Building Floor Pounds Per Square Foot

I wanted to make a little survey on the amount of steel used in your designs for example your latest housing building commercial buildings warehouses etc in terms of weight of the structure per area of it.
Building floor pounds per square foot. The information included in these charts is derived from the international residential code 2012. Some office tenants may require a floor to carry the load of heavy items that exceed the demands of the average. An inaccessible attic space on the other hand might have a live load of only 20 psf. Our joist span charts are for wood joists with a maximum dead load of 10 pounds per square foot and a live load of 40 pounds per square foot.
1278 pounds per lineal foot. Lineman standing on one leg will fall through the floor. 50 psf x 14ft 700 pounds per lineal foot. 128 pounds per lineal foot.
This may seem light but this is 50 pounds over each and every square foot of floor space. It does not mean that a 300 lb. Steel market prices location snow and wind conditions building complexity and construction costs. You should check with your local building department for construction requirements in your area.
For an office building the live load is normally a uniform load of 50 pounds per square foot psf over the entire floor area for a framing member or a 2 000 pound load placed upon any 2 1 2 x 2 1 2 square foot space. First floor live loads have higher requirements than second floor live loads 40 pounds per square foot vs. 30 psf x 6 ft 180 pounds per lineal foot. 2nd floor dead load.
A metal building costs on average 10 25 per square foot but can range from as low as 6 to as high as 120 depending on options. The dead load on a floor is determined by the materials used in the floor s construction. 2nd floor live load. The floor load in smaller office buildings can vary and should be checked based on the demands of the occupant.
A residential structure will usually be designed for a floor load of about pounds per square foot. The main things that affect per square foot costs are. A typical wood frame floor covered with carpet or vinyl flooring has a dead load of about 8 pounds per square foot. Floor load capacity in commercial office buildings should be at least 75 to 100 pounds per square foot for normal uses.
If there s wall board covered ceiling suspended from the underside of that floor the dead load increases to about 10 pounds per square foot. Some of my clients tell me that i use too much steel and that they have other engineers that will provide lighter structures. 30 40 any substitute structural element that is of less mass than the element previously used to carry an equivalent load is said to be. 15 psf x 14ft 210 pounds per lineal foot.