HomeMy WebLinkAboutDSED - DUNKIN' WALL SIGN SOUTH CALCS Easy Is
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DESIGN CALCULATIONS
FOR
DUNKIN'
South Elev: 30" Channel Letters
903 E Prima Vista Blvd-Pt St Lucie
GENERAL NOTES: This document has been
digitally signed and sealed by Digitally signed
1. Design is in accordance with the Florida Building Code 6th Edition (2017) Christian Langley,PE on the b Christian
date noted in this digital y
for use within and outside the High Velocity Hurricane Zone(HVHZ). signature. Printed copies of Langley
this document are not g y
2. Wind loads have been calculated per the requirements of ASCE 7-10 as considered signed&sealed,& Date:2020.09.14
the signature must be verified
shown herein. on any electronic copies. 15:14:06-04'00'
Senal:45 75 9E 00 F0 80 43 2010 BB BC D2
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 "'11"1+'""
Eng� s � A 4,eal valid
required or a separate site specific engineering evaluation performed. ��. �' ,
6. Aluminum components in contact with steel or embedded in concrete :,�`, �', F �'•,��:
shall be protected as prescribed in the 2015 Aluminum Design Manual, No.67382
Part 1. Steel components in contact with, but not encased in,concrete
shall be coated, painted,or otherwise protected against corrosion.
7. Engineer seal affixed hereto validates structural design as shown only. %��,;•, cSep 14 2020•��.`
Use of this specification by contractor,et.Al, indemnifies and saves
harmless this engineer for all costs&damages including legal fees& Christian Langley PE#67382
apellate fees resulting from deviation from this design. Easy Seals- Cert Auth#31124
Federal Hwy,#200
Bocaoca Raton,
ton,FL 33432 "J'EaCy/ S-Je-al S.COI?1 Page 1
EasySeals CALCULATIONS FOR WALL-MOUNTED SIGNS
easys"s.c.m
ASCE 7-10 Design Wind Loads
WALL-MOUNTED SIGNS
Building Specs
V= 160 mph Basic wind speed ASD Load Combo Coeff: 0.6
Exposure C
Calculations
a= 9.5 3-sec gust speed power law exponent Kd = 0.85 Directionality factor
zg= 900, Nominal ht. of atmos. boundary layer Kzt= 1.0 Topographic factor
Gcpi= 0 Internal pressure coeff
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 Y qz U U "'
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 psf 92.3 psf 1.53 85.5 -0.90 -1.80
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' � Easy Seals CALCULATIONS FOR WALL-MOUNTED SIGNS
easyseals.com
Wall Sign Anchor Design
Structure Dimensions & Loading
Design wind pressure: P= 46.0 psf
Sign type: Channel Letter
Sign size: A= 6.3 sqft (per letter, critical)
Wall material: Wood CDX or equiv,thickness to match Min Embed
Anchor type/size: #14 Wood Screws or SMS
Ref: APA E830E Fastener Loads for Plywood
Min Embedment: 0.5"
Min edge dist: 2" Min Spacing: 2"
Anchor tensile capacity: Tcap= 112.0 lb (per anchor)
Check Anchors for Pullout
Total Reaction: Rt= 287 lb ...=P*A (per letter)
No. of anchors req'd: n = 2.6 anchors per letter ...=Rt/cap
Total anchors required: 3 anchors per letter
OK,typical anchor option shown. Limit to min (3) per letter, bal.
Ref anchor schedule for other anchor options.
Page 3