at 600 each face

2.14

10M at 150 or 15M at 325

10M at 325 or 15M at 500

10M at 350 FI and at 500 FE or 15M at 500 each face

15M at 600

20M at 600

10M at 600 each face

2.44

10M at 125 or 15M at 250

10M at 200 or 15M at 425

10M at 275 FI and at 500 FE or 15M at 500 FI and 10M at 500 FE

15M at 600

20M at 600

10M at 600 each face

2.75

10M at 100 or 15M at 200

10M at 175 or 15M at 350

10M at 225 FI and at 500 FE or 15M at 400 FI and 10M at 500 FE

15M at 600

20M at 600

10M at 600 each face

Vertical and Horizontal Steel Reinforcement for Below-grade WallsFootnote (1) (cont.)

Height of Walls (m)

Backfill Height (m)

Vertical and Horizontal Steel Reinforcement for Below-grade Walls for All Seismic Zones

Maximum Vertical Steel Reinforcement Spacing

Maximum Horizontal Steel Reinforcement Spacing

150-mm Wall

200-mm Wall

250-mm Wall

150-mm Wall

200-mm Wall

250-mm Wall

3.66

1.22

10M at 425

10M at 325 or 15M at 500

10M at 500 each face

15M at 600

20M at 600

10M at 600 each face

1.53

10M at 275 or 15M at 425

10M at 325 or 15M at 500

10M at 500 each face

15M at 600

20M at 600

10M at 600 each face

1.83

10M at 175 or 15M at 375

10M at 300 or 15M at 500

10M at 400 FI and at 500 FE or 15M at 500 FI and 10M at 500 FE

15M at 600

20M at 600

10M at 600 each face

2.14

10M at 125 or 15M at 275

10M at 225 or 15M at 475

10M at 300 FI and at 500 FE or 15M at 500 FI and 10M at 500 FE

15M at 600

20M at 600

10M at 600 each face

2.44

10M at 100 or 15M at 200

10M at 175 or 15M at 350

10M at 250 FI and at 500 FE or 15M at 500 FI and 10M at 500 FE

15M at 600

20M at 600

10M at 600 each face

2.75

15M at 175

10M at 125 or 15M at 275

10M at 200 FI and at 500 FE or 15M at 400 FI and 10M at 500 FE

15M at 600

20M at 600

10M at 600 each face

3.05

Footnote (3)

10M at 100 or 15M at 200

10M at 150 FI and at 500 FE or 15M at 350 FI and 10M at 500 FE

15M at 600

20M at 600

10M at 600 each face

3.36

Footnote (3)

Footnote (3)

10M at 125 FI and at 500 FE or 15M at 275 FI and 10M at 500 FE

15M at 600

20M at 600

10M at 600 each face

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

Wall Height (m)

Maximum Vertical Spacing for Reinforcement

Maximum Horizontal Spacing for Reinforcement

150-mm Wall

200-mm Wall

250-mm Wall

150-mm Wall

200-mm Wall

250-mm Wall

Single storey concrete construction supporting wood truss roof

2.44

10M at 400

15M at 400

10M at 400 each face

15M at 600

20M at 600

10M at 600 each face

3.05

10M at 300

15M at 400

10M at 400 each face

15M at 600

20M at 600

10M at 600 each face

3.66

10M at 200

15M at 400

10M at 400 each face

15M at 600

20M at 600

10M at 600 each face

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

2.44

10M at 300

15M at 400

10M at 400 each face

15M at 600

20M at 600

10M at 600 each face

3.05

10M at 200

15M at 400

10M at 400 each face

15M at 600

20M at 600

10M at 600 each face

3.66

Footnote (2)

15M at 300

10M at 400 each face

Footnote (2)

20M at 600

10M at 600 each face

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

2.44

10M at 200

15M at 400

10M at 400 each face

15M at 600

20M at 600

10M at 600 each face

3.05

Footnote (2)

15M at 300

10M at 400 each face

Footnote (2)

20M at 600

10M at 600 each face

3.66

Footnote (2)

15M at 200

10M at 400 each face

Footnote (2)

20M at 600

10M at 600 each face

Minimum steel reinforcement of lintels for 150-mm Thick "Polycrete® Big Block 1600"Footnote (1)

Width of openings (mm)

Uniformly distributed loads (kN/m)

2.0

5

10

15

20

25

30

Lower Steel Bar

Dist. from s/uFootnote (2)

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

1000

2-10M

0

2-10M

0

2-10M

0

2-10M

0

2-10M

0

2-10M

100

2-10M

167

1500

2-10M

0

2-10M

0

2-10M

0

2-10M

84

2-10M

250

2-15M

350

2-15M

417

2000

2-10M

0

2-10M

0

2-10M

0

2-15M

334

2-15M

500

2-15M

600

2-15M

667

2500

2-10M

0

2-10M

0

2-15M

250

2-15M

584

2-15M

750

2-15M

850

2-15M

917

3000

2-10M

0

2-10M

0

2-15M

500

2-15M

834

2-15M

1000

2-15M

1100

Footnote (3)

Footnote (3)

3500

2-10M

0

2-10M

0

2-15M

750

2-15M

1084

2-15M

1250

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

4000

2-10M

0

2-15M

0

2-15M

1000

2-15M

1334

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

4500

2-10M

0

2-15M

250

2-15M

1250

2-20M

1584

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

5000

2-10M

0

2-15M

500

2-20M

1500

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

Minimum steel reinforcement of lintels for 200-mm Thick "Polycrete® Big Block 1600"Footnote (1)

Opening Width (mm)

Uniformly distributed loads (kN/m)

2.0

5

10

15

20

25

30

Lower Steel Bar

Dist. from s/uFootnote (2)

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

1000

2-15M

0

2-15M

0

2-15M

0

2-15M

0

2-15M

0

2-15M

0

2-15M

34

1500

2-15M

0

2-15M

0

2-15M

0

2-15M

0

2-15M

50

2-15M

190

2-15M

284

2000

2-15M

0

2-15M

0

2-15M

0

2-15M

67

2-15M

300

2-15M

440

2-15M

534

2500

2-15M

0

2-15M

0

2-15M

0

2-15M

317

2-15M

550

2-15M

690

2-15M

784

3000

2-15M

0

2-15M

0

2-15M

100

2-15M

567

2-15M

800

2-15M

940

2-20M

1034

Minimum steel reinforcement of lintels for 200-mm Thick "Polycrete® Big Block 1600"Footnote (1) (cont.)

Opening Width (mm)

Uniformly distributed loads (kN/m)

2.0

5

10

15

20

25

30

Lower Steel Bar

Dist. from s/uFootnote (2)

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

3500

2-15M

0

2-15M

0

2-15M

350

2-15M

817

2-15M

1050

2-20M

1190

2-20M

1284

4000

2-15M

0

2-15M

0

2-15M

600

2-15M

1067

2-20M

1300

2-25M

1440

Footnote (3)

Footnote (3)

4500

2-15M

0

2-15M

0

2-15M

850

2-15M

1317

2-25M

1550

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

5000

2-15M

0

2-15M

0

2-20M

1100

2-25M

1567

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)

Minimum steel reinforcement of lintels for 250-mm Thick "Polycrete® Big Block 1600"Footnote (1)

Opening Width (mm)

Uniformly distributed loads (kN/m)

2.0

5

10

15

20

25

30

Lower Steel Bar

Dist. from s/uFootnote (2)

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

Lower Steel Bar

Dist. from s/u

1000

2-15M

0

2-15M

0

2-15M

0

2-15M

0

2-15M

0

2-15M

0

2-15M

0

1500

2-15M

0

2-15M

0

2-15M

0

2-15M

0

2-15M

0

2-15M

50

2-15M

167

2000

2-15M

0

2-15M

0

2-15M

0

2-15M

0

2-15M

125

2-15M

300

2-15M

417

2500

2-15M

0

2-15M

0

2-15M

0

2-15M

84

2-15M

375

2-15M

550

2-15M

667

3000

2-15M

0

2-15M

0

2-15M

0

2-15M

334

2-15M

625

2-15M

800

2-20M

917

3500

2-15M

0

2-15M

0

2-15M

0

2-15M

584

2-20M

875

2-20M

1050

2-20M

1167

4000

2-15M

0

2-15M

0

2-15M

250

2-15M

834

2-20M

1125

2-25M

1300

2-25M

1417

4500

2-15M

0

2-15M

0

2-15M

500

2-20M

1084

2-25M

1375

2-25M

1550

Footnote (3)

Footnote (3)

5000

2-15M

0

2-15M

0

2-20M

750

2-25M

1334

2-25M

1625

Footnote (3)

Footnote (3)

Footnote (3)

Footnote (3)