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STRUCTURAL CALCULATIONS
FOR - -
ALDERBROOK APARTMENTS
DECK GUARDRAIL REPLACEMENT
13070 SW ASH AVE.
TIGARD, OREGON
November 25, 2019
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RENEWS: 12-31-2019
• DESIGN PARAMETERS: 2014 Oregon Structural Specialty Code
• GUARDRAIL
UNIFORM 50 plf
CONCENTRATED 200 lbs VALTY OF
THE ISSUANCE OF A PEP
EASED
CONTENTS: DCOUr,IEN7
GUARDRAIL FRAMING GR-1 to GR-6
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6443 SW Beaverton-Hillsdale Hwy,suite 210•Portland, OR 97221 •ph:503.203.8111 •fx:503.203.8122•www.wdyi.com
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Structural . Civil Engineers ••• •• •
Job Name: Alderbrook Apartments Job No: 19018 Sheet No: GR-1
Client: T&H Homebuilders Date: Nov 2019 -- By: -=- - 'in
General Layout
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Design Criteria
Guards/Handrail Loading per 2014 OSSC, 1607.8.1:
Uniform Load: 50 plf (applied at top)
or
Concentrated Load: 200 lbs (applied at any point)
Intermediate Component Loading per 2014 OSSC, 1607.8.1.2:
Concentrated Load: 50 lbs (applied at any point)
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Structural . Civil Engineers ••• • • •• • •
Job Name: Alderbrook Apartments Job No: 19018 Sheet No: GR-2
Client: T&H Homebuilders Date: Nov2019- - .By: uM1C
Vertical Post
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Selected piece: HSS 1 1/2 x 1 1/2 x0.12"
Height= 36.0 in
M<(Uniform load) = 8406.0 in-lbs
M (Conc load) = 7200.0 in-lbs
D= 1.50 in
t= 0.12 in
D/t= 12.5 OK, Compact: < 1.12[E/FAIr2
Z= 0.309 in3
I = 0.188 in4
Mr, = Fy*Z 14214.0 in-lbs
Milinb= 8511.4 > MMax OK
Use: HSS 1 1/2 x 1 1/2 x 0.12"
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Structural . Civil Engineers ••• •• • •
Job Name: Alderbrook Apartments Job No: 19018 Sheet No: GR-3
Client: T&H Homebuilders Date: Nov 2019 - -By: - , ; MC
Top Horizontal Rail
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Selected piece: HSS 1 1/2 x 1 1/2 x 0.12"
Max span = 56.0 in
M,x(Uniform load)= 1633.3 in-lbs
MM,x(Conc load) = 2800.0 in-lbs
D = 1.50 in
t= 0.12 in
D/t= 12.5 OK, Compact: < 1.12 [E/Fy]1'2
Z= 0.309 in3
= 0.188 in4
Mr, = Fy*Z 14214.0 in-lbs
-
M„fflb= 8511.4 > Mnnnx OK
Use: HSS 1 112 x 1 1/2 x 0.12"
•
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Job Name: Alderbrook Apartments Job No: 19018 Sheet No: GR-4
Client: T&H Homebuilders Date: Nov 2019_ - ' By: - - - -MC
Bottom Horizontal Rail I Intermediate Rail
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Selected piece: HSS 1 1/4 x 1 1/4 x 0.12"
Max span= 56.0 in
M (Conc load) = 700.0 in-lbs
D = 1.25 in
t= 0.12 in
D/t= 10.4 OK, Compact: < 1.12 [E/Fy]112
Z= 0.204 in3 -
1 = 0.101 in4
M„ = Fy*Z 9384.0 in-lbs
M /Qb= 5619.2 > Mrwax OK
Use: HSS 1 1/4 x 1 1/4 x 0.12"
WD Y Structural . Civil Engineers ••••
Job Name: Alderbrook Apartments Job No: 19018 Sheet No: GR-5
Client: T&H Homebuilders Date: Nov 2019 1 .._ .By: _ - : 1Gic ,
Infill Pickets - - .
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Selected piece: HSS 5/8 x 5/8 x .065'
Max span = 32.0 in
M (Conc load) = 400.0 in-lbs
D = 0.63 in
t= 0.07 in
D/t= 9.6 OK, Compact: < 1.12[E/Fy]''
Z= 0.031 in3
I = 0.008 in4
M„ = Fy*Z 1116.0 in-lbs
M /Ob= 668.3 > Manax OK
Use: HSS 5/8 x 5/8 x.065"
WD Y Structural . Civil Engineers
Job Name: Alderbrook Apartments Job No: 19018 Sheet No: GR-6
Client: T&H Homebuilders Date: Nov 2019 - MC
Vertical Post Connection
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