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  • Arizona Chapter National Safety Council

Owners/Managers

Shingle Roof Systems

Common roof systems in Arizona: 

The asphalt single

The manufacturing process

Asphalt shingles are manufactured by embedding a fiberglass mat in modified bitumen, then surfaced with a blend of colored mineral granules, both for protecting asphalt and providing a pleasing appearance.

3-tab shingles named for their appearance having 3 tabs are standard...

Concrete Tile Roof System

The manufacturing process

Concrete Tile is manufactured using a mixture of smooth and combined with sharp jagged sand made from pulverized rock and reground tile that failed the manufacturing quality control process. The mixture is run through a series of tests to assure its quality mixture. The mixture is added to cement and water, along with color additive to make concrete. Which is...

Clay Tile

Common roof systems in Arizona: The Clay Tile Roof System

Clay is a natural resource that has been used for centuries to form all sorts of things out of, from pots to figuring and roof tile. When the clay is formed correctly and cured, it makes a beautiful roofing material, since clay is common in the southwest we see clay being used in roofing going back for centuries. Clay roof tile...

Specifications, Scope of work, Industry Standards, Arizona Workmanship Standards, Building Code, and All the Above

Specifications, Scope of work, Industry Standards, Arizona Workmanship Standards, Building Code, and All the Above

 

In this article, we will discuss the differences between a job specification, scope of work, industry standards, Arizona workmanship standards, and the building code. Knowing the differences, similarities, and how each applies to your project will help you...

What to really expect when you hire a roofing contractor

What to expect when you hire a roofing contractor

In a perfect world you would call a roofer out, they would provide you with an honest and fair bid. You accept, and they show up on time, with the right materials, a well-trained crew and do a fantastic job. Your new roof looks great and never leaks. Sounds pretty good, right? And that is sort of how roofers make it seem it is going to be....

The Ugly Truth About Roof Warranties

The Ugly Truth About Roof Warranties

When discussing roof warranties, it is very important that you keep a few things in mind from the very start. Roof warranties are most often written by lawyers who are not thinking of your best interest. The word 'warranty" is used as a marketing buzz word and any warranty, no matter how well written is only as good as the company who issued...

Arizona Workmanship Standards

 

Full version attached as a pdf

Every contractor in Arizona is obligated by law to follow the Arizona workmanship standards. Keep in mind that some manufacturers and code may differ, and these are minimum standards. The very bottom of quality standards.

The following are portions of the standards that are relevant to the roofing and waterproofing industry.

...

TPO thermoplastic polyolefin

The TPO thermoplastic polyolefin Single Ply Roof System

 

TPO is a single-ply roof system, as opposed to a built-up roof system having several layers of roofing materials. TPO and other single-ply systems have one roof membrane.

 

The system components

These components not installed in every TPO System

The deck Air barrier when specified for the...

Roofing 101

Roofing 101 the basics

In this article, we will discuss the basic science of roofing, how it works, a brief look at the history of the development of the modern roof systems we have today.

Why do we need a roof?

For most people, the roof is out of sight and out of mind, about the only time anyone other than a roofer thinks about roofing is when theirs’s is leaking. Oh and...

Who is the ROC Registrar Of Contractors and why does it matter

 

Who is the ROC

The Registrar of Contractors established in 1931 to protect the health, safety, and welfare of the public concerning construction in Arizona. It is their job to investigate complaints against licensed contractors and work to resolve them. These folks have much power to do what they do, and when they do their job right, they are a tremendous benefit to our society...

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