TECHNICAL MANUAL

Box-Beam properties 495mm Wide Shay Murtagh Precast

DepthType

D A Yc Z t (kN/m)Zb

(mm) (mm) (mm )2

(mm x 10 )3 6

(mm x 10 )3 6

AreaHeight of centroid

above soffitSection Modulus Self weight / m

SD1(1) 300

SD2(1) 400

SD3(1) 500

SD4(1) 600

SD5(1) 700

SD6(1) 800

127625

168125

208625

249125

289625

330125

145

194

244

294

343

393

6.33

11.23

17.5

25.11

34.08

44.4

6.79

11.9

18.38

26.2

33.38

45.91

3.19

4.2

5.22

6.23

7.24

8.25

Box-Beam properties 750mm Wide Shay Murtagh Precast

DepthType

D A Yc Z t (kN/m)Zb

(mm) (mm) (mm )2

(mm x 10 )3 6

(mm x 10 )3 6

AreaHeight of centroid

above soffitSection Modulus Self weight / m

SD1(2) 300

SD2(2) 400

SD3(2) 500

SD4(2) 600

SD5(2) 700

SD6(2) 800

204125

270125

336125

402125

468125

534125

147

196

246

296

346

396

10.17

18.05

28.13

40.43

54.92

71.62

10.62

18.71

29

41.5

56.21

73.11

5.1

6.75

8.4

10.05

11.7

13.35

Box-Beam properties 970mm Wide Shay Murtagh Precast

DepthType

D A Yc Z t (kN/m)Zb

(mm) (mm) (mm )2

(mm x 10 )3 6

(mm x 10 )3 6

AreaHeight of centroid

above soffitSection Modulus Self weight / m

SD1(3) 300

SD2(3) 400

SD3(3) 500

SD4(3) 600

SD5(3) 700

SD6(3) 800

270125

358125

446125

534125

622125

710125

148

197

247

297

347

397

13.47

23.92

37.3

53.63

72.9

95.09

13.92

24.58

38.17

54.7

74.17

96.58

6.75

8.95

11.15

13.35

15.55

17.75

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