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Frequently Asked Questions About Impact Protection Systems & The Openings They Protect
Glass Aspect Ratio Limitations in Florida’s High Velocity Hurricane Zone (HVHZ)
When A Glazed Opening Isn’t Exactly Square Often times a glazing product is approved for large missile impact, but requires a field modification for size.
The Ultimate Guide To Creating A Window – Door Retrofit Permit Package In South Florida
How To Apply For A Retrofit Window-Door-Garage Door Permit In South Florida Dade, Broward & Palm Beach Counties have adopted a unique set of rules
What wind speed should I use for my project?
To determine the wind speed to use for your project, visit the ASCE Hazard Tool. This tool allows input of a project address and also
Eave Height and Mean Roof Height – Per ASCE 7 – Building Codes
ASCE Mean Roof Height – An Introduction A building’s height plays a large role in calculating the magnitude of wind pressures on a structure. Wind
About Impact Requirements & Mechanical Equipment in the Florida Building Code & Essential Facilities
Mechanical Equipment – Impact or Not Impact? Questions frequently arise as to what the rule is in Florida, Miami, and the HVHZ zone (Dade and
Door and Hardware Online Glossary
Thanks to our partners at ASSA ABLOY, we’re happy to pass along this helpful glossary of industry lingo. Learn all about the many terms used
Performance Requirements Typically Requested On Project Specifications
For shop drawings requested for structural permit by this office, the following are typical specifications requested. Engineering Express routinely complies with these when providing certified
ASCE 7 WIND EXPOSURE CATEGORIES AND HOW EXPOSURE ‘D’ WORKS
Wind Exposure Category Overview ASCE-7 is the governing referenced standard for design loads on buildings & other structures for building codes throughout the US. ASCE
How To Use Performance Evaluations – TER’s – Calculator Reports Purchased From Engineering Express
READ BELOW BEFORE USING NON SITE-SPECIFIC PERFORMANCE EVALUATIONSFROM ENGINEERING EXPRESS FOR YOUR PROJECT General Information About Non Site-Specific Plans: Certified Performance Evaluations (also referred to
FAQ I need a wind load chart for window – door – garage door installation. What do I do?
Visit This Link on our Plan Store to find wind pressure charts for each of these items. We also have a site-specific calculator
Residential & Commercial Terms & Engineering Design Differences 101
Residential & Commercial Glazing Differences & Common Terms 101 Engineering Express is typically asked what the difference between residential & commercial glazing & how
About Door Product Pressure Ratings and Water Infiltration
QUESTION: Why do certain door products rate a certain p.s.f like -60/+60 then lower ratings are shown throughout the product approval? Usually, the higher
ASCE 7 Wall Zones 4 & 5 Explained
Understanding Wall Zones 4 & 5 Wind speed converts to wind pressure using a formula with many variables. There are many wind pressures on a
What are The Span Limitations of Large Missile Impact Doors – Windows – Shutters?
A Frequent question is what are the span, height, pressure, and installation limitations for large & small missile impact products. The following takes into consideration
About ASTM E1996-17 Missile Levels
Overview As of the 2020 Florida Building Code & 2018 International Building Code, ASTM E1996-17 is the adopted reference standard. The title is ‘Standard Specification
What are the requirements for using ASTM Missile Level E in Florida (2021 updated)?
In the 7th Edition Florida Building Code (2020), missile level E is valid in and outside of the HVHZ (Broward and Dade Counties) when it
ASCE 7 Least Horizontal Dimension – Minimum Building Width
From ASCE 7 (ASCE 7-22,16, 10 & previous standards): The “Least Horizontal Dimension” can be taken as the shortest possible distance that can be
ASCE 7 Main Wind Force vs. Components & Cladding Explained (MWFRS vs. C&C)
ASCE 7 separates wind loading into three types: Main Wind Force Resisting System (MWFRS), Components and Cladding (C&C), and Other Structures and Building Appurtenances. MWFRS
Is a large missile impact window or door automatically approved for small missile impact?
Overview Changes to the 2020 Florida Building Code for Porous Impact Protection Devices Porous Impact Protective Systems: ASTM E1996-12A brought a significant change to Porous
Can you substitute spacers for insulating glass units (IGU)?
The question of whether or not an installer can substitute the spacer that separates the outer from the inner glazing on an insulating glass unit