| Weight of Roofing Materials | ||
|---|---|---|
| Roofing Material | Pounds per Square Foot (lb/ft2) | Pounds per Square (100 Sq. Ft.) |
| Asphalt Shingles “3-Tab” or “Strip” | 1.95 lbs | 195 lbs |
| Asphalt Shingles “Architectural”, “Dimensional”, or “Laminate” | 3.05 lbs | 305 lbs |
| Asphalt Shingles “Luxury” | 4.25 lbs | 425 lbs |
What does 10 squares of shingles weigh?
Architectural shingles weigh about 400 lbs per square
| # of Squares | Approximate Weight | Recommended Dumpster |
|---|---|---|
| 10 Squares | 2 Tons | 15 Cubic Yard |
| 20 Squares | 4 Tons | 15 or 20 Cubic Yard |
| 30 Squares | 6 Tons | 30 Cubic Yard |
| 40 Squares | 8 Tons | 30 Cubic Yard |
How much does a roof weight per square foot?
The dead load of a typical asphalt-shingled, wood-framed roof is about 15 pounds per square foot. The load increases with the use of heavier roofing material. A clay-tiled roof may have a dead load of as much as 27 psf.
What does a bundle of shingles weigh?
Asphalt shingles typically weigh 60-80 pounds per bundle.
How much does a flat roof weigh?
Standard Roof Weight
Typically, the dead load for shingled roofs is roughly 20 pounds per square foot. Roofs that are made of sturdy material like concrete, metal or clay tile can support dead loads at 27 pounds per square foot.
How much does 11 square of shingles weigh?
On average, one square of shingles typically weighs 150 to 240 lbs. The thickest and most dense roofing shingles may weigh 320 to 400 lbs per square.
How many bundles of shingles do I need for 2000 square feet?
The number of bundles or squares you need will depend on the surface area of your roof, and its pitch or slope. For example, a 2,000 square foot roof will require 20 squares or 60 bundles. A professional will likely purchase slightly more materials than necessary to ensure there is extra material if needed.
Can my roof hold my weight?
While the average roof can withstand 20 pounds per square foot, there’s a huge range in the weight of snow: Fresh, light snow can weigh just 3 pounds per square foot… so your roof may be able to hold over 6 feet of it. Wet, heavy snow can weigh 21 pounds per square foot… so a foot of it could risk collapse.
Can I fall through my roof?
While a roof is designed to handle weight and pressure that is distributed across the tresses, it is not designed for this concentrated force. If your roof is in a state of disrepair or lacks structural integrity, this excessive stress could actually cause you to fall through the roof!
How many shingles are in a bundle?
The number of shingles in a bundle varies anywhere from 15 up to 29 shingles. Since some manufacturers of asphalt shingles make thicker shingles, they sometimes opt to have 4 bundles per 100 square feet of roof. Therefore these bundles will contain fewer shingles.
How much does 60 bundles of shingles weigh?
A bundle of standard 3-tab shingles weighs between 60 and 80 pounds, depending on the quality and type of shingle. Since it takes three bundles to fill one square, you can reasonably expect 100 square feet of roof shingles to weigh between 180 and 240 pounds.
How many bundles are in a pallet of shingles?
There are 42 bundles on a pallet.
Can I put a deck on my flat roof?
Building a deck over a flat roof is very similar to building a deck over a concrete patio. … Then, you will install “sleepers” or flat 2x6s laid flat every 16” on top of the roof surface. This will provide the surface for you to attach the decking.
Can I walk on my flat roof?
The majority of flat roofs are not built to withstand the pressure of being walked on, and doing so may cause weakness over time – not only making it a health hazard, but also putting your investment at risk.
How do you calculate the weight of a roof sheet?
The formula for weight calculation is:
- l = length in mm.
- w = width in mm.
- t = thickness in mm.
- η = Specific material density ( e.g.: steel = 7.85 kg / dm³)