1. 3-tab shingles have only 1 shingle tab size and shape. 2. Architectural shingles weigh more than 3-tab shingles. In fact, they weigh around 50 percent more than the asphalt 3-tab shingles. vs: 2. Architectural shingles are composed of one flat layer and do not have a dimensional look to them. Because they are more simple and are made up of less material they weigh less than architectural shingles. 3. Because architectural shingles are thicker than 3-tab shingles they have a longer warranty than most 3-tab shingles. Architectural shingles almost across the board have a minimum 30 year guarantee and are rated to resist higher speeds of wind.
1 Concrete is typically measured by cubic yards (3âx3âx3â). 2  An average cost for a cubic yard of concrete is $75 to $125, depending on how much is needed and local prices. 3  Labor costs to pour and form concrete run somewhere around $3.50 to $7.00 per square foot. Labor costs to pour and form concrete run somewhere around $3.50 to $7.00 per square foot. 2  One homeowner paid $11,000 for a crawl space for a 1,500 square foot home. 3  One customer in Texas received a quote for a 2,500 square foot foundation slab of about $20,000.
The cost of a concrete slab to be formed and poured, including expansion joints, would run approximately $2.75 per square foot in our local area for a 4 slab on a level site. 3) Footing Requirements : (International Building Code 2000 or âIBC 2000â requirements).or instance, on a 20' x 30' garage you would make your slab 20' 4 x 30' 6. This is so you donât break or crack the edge of the slab when affixing the concrete anchor expansion bolts into your slab. 2) Order the Correct Concrete Mix and Amount: Your floor should be a minimum of 4â thick.