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Strong Frame ®
Three-Story x One-Bay Moment Frame Worksheet (1 of 2)
Simpson Strong-Tie offers three-story x one-bay Strong Frame® moment frame solutions. Simply copy this form, fill it out and fax to 925-847-1605, or
visit our website to download an electronic version and email the completed worksheet to [email protected].
1. Project Information
Project Name:
Date:
Project Address:
Phone:
Engineer:
Strong Frame
Type:
Email:
Special Moment Frame (SMF)
Ordinary Moment Frame (OMF)
2. Design Criteria
Design Code:
2009 IBC
Response Modifcation Coefficient,
R=8.0
R=6.5
R=3.5
R=3.0
R<3.0
R=
Redundancy Factor, r :
r = 1.0
r = 1.3
R, for Design:
2012 IBC
Beam Deflection Limits:
Beam 1
Beam 2
Beam 3
System Overstrength Factor, Wo:
Wo=3.0
Wo=2.5
LL:
L/
L/
L/
Seismic Importance Factor, I:
I=1.00
I=1.25
I=1.50
DL + LL:
L/
L/
L/
Seismic Drift Limit:
0.025h
0.020h
0.015h
Snow/Wind:
L/
L/
L/
Seismic SDS Value:
SDS =
g
Wind Drift Limit: h/
3. Loading (Provide all loads at ASD level. Negative values for uplift direction)
3.1 Lateral Loads
FEQ1=
lbs
(Beam 1)
FEQ2=
lbs
(Beam 2)
FEQ3=
lbs
(Beam 3)
3.2 Uniform Loads
Load (plf)
W DL1
R=3.5
R=6.5
R=8.0
Other
lbs
lbs
lbs
XR (ft)
To RCC
W DL2
W DL3
W RLL1
W RLL2
W LL1
W LL2
W LL3
R used to calculate FEQ:
FWind1=
FWind2=
FWind3=
XL (ft)
(Beam 1)
(Beam 2)
Snow
Wind
Rain
(Beam 3)
3.3 Vertical Point Loads on Beam
(Include W o as applicable, negative values for uplift)
DL
LL
RLL
Snow
P1 (lbs)
P2 (lbs)
P3 (lbs)
P4 (lbs)
P5 (lbs)
P6 (lbs)
P7 (lbs)
P8 (lbs)
P9 (lbs)
P10 (lbs)
Xi
Left Column
Centerline (LCC)
Rain
Beam
1
2
3
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
3
3
3
3
3
3
3
3
3
3
1
Wind
Seismic Wo included ?
Pi
W
FEQi, FWindi
XL
XR
Xi (ft) at RCC
Beam
1
2
3
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
3
3
3
3
3
3
3
3
3
Right Column
Centerline (RCC)
X1
X2
X3
X4
X5
X6
X7
X8
X9
X10
Strong Frame ®
Three-Story x One-Bay Moment Frame Worksheet (2 of 2)
Project Name:
Date:
Engineer:
Phone:
Strong Frame Type:
4. Frame Geometry
4.1 First Story
Minimum Clear Opening Width:
Wall Width at Column 1:
Wall Width at Column 2:
Top of Concrete to Top of Plate:
Minimum Clear Opening Height:
Top of concrete to bott. of non-shrink grout - Column 1:
Top of concrete to bott. of non-shrink grout - Column 2:
in.
in.
in.
in.
in.
in.
in.
W1 =
A=
B=
H1 =
H1min =
HO1 =
HO2 =
Note: Minimum A,B dimension
H2 =
H2min =
in.
in.
in.
D2 =
H3 =
H3min =
in.
in.
in.
D1 =
(OMF)
= 13 1/2"
(SMF)
Note: Minimum beam depth
required Hi - Himin
4.2 Second Story
Floor System Depth:
Top of Sheathing to Top of Plate:
Minimum Clear Opening Height:
= 9''
= 13''
(OMF)
= 19"
(SMF)
4.3 Third Story
Floor System Depth:
Top of Sheathing to Top of Plate:
Minimum Clear Opening Height:
Field-installed
double top plate
Extend field-installed
single top plate and
connect to beam nailer
Top of Strong
Frame wood nailer
Floor
framing
H3min , Clear opening
height
.
H3, top of floor sheathing
to top of
.
field-installed top plate (1 1/2"
top plate assumed)
Beam 3
Floor
sheathing
H2min , Clear opening
height
.
Column 2
Floor
sheathing
Beam Depth
(inc. nailers)
Column 1
Floor
framing
* Beam top nailers are 4x6 for
frames with C18H and C21H
OMF columns and (2) 2x6 for
all other columns.
OMF LIMITS:
W1min = 5'
W1max = 24'
.
D1, floor
system
depth
Beam 2
.
H2, top of floor sheathing
to top of
.
beam top nailer (s)
.
D2, floor
system
depth
.
.
.
"A" wall
dimension
"B" wall
dimension
Column Depth
(inc. nailers)
.
H1min = 6'
* Beam top nailers are 4x8 for
all SMF beams.
SMF LIMITS:
W1min = 7'
W1max = 30'
.
All heights assume 1 1/2"
non-shrink grout
Anchor rods
H1max = 20'
H2min = 6'
H2max = 20'
H1 + D + H2 ≤35'
.
.
"H Oi ", top of
concrete to bottom
of non-shrink grout
H1min , Clear opening height
W1
Clear - wood to wood
Top of concrete to top of opening
H1, top of concrete to top of
beam top nailer (s) (1 1/2"
grout assumed)
.
Beam 1
Note: Beam to column connection not shown for clarity. Figure is for
illustration purposes only.
Final locations and quantities of nailer attachments and beam or column
web holes/openings may vary.
H1min = 7'
H1max = 24'
H2min = 7'
H2max = 24'
5. Foundation Design
Foundation Type:
Slab-On-Grade
Step Height =
in.
Concrete f'c =
psi
Seismic Design Category:
Curb/Brick Ledge
Curb Height =
in.
Concrete:
Stemwall
Curb/Stemwall Height =
Uncracked
Cracked
in.