Eng : DW

Chk : ZM

Date : 2015-09-10

Calculation Sheet Rev : 0

1 of 12

2.3.2 WIND LOAD - EXTERNAL + INTERNAL PRESSURE

Wind pressure q 1/50 q = 0.40 [kPa]

Ce = 0.90 For open terrain NBC05 4.1.7.1 (5)

Iw = 1.00 For importance category Normal building NBC05 Table 4.1.7.1

NBC05 Comment I

Building category - internal pressure Category 3 Page I-22 Para. 31

Internal pressure coefficient - Cpi = -0.70 + Cpi = 0.70

Internal gust factor Cgi = 2.0 NBC05 4.1.7.1 (6)(c.)

External + Positive Internal Pressure

Cgi Cpi = 1.4

Internal pressure on steel frame ui = pi x B = Iw x q x Ce x CgiCpi x B = 0.504 B NBC05 4.1.7.1 (3)

Transverse Wind

Transverse wind on GLA/B Frame

Tributary width B = 0.5 x W = 3.810 [m]

External pressure Side u = -1.9 [kN/m]

Internal positive pressure ui = 1.9 [kN/m]

External + Internal pressure Side u = -3.8 [kN/m]

Trans wind on GL1 Frame

Tributary width B = 0.5 x L1 = 3.810 [m]

External pressure Windward at 10m u = 1.9 [kN/m] Roof u = -2.7 [kN/m]

Windward at H u = 1.7 [kN/m] Leeward u = -0.8 [kN/m]

Internal positive pressure ui = 1.9 [kN/m]

Ext + Int pressure Windward at 10m u = -0.1 [kN/m] Roof u = -4.7 [kN/m]

Windward at H u = -0.2 [kN/m] Leeward u = -2.8 [kN/m]

Trans wind on GL2 Frame

Tributary width B = 0.5 x (L1 + L2) = 7.620 [m]

External pressure Windward at 10m u = 3.7 [kN/m] Roof u = -5.5 [kN/m]

Windward at H u = 3.4 [kN/m] Leeward u = -1.7 [kN/m]

Internal positive pressure ui = 3.8 [kN/m]

Ext + Int pressure Windward at 10m u = -0.1 [kN/m] Roof u = -9.3 [kN/m]

Windward at H u = -0.5 [kN/m] Leeward u = -5.5 [kN/m] 026

Subject : Building Purlin C12X20.7 - 2 Tie Rod

0

0

0

Project :

Jon No :

Doc No :

Eng : DW

Chk : ZM

Date : 2015-09-10

Calculation Sheet Rev : 0Subject : Building Purlin C12X20.7 - 2 Tie Rod

0

0

0

Project :

Jon No :

Doc No :

2 of 12

Trans wind on GL3 Frame

Tributary width B = 0.5 x (L2 + L3) = 7.620 [m]

External pressure Windward at 10m u = 3.7 [kN/m] Roof u = -5.5 [kN/m]

Windward at H u = 3.4 [kN/m] Leeward u = -1.7 [kN/m]

Internal positive pressure ui = 3.8 [kN/m]

Ext + Int pressure Windward at 10m u = -0.1 [kN/m] Roof u = -9.3 [kN/m]

Windward at H u = -0.5 [kN/m] Leeward u = -5.5 [kN/m]

Trans wind on GL4 Frame

Tributary width B = 0.5 x (L3 + L4) = 7.620 [m]

External pressure Windward at 10m u = 3.7 [kN/m] Roof u = -5.5 [kN/m]

Windward at H u = 3.4 [kN/m] Leeward u = -1.7 [kN/m]

Internal positive pressure ui = 3.8 [kN/m]

Ext + Int pressure Windward at 10m u = -0.1 [kN/m] Roof u = -9.3 [kN/m]

Windward at H u = -0.5 [kN/m] Leeward u = -5.5 [kN/m]

Trans wind on GL5 Frame

Tributary width B = 0.5 x (L4 + L5) = 7.620 [m]

External pressure Windward at 10m u = 3.7 [kN/m] Roof u = -5.5 [kN/m]

Windward at H u = 3.4 [kN/m] Leeward u = -1.7 [kN/m]

Internal positive pressure ui = 3.8 [kN/m]

Ext + Int pressure Windward at 10m u = -0.1 [kN/m] Roof u = -9.3 [kN/m]

Windward at H u = -0.5 [kN/m] Leeward u = -5.5 [kN/m]

Trans wind on GL6 Frame

Tributary width B = 0.5 x (L5 + L6) = 7.620 [m]

External pressure Windward at 10m u = 3.7 [kN/m] Roof u = -5.5 [kN/m]

Windward at H u = 3.4 [kN/m] Leeward u = -1.7 [kN/m]

Internal positive pressure ui = 3.8 [kN/m]

Ext + Int pressure Windward at 10m u = -0.1 [kN/m] Roof u = -9.3 [kN/m]

Windward at H u = -0.5 [kN/m] Leeward u = -5.5 [kN/m]

027

Eng : DW

Chk : ZM

Date : 2015-09-10

Calculation Sheet Rev : 0Subject : Building Purlin C12X20.7 - 2 Tie Rod

0

0

0

Project :

Jon No :

Doc No :

3 of 12

Trans wind on GL7 Frame

Tributary width B = 0.5 x L6 = 3.810 [m]

External pressure Windward at 10m u = 1.9 [kN/m] Roof u = -2.7 [kN/m]

Windward at H u = 1.7 [kN/m] Leeward u = -0.8 [kN/m]

Internal positive pressure ui = 1.9 [kN/m]

Ext + Int pressure Windward at 10m u = -0.1 [kN/m] Roof u = -4.7 [kN/m]

Windward at H u = -0.2 [kN/m] Leeward u = -2.8 [kN/m]

External + Positive Internal Pressure Transverse Wind Load on Frames kN/m

028

-0.1

-0.1

-0.2

-0.5

-0.5

-0.5

-0.5

-3.8

-3.8

-2.8

-4.7

-5.5

-9.3

-9.3

-5.5

-5.5

-5.5

-5.5

-2.8

-9.3

-9.3

-9.3

-4.7

-3.8

-0.5

-0.2

-0.1

-3.8

-0.1

-0.1

-0.1

-0.1

Eng : DW

Chk : ZM

Date : 2015-09-10

Calculation Sheet Rev : 0Subject : Building Purlin C12X20.7 - 2 Tie Rod

0

0

0

Project :

Jon No :

Doc No :

4 of 12

Longitudinal Wind

Longitudinal wind on GLA/B Frame

Tributary width B = 0.5 x W = 3.810 [m]

Windward at 10m u = 1.8 [kN/m]

Windward at H u = 1.6 [kN/m] Leeward u = -0.8 [kN/m]

Internal positive pressure ui = 1.9 [kN/m]

Ext + Int pressure Windward at 10m u = -0.1 [kN/m]

Windward at H u = -0.3 [kN/m] Leeward u = -2.7 [kN/m]

Longitudinal wind on GL1 Frame

Tributary width B = 0.5 x L1 = 3.810 [m]

Side u = -1.9 [kN/m] Roof u = -2.7 [kN/m]

Internal positive pressure ui = 1.9 [kN/m]

External + Internal pressure Side u = -3.8 [kN/m] Roof u = -4.7 [kN/m]

Longitudinal wind on GL2 Frame

Tributary width B = 0.5 x( L1+L2) = 7.620 [m]

Side u = -3.8 [kN/m] Roof u = -5.5 [kN/m]

Internal positive pressure ui = 3.8 [kN/m]

External + Internal pressure Side u = -7.7 [kN/m] Roof u = -9.3 [kN/m]

Longitudinal wind on GL3 Frame

Tributary width B = 0.5 x( L2+L3) = 7.620 [m]

Side u = -3.8 [kN/m] Roof u = -5.5 [kN/m]

Internal positive pressure ui = 3.8 [kN/m]

External + Internal pressure Side u = -7.7 [kN/m] Roof u = -9.3 [kN/m]

Longitudinal wind on GL4 Frame

Tributary width B = 0.5 x( L3+L4) = 7.620 [m]

Side u = -3.8 [kN/m] Roof u = -5.5 [kN/m]

Internal positive pressure ui = 3.8 [kN/m]

External + Internal pressure Side u = -7.7 [kN/m] Roof u = -9.3 [kN/m]

029

Eng : DW

Chk : ZM

Date : 2015-09-10

Calculation Sheet Rev : 0Subject : Building Purlin C12X20.7 - 2 Tie Rod

0

0

0

Project :

Jon No :

Doc No :

5 of 12

Longitudinal wind on GL5 Frame

Tributary width B = 0.5 x( L4+L5) = 7.620 [m]

Side u = -3.8 [kN/m] Roof u = -5.5 [kN/m]

Internal positive pressure ui = 3.8 [kN/m]

External + Internal pressure Side u = -7.7 [kN/m] Roof u = -9.3 [kN/m]

Longitudinal wind on GL6 Frame

Tributary width B = 0.5 x( L5+L6) = 7.620 [m]

Side u = -3.8 [kN/m] Roof u = -5.5 [kN/m]

Internal positive pressure ui = 3.8 [kN/m]

External + Internal pressure Side u = -7.7 [kN/m] Roof u = -9.3 [kN/m]

Longitudinal wind on GL7 Frame

Tributary width B = 0.5 x L6 = 3.810 [m]

Side u = -1.9 [kN/m] Roof u = -2.7 [kN/m]

Internal positive pressure ui = 1.9 [kN/m]

External + Internal pressure Side u = -3.8 [kN/m] Roof u = -4.7 [kN/m]

030

Eng : DW

Chk : ZM

Date : 2015-09-10

Calculation Sheet Rev : 0Subject : Building Purlin C12X20.7 - 2 Tie Rod

0

0

0

Project :

Jon No :

Doc No :

6 of 12

External + Positive Internal Pressure Longitudinal Wind Load on Frames kN/m

031

-0.1

-0.3

-0.1

-0.3

-3.8

-3.8

-4.7

-9.3

-9.3

-7.7

-7.7

-7.7

-7.7

-7.7

-9.3

-9.3

-9.3

-4.7

-7.7

-7.7

-7.7

-7.7

-7.7

-3.8

-3.8

-2.7

-2.7

Eng : DW

Chk : ZM

Date : 2015-09-10

Calculation Sheet Rev : 0Subject : Building Purlin C12X20.7 - 2 Tie Rod

0

0

0

Project :

Jon No :

Doc No :

7 of 12

External + Negative Internal Pressure

Cgi Cpi = -1.4

Internal pressure on steel frame ui = pi x B = Iw x q x Ce x CgiCpi x B = -0.504 B NBC05 4.1.7.1 (3)

Transverse Wind

Transverse wind on GLA/B Frame

Tributary width B = 0.5 x W = 3.810 [m]

External pressure Side u = -1.9 [kN/m]

Internal positive pressure ui = -1.9 [kN/m]

External + Internal pressure Side u = 0.0 [kN/m]

Trans wind on GL1 Frame

Tributary width B = 0.5 x L1 = 3.810 [m]

External pressure Windward at 10m u = 1.9 [kN/m] Roof u = -2.7 [kN/m]

Windward at H u = 1.7 [kN/m] Leeward u = -0.8 [kN/m]

Internal positive pressure ui = -1.9 [kN/m]

Ext + Int pressure Windward at 10m u = 3.8 [kN/m] Roof u = -0.8 [kN/m]

Windward at H u = 3.6 [kN/m] Leeward u = 1.1 [kN/m]

Trans wind on GL2 Frame

Tributary width B = 0.5 x (L1 + L2) = 7.620 [m]

External pressure Windward at 10m u = 3.7 [kN/m] Roof u = -5.5 [kN/m]

Windward at H u = 3.4 [kN/m] Leeward u = -1.7 [kN/m]

Internal positive pressure ui = -3.8 [kN/m]

Ext + Int pressure Windward at 10m u = 7.6 [kN/m] Roof u = -1.6 [kN/m]

Windward at H u = 7.2 [kN/m] Leeward u = 2.1 [kN/m]

032

Eng : DW

Chk : ZM

Date : 2015-09-10

Calculation Sheet Rev : 0Subject : Building Purlin C12X20.7 - 2 Tie Rod

0

0

0

Project :

Jon No :

Doc No :

8 of 12

Trans wind on GL3 Frame

Tributary width B = 0.5 x (L2 + L3) = 7.620 [m]

External pressure Windward at 10m u = 3.7 [kN/m] Roof u = -5.5 [kN/m]

Windward at H u = 3.4 [kN/m] Leeward u = -1.7 [kN/m]

Internal positive pressure ui = -3.8 [kN/m]

Ext + Int pressure Windward at 10m u = 7.6 [kN/m] Roof u = -1.6 [kN/m]

Windward at H u = 7.2 [kN/m] Leeward u = 2.1 [kN/m]

Trans wind on GL4 Frame

Tributary width B = 0.5 x (L3 + L4) = 7.620 [m]

External pressure Windward at 10m u = 3.7 [kN/m] Roof u = -5.5 [kN/m]

Windward at H u = 3.4 [kN/m] Leeward u = -1.7 [kN/m]

Internal positive pressure ui = -3.8 [kN/m]

Ext + Int pressure Windward at 10m u = 7.6 [kN/m] Roof u = -1.6 [kN/m]

Windward at H u = 7.2 [kN/m] Leeward u = 2.1 [kN/m]

Trans wind on GL5 Frame

Tributary width B = 0.5 x (L4 + L5) = 7.620 [m]

External pressure Windward at 10m u = 3.7 [kN/m] Roof u = -5.5 [kN/m]

Windward at H u = 3.4 [kN/m] Leeward u = -1.7 [kN/m]

Internal positive pressure ui = -3.8 [kN/m]

Ext + Int pressure Windward at 10m u = 7.6 [kN/m] Roof u = -1.6 [kN/m]

Windward at H u = 7.2 [kN/m] Leeward u = 2.1 [kN/m]

Trans wind on GL6 Frame

Tributary width B = 0.5 x (L5 + L6) = 7.620 [m]

External pressure Windward at 10m u = 3.7 [kN/m] Roof u = -5.5 [kN/m]

Windward at H u = 3.4 [kN/m] Leeward u = -1.7 [kN/m]

Internal positive pressure ui = -3.8 [kN/m]

Ext + Int pressure Windward at 10m u = 7.6 [kN/m] Roof u = -1.6 [kN/m]

Windward at H u = 7.2 [kN/m] Leeward u = 2.1 [kN/m]

033

Eng : DW

Chk : ZM

Date : 2015-09-10

Calculation Sheet Rev : 0Subject : Building Purlin C12X20.7 - 2 Tie Rod

0

0

0

Project :

Jon No :

Doc No :

9 of 12

Trans wind on GL7 Frame

Tributary width B = 0.5 x L6 = 3.810 [m]

External pressure Windward at 10m u = 1.9 [kN/m] Roof u = -2.7 [kN/m]

Windward at H u = 1.7 [kN/m] Leeward u = -0.8 [kN/m]

Internal positive pressure ui = -1.9 [kN/m]

Ext + Int pressure Windward at 10m u = 3.8 [kN/m] Roof u = -0.8 [kN/m]

Windward at H u = 3.6 [kN/m] Leeward u = 1.1 [kN/m]

External + Negative Internal Pressure Transverse Wind Load on Frames kN/m

034

7.6

7.6

3.6

7.2

7.2

7.2

7.2

0.0

0.0

1.1

-0.8

2.1

-1.6

-1.6

2.1

2.1

2.1

2.1

1.1

-1.6

-1.6

-1.6

-0.8

0.0

7.2

3.6

3.8

0.0

7.6

7.6

7.6

3.8

Eng : DW

Chk : ZM

Date : 2015-09-10

Calculation Sheet Rev : 0Subject : Building Purlin C12X20.7 - 2 Tie Rod

0

0

0

Project :

Jon No :

Doc No :

10 of 12

Longitudinal Wind

Longitudinal wind on GLA/B Frame

Tributary width B = 0.5 x W = 3.810 [m]

Windward at 10m u = 1.8 [kN/m]

Windward at H u = 1.6 [kN/m] Leeward u = -0.8 [kN/m]

Internal positive pressure ui = -1.9 [kN/m]

Ext + Int pressure Windward at 10m u = 3.7 [kN/m]

Windward at H u = 3.6 [kN/m] Leeward u = 1.1 [kN/m]

Longitudinal wind on GL1 Frame

Tributary width B = 0.5 x L1 = 3.810 [m]

Side u = -1.9 [kN/m] Roof u = -2.7 [kN/m]

Internal positive pressure ui = -1.9 [kN/m]

External + Internal pressure Side u = 0.0 [kN/m] Roof u = -0.8 [kN/m]

Longitudinal wind on GL2 Frame

Tributary width B = 0.5 x( L1+L2) = 7.620 [m]

Side u = -3.8 [kN/m] Roof u = -5.5 [kN/m]

Internal positive pressure ui = -3.8 [kN/m]

External + Internal pressure Side u = 0.0 [kN/m] Roof u = -1.6 [kN/m]

Longitudinal wind on GL3 Frame

Tributary width B = 0.5 x( L2+L3) = 7.620 [m]

Side u = -3.8 [kN/m] Roof u = -5.5 [kN/m]

Internal positive pressure ui = -3.8 [kN/m]

External + Internal pressure Side u = 0.0 [kN/m] Roof u = -1.6 [kN/m]

Longitudinal wind on GL4 Frame

Tributary width B = 0.5 x( L3+L4) = 7.620 [m]

Side u = -3.8 [kN/m] Roof u = -5.5 [kN/m]

Internal positive pressure ui = -3.8 [kN/m]

External + Internal pressure Side u = 0.0 [kN/m] Roof u = -1.6 [kN/m]

035

Eng : DW

Chk : ZM

Date : 2015-09-10

Calculation Sheet Rev : 0Subject : Building Purlin C12X20.7 - 2 Tie Rod

0

0

0

Project :

Jon No :

Doc No :

11 of 12

Longitudinal wind on GL5 Frame

Tributary width B = 0.5 x( L4+L5) = 7.620 [m]

Side u = -3.8 [kN/m] Roof u = -5.5 [kN/m]

Internal positive pressure ui = -3.8 [kN/m]

External + Internal pressure Side u = 0.0 [kN/m] Roof u = -1.6 [kN/m]

Longitudinal wind on GL6 Frame

Tributary width B = 0.5 x( L5+L6) = 7.620 [m]

Side u = -3.8 [kN/m] Roof u = -5.5 [kN/m]

Internal positive pressure ui = -3.8 [kN/m]

External + Internal pressure Side u = 0.0 [kN/m] Roof u = -1.6 [kN/m]

Longitudinal wind on GL7 Frame

Tributary width B = 0.5 x L6 = 3.810 [m]

Side u = -1.9 [kN/m] Roof u = -2.7 [kN/m]

Internal positive pressure ui = -1.9 [kN/m]

External + Internal pressure Side u = 0.0 [kN/m] Roof u = -0.8 [kN/m]

036

Eng : DW

Chk : ZM

Date : 2015-09-10

Calculation Sheet Rev : 0Subject : Building Purlin C12X20.7 - 2 Tie Rod

0

0

0

Project :

Jon No :

Doc No :

12 of 12

External + Negative Internal Pressure Longitudinal Wind Load on Frames kN/m

037

3.7

3.6

3.7

3.6

0.0

0.0

-0.8

-1.6

-1.6

0.0

0.0

0.0

0.0

0.0

-1.6

-1.6

-1.6

-0.8

0.0

0.0

0.0

0.0

0.0

0.0

0.0

1.1

1.1