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DESIGN CALCULATIONS
FOR
RAMEN HANG & WINGS
WALL -MOUNTED SIGNS
6935 Heritage Drive — Port St Lucie
SCANNED
By
GENERAL NOTES:
Lucie County
St.
1.
Design is in accordance with the Florida Building Code 6th Edition(2017)
for use within and outside the High Velocity Hurricane Zone (HVHZ).
2.
Wind loads have been calculated per the requirements of ASCE 7-10 as
shown herein.
3.
These engineering calculations pertain only to the structural integrity of
those systems, components, and/or other construction explicitly
specified herein and/or in accompanying engineering drawings. The
Index:
existing host structure (if any) is assumed to be in good condition,
Pg 1 Cover
capable of supporting the loaded system, subject to building department
Pg 2 Wind Loads
approval. No warranty, either expressed or implied, is contained herein.
Pg 3 ' Anchor Design
4.
System components shall be as noted herein. All references to named
components and installation shall conform to manufacturer's or industry
specifications as summarized herein.
5.
Where site conditions deviate from those noted herein, revisions may be
y
required or a separate site -specific engineering evaluation performed.
Engi�e� t�iir °ahf� seal valid
���,�
6.
Aluminum components in contact with steel or embedded in concrete
•• �
shall be protected as prescribed in the 2015 Aluminum Design Manual,
`: No. 67 8
Part 1. Steel components in contact with, but not encased in, concrete
shall be coated, painted, or otherwise protected against corrosion.
-
- -G •
-
7.
Engineer seal affixed hereto validates structural design as shown only.
T C O ��
:0�; . Oct
Use of this specification by contractor, et. Al, indemnifies and saves
harmless for & damages including legal fees
Chrisjfafi ` R��# 67382
this engineer all costs &
., ♦► (,
.s
apellate fees resulting from deviation from this design.
Ea : '
uth # 31124
Federal Hwy, g200 Ear Seals .com Page 1
Bocaoca Raton,
ton, FL33432 7
E'asySeals CALCULATIII , S FOR WALL -MOUNTED SIGNS
easysealzmm
Yt ASCE 7-10 Design Wind Loads
WALL -MOUNTED SIGNS
Building Specs
V = 160 mph Basic wind speed
Exposure C
Calculations
a = 9.5 3-sec gust speed power low exponent
zg = 900' Nominal ht. of atmos. boundary layer
Gcpi = 0 Internal pressure coeff
ASD Load Combo Coeff: 0.6
Kd = 0.85 Directionality factor
Kzt = 1.0 Topographic factor
A = 10 sq ft Tributary area
160 mph - Exp
"C"
WALL -MOUNTED SIGNS
ASD WIND PRESSURES
SIGN
CENTER
CORNER
HEIGHT
(Zone 4)
(Zone 5)
Y
qz
a
U v
a
U ,;,
Y
15 ft
31.2 psf
39.7 psf
0.85
47.3
-1.10
-1.40
20 ft
33.2 psf
42.2 psf
0.90
50.2
-1.10
-1.40
25 ft
34.8 psf
44.2 psf
0.95
52.7
-1.10
-1.40
30 ft
36.1 psf
46.0 psf _
0.98
54.7
-1.10
-1.40
35 ft
37.3 psf
47.5 psf
1.01
56.5
-1.10
-1.40
40 ft
38.4 psf
48.8 psf
1.04
58.1
-1.10
-1.40
45 ft
39.3 psf
50.1 psf
1.07
59.6
-1.10
-1.40
50 ft
40.2 psf
51.2 psf
1.09
60.9
-1.10
-1.40
55 ft
41.0 psf
52.2 psf
1.12
62.2
-1.10
-1.40
60 ft
41.8 psf
53.2 psf
1.14
63.3
-1.10
-1.40
70 ft
35.3 psf
70.6 psf
1.17
65.4
-0.90
-1.80
80 ft
36.3 psf
72.6 psf
1.21
67.3
-0.90
-1.80
90 ft
37.2 psf
74.5 psf
1.24
69.0
-0.90
-1.80
100 ft
38.1 psf
76.1 psf
1.27
70.5
-0.90
-1.80
110 ft
38.8 psf
77.7 psf
1.29
71.9
-0.90
-1.80
120 ft
39.6 psf
79.1 psf
1.32
73.3
-0.90
-1.80
130 ft
40.2 psf
80.5 psf
1.34
74.5
-0.90
-1.80
140 ft
40.9 psf
81.7 psf
1.36
75.7
-0.90
-1.80
150 ft
41.5 psf
82.9 psf
1.38
76.8
-0.90
-1.80
175 ft
42.8 psf
85.7 psf
1.42
79.3
-0.90
-1.80
200 ft
44.1 psf
88.1 psf
1.46
81.6
-0.90
-1.80
250 ft
46.2 osf
92.3 osf
1.53
85.5
-0.90
-1.80
Page 2
CALCULATI. :IS FOR WALL -MOUNTED SIGNS
' Wall Sign Anchor Design
Structure Dimensions & Loading
Design wind pressure:
Sign type:
Sign size:
Wall material:
Anchor type/size:
P = 46.0 psf
Cabinet
A= 24.0 sgft (entire cabinet)
Masonry (ASTM C90, 1,500 psi min)
1/4" Tapcon
Ref: ITW Tapcon, NOA 07-1126.10
Min Embedment: 1.25"
Min edge dist: 2.5" Min Spacing: 3"
Anchor tensile capacity: Tcap = 195.0 lb (per anchor)
Check Anchors for Pullout
Total Reaction: Rt = 1103 lb ... = P•A (entire cabinet)
No. of anchors req'd: n = 5.7 total anchors ... = Rt/cap
Total anchors required: 6 total anchors balanced over cabinet
OK, critical anchor option shown. Limit to min (8) total.
Ref anchor schedule for other anchor options.
Page 3