Formwork - Design of Reinforced Concrete - page 633

1900 15 24 32 40 49 21 33 43 55 11 26 41 56 16 36 57 78 18 91 20

2000 15 23 31 39 48 20 32 42 53 11 25 40 53 15 35 56 76 17 89 20

2100 14 23 30 38 47 19 31 40 51 10 24 38 51 15 34 54 74 17 87 19

2200 14 22 29 37 45 19 30 39 50 10 24 37 49 14 33 52 71 17 85 19

2300 14 22 29 37 44 18 29 38 49 10 23 36 48 14 32 50 69 16 83 18

2400 14 21 28 36 44 18 28 37 47 10 22 35 46 13 31 49 66 16 81 18

2500 13 21 27 35 43 17 27 36 46 9 22 34 45 13 30 47 63 16 80 18

2600 13 20 27 34 42 17 27 35 45 9 21 33 44 12 29 46 61 15 78 17

2700 13 20 27 34 41 17 26 35 44 9 20 32 43 12 28 45 60 15 77 17

2800 13 20 26 33 41 16 26 34 43 9 20 32 42 12 28 43 59 15 75 17

2900 12 19 26 32 40 16 25 33 42 8 20 31 41 11 27 42 58 14 73 16

3000 12 19 25 32 39 16 25 32 41 8 19 30 40 11 26 41 56 14 71 16

3200 12 19 25 31 38 15 24 31 40 8 18 29 38 11 25 39 54 13 68 16

3400 12 18 24 31 37 15 23 30 39 8 18 28 37 10 24 38 51 13 65 15

3600 11 18 24 30 37 14 22 30 38 7 17 27 36 10 23 36 49 12 62 15

3800 11 17 23 30 36 14 22 29 37 7 17 26 34 9 22 35 48 12 59 14

4000 11 17 23 29 35 14 21 28 36 7 16 25 33 9 21 34 46 11 57 13

4500 10 16 22 28 34 13 20 27 34 6 15 24 31 8 20 31 43 10 53 12

5000 10 16 21 27 33 12 19 25 32 6 14 22 30 8 18 29 40 9 49 11

Note: Span values above the solid line are governed by deflection. Values within dashed line box are spans governed by shear.
max /360, but not to exceed

1
4

in.