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Made in the USA with USA Products
Patent No: US 6,996,934 B2 & 7,131,480 B2

Design Pressure Charts

Briscoe Shutters proudly displays the following charts for the Design Pressure for Openings, 120 mph – 183.2 mph Exposure B & Exposure C, 30 ft Mean Roof Height
 
Florida Building Code Section 1609.4.3
 
  Exposure Categories An exposure category shall be determined in accordance with the following:
    Exposure B
For buildings with a mean roof height of less than or equal to 30 feet, Exposure B shall apply where the ground surface roughness as defined by Surface Roughness B prevails in the upwind direction for a distance of at least 1,500 ft (457 m).  For buildings with a mean roof height greater than 30 feet, Exposure B shall apply where Surface Roughness B prevails in the upwind direction for a distance of at least 2,600 feet (792 m) or 20 times the height of the building, whichever is greatest
 
    Exposure C
      Exposure C shall apply for all cases where Exposure B of D do not apply
 
    Exposure D
      Exposure D shall apply where the ground roughness, as defined by Surface Roughness D, prevails in the upwind direction for a distance of at least 5,000 feet (1524m) or 20 times the height of the building, whichever is greatest.  Exposure D shall extend inland form the shoreline for a distance of 600 feet (183M) or 20 times the height of the building, whichever is greatest from an Exposure D condition as defined in the previous sentence
 

Contact your local Building Department, Authority Having Jurisdiction, Architect, or Engineer for the exact wind speed and exposure classification for your area

 
  Building Data
    Wind Velocity (mph) 120, 130, 140, 150, 160, 170, 175, 180, or 183.2
    Importance Factor 1.00
    Exposure Category B or C
    Internal Pressure Coefficient + - 0.18
    Mean Roof Height (ft) 30
    Building Width (ft) 60
    Building Length (ft) 40
    Roof Slope (x:12) 6
    Zone Location 5 (Exterior)
 
  Design Pressure Charts:
 
120 mph, Exposure B 120 mph, Exposure C
130 mph, Exposure B 130 mph, Exposure C
140 mph, Exposure B 140 mph, Exposure C
150 mph, Exposure B 150 mph, Exposure C
160 mph, Exposure B 160 mph, Exposure C
170 mph, Exposure B 170 mph, Exposure C
175 mph, Exposure B 175 mph, Exposure C
180 mph, Exposure B 180 mph, Exposure C
183.2 mph, Exposure B 183.2 mph, Exposure C
   
BSI Shutters Maximum Design Pressures
  Bahama Hurricane Shutter Systems
   
Positive   Negative
+84.7psf
 
-113.3psf
img img img
  Colonial Hurricane Shutter Systems
   
Positive   Negative
+84.7psf
 
-113.3psf
img img img
  Bahama over Colonial Hurricane Shutter Systems
   
Positive   Negative
+77psf
 
-77psf
img img img
  Bahama Decorative Shutters (fixed & hinged)

 

 
Positive   Negative
+84.7psf
 
-113.3psf
img img img
  Colonial Decorative Shutters (fixed & hinged)
   
Positive   Negative
+84.7psf
 
-113.3psf
img img img
  Decorative Shutter Panels
   
Positive   Negative
+84.7psf
 
-113.3psf
img img img
  Decorative Shutter Combinations
  img
Positive   Negative
+84.7psf
 
-113.3psf
img img img

Miami-Dade County, Florida, Notice of Acceptance
Miami-Dade County Product Control Approved

 
  Bahama & Bahama over Colonial Shutter
    BSI Approved Bahama NOA TAS 201, 202, 203 (click NOA to open file)
 
  Colonial & Bahama over Colonial Shutter
    BSI Approved Colonial NOA TAS 201, 202, 203 (click NOA to open file)
 

Florida Building Code Tested, Engineered, and Certified – Decorative Shutters Certification & Drawings (click to open), TAS 202 and ASTM E330 – Uniform Static Procedure

BSI started selling shutter systems in 2002. At that time we offered a 1-Year Warranty. Today our Hurricane and Decorative Shutters carry a 10-year Limited Warranty (click to open). Every shutter we have sold is covered by our extended warranty.  We have never had a complaint or a repair; there is nothing that will wear out on our shutter systems.
 

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