w14x43 to hss6x6x1_2 moment conn

21
6 2J20 (23"x20.5") (9"x20.5") 2J6 (9"x20.5") 2J15 (9"x20.5") 2J15 (9"x20.5") 2J6 (9"x20.5") 2B30 2J7 2J7 2J7 2J7 2J21 2B31 (42"x20.5") WB W10.4 W10 W9.8 W9 W10.3 WA W14X43 (6") W14X22 (6") W14X22 (6") EX. 24"x24" EX. 24"x24" NOTE: EXISTING WEINBERG BUILDING COLUMN GRID IS NOT PARALLEL TO NEW COLUMN GRID. FIELD VERIFY ALL DIMENSIONS W14x22 (6") TYPICAL 1 OF 4 NOTES 1, 5, AND 13 W16X31 (6") W16X31 (6") 17 S305 13 S305 1 S305 2 S305 HSS12X8X3/8 (6") HSS12X8X3/8 (6") 19 S305 2J15 (9"x20.5") 2J7 COLUMN ABOVE 1 MOMENT CONNECTION TO RECTANGULAR HSS COLUMN 1023 - UMMC Shock Trauma Tower Page 1 of 21

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W14x43 to HSS6x6x1_2 Moment Conn

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Page 1: W14x43 to HSS6x6x1_2 Moment Conn

6

2J20 (23"x20.5")

(9"x20.5")

2J6 (9"x20.5")

2J15 (9"x20.5")

2J15 (9"x20.5")

2J6 (9"x20.5")

2B30

2J7

2J7

2J7

2J7 2J

21

2B31 (42"x20.5")

WB

W10.4

W10

W9.8

W9

W10.3

WA

W14X43 (�6")

W14X22 (�6")

W14X22 (�6")

EX. 24"x24"

EX. 24"x24"

NOTE:

EXISTING WEINBERG BUILDING COLUM

NGRID IS NOT PARALLEL TO NEW

COLUM

NGRID. FIELD VERIFY ALL DIMENSIONS

W14x22 (�6")

TYPICAL 1 OF 4

NOTES 1,

5, AND 13

W16X31 (�6")

W16X31 (�6")

17

S305

13

S305

1

S305

2

S305

HSS12X8X3/8 (�6")

HSS12X8X3/8 (�6")

19

S305

2J15 (9"x20.5")

2J7

COLUM

N ABOVE

1

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN

1023 - UMMC Shock Trauma Tower

Page 1 of 21

CS89
Oval
CS89
Oval
CS89
Line
CS89
Line
ATS-19
PLEASE TAKE NOTE OF THE ENCIRCLED JOINTS
Page 2: W14x43 to HSS6x6x1_2 Moment Conn

Lay-out:

Required Strength:

Member 1Beam Reaction, Ra1 = kips

Moment, Ma1 = kip-ft

Member 2Beam Reaction, Ra1 = kips

Moment, Ma1 = kip-ft174.0

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN

18.0174.0

18.0

(SECOND FLOOR)

(3) - 3/4"Ø A325-N-SSLN Bolts (Typ)

HSS6x6x1/2

1/4Typ

W14x43 BeamEnd Offset = 1/2''

W14x43 BeamEnd Offset = 1/2''

1/4''

(8) - 1"Ø A490-N-STD Bolts (Typ)

PL3/4- A572-50(Top & Bottom Plates)

5 1

/2''

1 3/4''2 1/2"1 3/4'' 3@3''= 9'' 3@3''=9''

1'-0

''

10 3/4''10 3/4'' 1'-0''

2 1/2"

3/8

3/8 Typ @ Top & Bottom Plate

PL3/8- A36

9''

6''

1/41 1/2'' 2 1/2''

1023 - UMMC Shock Trauma Tower

Page 2 of 21

Page 3: W14x43 to HSS6x6x1_2 Moment Conn

Lay-out:

Required Strength:

Member 1Beam Reaction, Ra1 = kips

Moment, Ma1 = kip-ft

Member 2Beam Reaction, Ra1 = kips

Moment, Ma1 = kip-ft

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN

18.0174.0

18.0174.0

(THIRD FLOOR)

(3) - 3/4"Ø A325-N-SSLN Bolts (Typ)

HSS6x6x1/2

1/4Typ

W14x43 BeamEnd Offset = 1/2''

W14x43 BeamEnd Offset = 1/2''

1/4''

(8) - 1"Ø A490-N-STD Bolts (Typ)

PL3/4- A572-50(Top & Bottom Plates)

5 1

/2''

1 3/4''2 1/2"1 3/4'' 3@3''= 9'' 3@3''=9''

1'-0

''

10 3/4''10 3/4'' 1'-0''

2 1/2"

PL3/8- A36 (Typ)

9''

6''

1/41 1/2'' 2 1/2''

3/8

3/8

1023 - UMMC Shock Trauma Tower

Page 3 of 21

Page 4: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(SECOND FLOOR)

Material & Geometric Properties:

Beam 1:

Size:Fy = ksiFu = ksid = intw = inbf = intf = in

kdes = in

Beam 2:

Size:Fy = ksiFu = ksid = intw = inbf = intf = in

kdes = in

Single-Plate

t = inFy = ksiFu = ksi

Bottom Flange-plate: ASTM A572-50

t = inFy = ksiFu = ksi

Top Flange-plate: ASTM A572-50

t = inFy = ksiFu = ksi

Column:

Size: ASTM A500 Gr. B Fy = ksiFu = ksiB = inHT = inA = in

tdes = in

0.531.12

6.009.74

0.465

6.00

65

0.755065

HSS6X6X1/24658

0.531.12

ASTM 36

0.375

13.700.318.00

W14X43 ASTM A99250

6513.700.318.00

W14x43 ASTM A99250

65

3658

0.7550

1023 - UMMC Shock Trauma Tower

Page 4 of 21

Page 5: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(SECOND FLOOR)

Calculations:

Shear Connection:

Bolt Shear Resistance

Rn/Ω = n x rn/Ωwhere:

rn/Ω = kipsn =

Rn/Ω = kips > kips (OK)

Bolt Bearing on Plates

Exterior Bolts

= kips < kips

Use rn/Ω = kips

Interior Bolts

= kips > kips

Use rn/Ω = kips

Rn/Ω = Allowable Bearing Resistance of Bolts= 1 x 14.27 + (3 - 1 ) x 19.58

Rn/Ω = kips > kips (OK)

Shear Yield Strength ( Ω = 1.5 )

Rn/Ω = Allowable Yield Strength of Plate

= 0.6 x Fy x Ag

where:

10.63.00

31.8 18.00

rn/Ω =1.2 Lc t Fu

< 2.4 d t FuΩ Ω

= 1.2 (1.09)(0.375)(58) < 2.4 (0.75)(0.375)(58)2.0 2.0

14.27 19.58

14.27

rn/Ω =1.2 Lc t Fu

< 2.4 d t FuΩ Ω

= 1.2 (2.19)(0.375)(58) < 2.4 (0.75)(0.375)(58)2.0 2.0

28.55 19.58

19.58

53.42 18.00

1023 - UMMC Shock Trauma Tower

Page 5 of 21

Page 6: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(SECOND FLOOR)

Ag = kips

Rn/Ω = kips > kips (OK)

Shear Rupture Strength ( Ω = 2 )

Rn/Ω = Allowable Rupture Strength of Plate

= 0.6 x Fu x An

where:

An = tp x [L - n x (db + 0.125)]db = in. (Bolt Diameter)L = in. (Depth of Plate)

An = in² (Net Cross-sectional Area)

Rn/Ω = kips > kips (OK)

Block Shear Strength ( Ω = 2 )

Rn/Ω = Allowable Block Shear Strength of Plate

= Min[ (0.6 x Fu x Anv + Ubs x Fu x Ant); (0.6 x Fy x Agv + Ubs x Fu x Ant) ]

Where:Ubs = 1.0

Agt = Gross Area with Tension Resistance= 1.50 x t= in²

Ant = Net Area with Tension Resistance= Agt - t x (db +0.125)/2 = in²

Agv = Gross Area with Shear Resistance= ( L - 1.50 ) x t= in²

Anv = Net Area with Shear Resistance= Agv - (n - 0.5) x (db + 0.125) x t= in²

Rn/Ω = kips > kips (OK)

Plate to HSS weld

Electrode Class = E70XX

Fu = Nominal Tensile Strength of Weld

3.375

48.6 18.00

0.759.002.39

41.6 18.00

0.56

0.40

2.81

1.99

41.93 18.00

1023 - UMMC Shock Trauma Tower

Page 6 of 21

Page 7: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(SECOND FLOOR)

= Ksi

Ø = deg

= rad

w = Size of Weld

= in.

Fv = Allowable Weld Shear Strength

= 0.6 Fu / 2

= Ksi

Pw = Shear Capacity of 1/4" weld per Linear Inch

= 0.707 * Fv * w * (1.0 + 0.50 sin1.5Ø)

= (0.707 * 21 * 0.25) * (1)

= Kips/in

L = Length of Weld

= in.

P = 2 L x Pw

P = kips > kips (OK)

Moment Connection:

Effective flange force for bolts

Ff1 = kips

Effective flange force for flange plate and weld

Ff1 = kips

Ff1 =M

d + (ttop + tbot)/2

144.50

66.81

Ff1 = Md

18.00

152.41

70

0.00

0.000

0.2500

21

3.712

9

ev1

L = 3*(n-1) + eh

eh

bfg

ev2

H

dcr

1023 - UMMC Shock Trauma Tower

Page 7 of 21

Page 8: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(SECOND FLOOR)

Flange Plate Connection

Bolt Resistance

Rn/Ω = 2 x n x rn/Ωwhere:

rn/Ω = kipsn = <-- 2-rows

Rn/Ω = kips > kips (OK)

Bolt Bearing on Flange Plate

Exterior Bolts

= kips < kips

Use rn/Ω = kips

Interior Bolts

= kips < kips

Use rn/Ω = kips

Rn/Ω = Allowable Bearing Resistance of Bolts= 2 x 35.65 + (2x4 - 2 ) x 56.67= kips > kips (OK)

Tensile Yield Strength of Flange Plate ( Ω = 1.67 )

Rn/Ω = Allowable Yield Strength of Plate

= (1/Ω) x Fy x Ag

where:

Ag = H * t

411.33 144.50

56.67

2.4 (1)(0.75)(65)2.0

56.67 58.50

= 1.2 (1.94)(0.75)(65) <2.0

35.65 58.50

35.65

rn/Ω =1.2 Lc t Fu

Ω<

2.4 d t FuΩ

= 1.2 (1.22)(0.75)(65) <2.0

rn/Ω =1.2 Lc t Fu

23.64.00

188.8 152.41

2.4 d t FuΩ

2.4 (1)(0.75)(65)2.0

L = 3*(n-1) + eh dcr

1023 - UMMC Shock Trauma Tower

Page 8 of 21

Page 9: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(SECOND FLOOR)

Ag = kips

Rn/Ω = kips > kips (OK)

Tensile Rupture Strength of Flange Plate ( Ω = 2 )

Rn/Ω = Allowable Rupture Strength of Plate

= (1/Ω) x Fu x An

where:

An = tp x [H - 2 x (db + 0.125)]db = in. (Bolt Diameter)H = in. (Depth of Plate)

An = in² (Net Cross-sectional Area)

Rn/Ω = kips > kips (OK)

Plate Buckling of Flange Plate

Ap = Effective Plate Cross-sectional Area= H * t= in²

Lcr = Plate Unbraced Length <-- dcr

= in.

K = Effective Length Factor=

r = Radius of Gyration= t / 3.464= in.

K Lcr/r = < 25

Thus, Fcr = Fy = ksi

Rn/Ω = Allowable Strength in Compression

Rn/Ω = kips > kips (OK)

Block Shear Strength ( Ω = 2 )

Pattern 1

1.0012.00

269.46 144.50

9.00

269.5 144.50

7.31

237.7 144.50

50.00

= Ap * Fcr1.67

0.65

0.217

9.01

9.00

3.00

1023 - UMMC Shock Trauma Tower

Page 9 of 21

Page 10: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(SECOND FLOOR)

Rn/Ω = Allowable Block Shear Strength of Plate

= Min[ (0.6 x Fu x Anv + Ubs x Fu x Ant); (0.6 x Fy x Agv + Ubs x Fu x Ant) ]

Where:Ubs = 1.0

Agt = Gross Area with Tension Resistance= g x t= in²

Ant = Net Area with Tension Resistance= Agt - t x (db +0.125)= in²

Agv = Gross Area with Shear Resistance= 2 x [3*(n-1) + eh] x t= in²

Anv = Net Area with Shear Resistance= Agv - (n - 0.5) x (db + 0.125) x t= in²

Rn/Ω = kips > kips (OK)

Pattern 2

Rn/Ω = Allowable Block Shear Strength of Plate

= Min[ (0.6 x Fu x Anv + Ubs x Fu x Ant); (0.6 x Fy x Agv + Ubs x Fu x Ant) ]

Where:Ubs = 1.0

Agt = Gross Area with Tension Resistance= 2 x ev1 x t= in²

Ant = Net Area with Tension Resistance= Agt - t x (db +0.125)= in²

Agv = Gross Area with Shear Resistance= 2 x [3*(n-1) + eh] x t= in²

Anv = Net Area with Shear Resistance= Agv - (n - 0.5) x (db + 0.125) x t= in²

Rn/Ω = kips > kips (OK)

Flange-plate to HSS Weld

16.13

13.17

531.33

348.52 144.50

9.75

8.91

4.13

3.28

16.13

13.17

144.50

1023 - UMMC Shock Trauma Tower

Page 10 of 21

Page 11: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(SECOND FLOOR)

Perpendicular Weld

Electrode Class = E70XX

Fu = Nominal Tensile Strength of Weld= Ksi

Ø = deg= rad

w = Size of Weld= in.

Fv = Allowable Weld Shear Strength= 0.6 Fu / 2= Ksi

Pw = Shear Capacity of 3/8" weld per Linear Inch= 0.707 * Fv * w * (1.0 + 0.50 sin1.5Ø)= (0.707 * 21 * 0.375) * (1.5)= Kips/in

L = Length of Weld= in.

P1 = 2L x Pw

P1 = kips

Parallel Weld

Electrode Class = E70XX

Fu = Nominal Tensile Strength of Weld= Ksi

Ø = deg= rad

w = Size of Weld= in.

Fv = Allowable Weld Shear Strength= 0.6 Fu / 2= Ksi

Pw = Shear Capacity of 3/8" weld per Linear Inch= 0.707 * Fv * w * (1.0 + 0.50 sin1.5Ø)= (0.707 * 21 * 0.375) * (1)= Kips/in

L = Length of Weld= in.

21

5.568

3

70

0.000.000

0.3750

8.351

6

100.22

90.001.571

0.3750

21

70

1023 - UMMC Shock Trauma Tower

Page 11 of 21

Page 12: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(SECOND FLOOR)

P2 = 2 L x Pw

P2 = kips

Thus,

P = P1 + 2P2

P = kips > kips (OK)167.03 144.50

33.41

1023 - UMMC Shock Trauma Tower

Page 12 of 21

Page 13: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(THIRD FLOOR)

Material & Geometric Properties:

Beam 1:

Size:Fy = ksiFu = ksid = intw = inbf = intf = in

kdes = in

Beam 2:

Size:Fy = ksiFu = ksid = intw = inbf = intf = in

kdes = in

Single-Plate

t = inFy = ksiFu = ksi

Bottom Flange-plate: ASTM A572-50

t = inFy = ksiFu = ksi

Top Flange-plate: ASTM A572-50

t = inFy = ksiFu = ksi

Column:

Size: ASTM A500 Gr. B Fy = ksiFu = ksiB = inHT = inA = in

tdes = in

65

3658

0.7550

W14x43 ASTM A9925065

13.700.318.000.531.12

ASTM 36

0.375

13.700.318.00

W14X43 ASTM A99250

65

0.755065

HSS6X6X1/24658

0.531.12

6.009.74

0.465

6.00

1023 - UMMC Shock Trauma Tower

Page 13 of 21

Page 14: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(THIRD FLOOR)

Calculations:

Shear Connection:

Bolt Shear Resistance

Rn/Ω = n x rn/Ωwhere:

rn/Ω = kipsn =

Rn/Ω = kips > kips (OK)

Bolt Bearing on Plates

Exterior Bolts

= kips < kips

Use rn/Ω = kips

Interior Bolts

= kips > kips

Use rn/Ω = kips

Rn/Ω = Allowable Bearing Resistance of Bolts= 1 x 14.27 + (2 - 1 ) x 19.58

Rn/Ω = kips > kips (OK)

Shear Yield Strength ( Ω = 1.5 )

Rn/Ω = Allowable Yield Strength of Plate

= 0.6 x Fy x Ag

where:

28.55 19.58

19.58

53.42 18.00

= 1.2 (2.19)(0.375)(58) < 2.4 (0.75)(0.375)(58)2.0 2.0

< 2.4 d t FuΩ Ω

14.27

rn/Ω =1.2 Lc t Fu

2.4 (0.75)(0.375)(58)2.0 2.0

14.27 19.58

2.4 d t FuΩ Ω

= 1.2 (1.09)(0.375)(58) <

rn/Ω =1.2 Lc t Fu

<

10.63.00

31.8 18.00

1023 - UMMC Shock Trauma Tower

Page 14 of 21

Page 15: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(THIRD FLOOR)

Ag = kips

Rn/Ω = kips > kips (OK)

Shear Rupture Strength ( Ω = 2 )

Rn/Ω = Allowable Rupture Strength of Plate

= 0.6 x Fu x An

where:

An = tp x [L - n x (db + 0.125)]db = in. (Bolt Diameter)L = in. (Depth of Plate)

An = in² (Net Cross-sectional Area)

Rn/Ω = kips > kips (OK)

Block Shear Strength ( Ω = 2 )

Rn/Ω = Allowable Block Shear Strength of Plate

= Min[ (0.6 x Fu x Anv + Ubs x Fu x Ant); (0.6 x Fy x Agv + Ubs x Fu x Ant) ]

Where:Ubs = 1.0

Agt = Gross Area with Tension Resistance= 1.50 x t= in²

Ant = Net Area with Tension Resistance= Agt - t x (db +0.125)/2 = in²

Agv = Gross Area with Shear Resistance= ( L - 1.50 ) x t= in²

Anv = Net Area with Shear Resistance= Agv - (n - 0.5) x (db + 0.125) x t= in²

Rn/Ω = kips > kips (OK)

Plate to HSS weld

Electrode Class = E70XX

Fu = Nominal Tensile Strength of Weld

2.81

1.99

41.93 18.00

0.56

0.40

9.002.39

41.6 18.00

3.375

48.6 18.00

0.75

1023 - UMMC Shock Trauma Tower

Page 15 of 21

Page 16: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(THIRD FLOOR)

= Ksi

Ø = deg

= rad

w = Size of Weld

= in.

Fv = Allowable Weld Shear Strength

= 0.6 Fu / 2

= Ksi

Pw = Shear Capacity of 1/4" weld per Linear Inch

= 0.707 * Fv * w * (1.0 + 0.50 sin1.5Ø)

= (0.707 * 21 * 0.25) * (1)

= Kips/in

L = Length of Weld

= in.

P = 2 L x Pw

P = kips > kips (OK)

Moment Connection:

Effective flange force for bolts

Ff1 = kips

Effective flange force for flange plate and weld

Ff1 = kips

152.41

Ff1 = Md

144.50

Ff1 =M

d + (ttop + tbot)/2

18.00

70

0.00

0.000

0.2500

21

3.712

9

66.81

ev1

L = 3*(n-1) + eh

eh

bfg

ev2

H

dcr

1023 - UMMC Shock Trauma Tower

Page 16 of 21

Page 17: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(THIRD FLOOR)

Flange Plate Connection

Bolt Resistance

Rn/Ω = 2 x n x rn/Ωwhere:

rn/Ω = kipsn = <-- 2-rows

Rn/Ω = kips > kips (OK)

Bolt Bearing on Flange Plate

Exterior Bolts

= kips < kips

Use rn/Ω = kips

Interior Bolts

= kips < kips

Use rn/Ω = kips

Rn/Ω = Allowable Bearing Resistance of Bolts= 2 x 35.65 + (2x4 - 2 ) x 56.67= kips > kips (OK)

Tensile Yield Strength of Flange Plate ( Ω = 1.67 )

Rn/Ω = Allowable Yield Strength of Plate

= (1/Ω) x Fy x Ag

where:

Ag = H * tAg = kips

23.64.00

188.8 152.41

2.4 d t FuΩ

2.4 (1)(0.75)(65)2.0

rn/Ω =1.2 Lc t Fu

= 1.2 (1.22)(0.75)(65) <2.0

35.65 58.50

35.65

rn/Ω =1.2 Lc t Fu

Ω<

2.4 d t FuΩ

= 1.2 (1.94)(0.75)(65) <2.0

2.4 (1)(0.75)(65)2.0

56.67 58.50

56.67

9.00

411.33 144.50

1023 - UMMC Shock Trauma Tower

Page 17 of 21

Page 18: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(THIRD FLOOR)

Rn/Ω = kips > kips (OK)

Tensile Rupture Strength of Flange Plate ( Ω = 2 )

Rn/Ω = Allowable Rupture Strength of Plate

= (1/Ω) x Fu x An

where:

An = tp x [H - 2 x (db + 0.125)]db = in. (Bolt Diameter)H = in. (Depth of Plate)

An = in² (Net Cross-sectional Area)

Rn/Ω = kips > kips (OK)

Plate Buckling of Flange Plate

Ap = Effective Plate Cross-sectional Area= H * t= in²

Lcr = Plate Unbraced Length <-- dcr

= in.

K = Effective Length Factor=

r = Radius of Gyration= t / 3.464= in.

K Lcr/r = < 25

Thus, Fcr = Fy = ksi

Rn/Ω = Allowable Strength in Compression

Rn/Ω = kips > kips (OK)

Block Shear Strength ( Ω = 2 )

Pattern 1

Rn/Ω = Allowable Block Shear Strength of Plate

9.00

3.00

0.65

0.217

9.01

50.00

= Ap * Fcr1.67

269.46 144.50

269.5 144.50

7.31

237.7 144.50

1.0012.00

1023 - UMMC Shock Trauma Tower

Page 18 of 21

Page 19: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(THIRD FLOOR)

= Min[ (0.6 x Fu x Anv + Ubs x Fu x Ant); (0.6 x Fy x Agv + Ubs x Fu x Ant) ]

Where:Ubs = 1.0

Agt = Gross Area with Tension Resistance= g x t= in²

Ant = Net Area with Tension Resistance= Agt - t x (db +0.125)= in²

Agv = Gross Area with Shear Resistance= 2 x [3*(n-1) + eh] x t= in²

Anv = Net Area with Shear Resistance= Agv - (n - 0.5) x (db + 0.125) x t= in²

Rn/Ω = kips > kips (OK)

Pattern 2

Rn/Ω = Allowable Block Shear Strength of Plate

= Min[ (0.6 x Fu x Anv + Ubs x Fu x Ant); (0.6 x Fy x Agv + Ubs x Fu x Ant) ]

Where:Ubs = 1.0

Agt = Gross Area with Tension Resistance= 2 x ev1 x t= in²

Ant = Net Area with Tension Resistance= Agt - t x (db +0.125)= in²

Agv = Gross Area with Shear Resistance= 2 x [3*(n-1) + eh] x t= in²

Anv = Net Area with Shear Resistance= Agv - (n - 0.5) x (db + 0.125) x t= in²

Rn/Ω = kips > kips (OK)

Bottom Flange-Plate to HSS Weld

144.50

4.13

3.28

16.13

13.17

348.52 144.50

9.75

8.91

16.13

13.17

531.33

1023 - UMMC Shock Trauma Tower

Page 19 of 21

Page 20: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(THIRD FLOOR)

Perpendicular Weld

Electrode Class = E70XX

Fu = Nominal Tensile Strength of Weld= Ksi

Ø = deg= rad

w = Size of Weld= in.

Fv = Allowable Weld Shear Strength= 0.6 Fu / 2= Ksi

Pw = Shear Capacity of 3/8" weld per Linear Inch= 0.707 * Fv * w * (1.0 + 0.50 sin1.5Ø)= (0.707 * 21 * 0.375) * (1.5)= Kips/in

L = Length of Weld= in.

P1 = 2L x Pw

P1 = kips

Parallel Weld

Electrode Class = E70XX

Fu = Nominal Tensile Strength of Weld= Ksi

Ø = deg= rad

w = Size of Weld= in.

Fv = Allowable Weld Shear Strength= 0.6 Fu / 2= Ksi

Pw = Shear Capacity of 3/8" weld per Linear Inch= 0.707 * Fv * w * (1.0 + 0.50 sin1.5Ø)= (0.707 * 21 * 0.375) * (1)= Kips/in

L = Length of Weld= in.

P2 = 2 L x Pw

70

90.001.571

0.3750

21

8.351

6

100.22

70

0.000.000

0.3750

21

5.568

3

1023 - UMMC Shock Trauma Tower

Page 20 of 21

Page 21: W14x43 to HSS6x6x1_2 Moment Conn

MOMENT CONNECTION TO RECTANGULAR HSS COLUMN(THIRD FLOOR)

P2 = kips

Thus,

P = P1 + 2P2

P = kips > kips (OK)

Top Flange-Plate to HSS Weld

Use full penetration groove weld.

33.41

167.03 144.50

1023 - UMMC Shock Trauma Tower

Page 21 of 21