Live Floor Load For Business Occupancy

To learn how to do this we must first understand the occupant load factor table table 1004 1 2 occupant load factor table 1004 1 2.

Live floor load for business occupancy.

To the mercantile occupancy is considered the street floor. Since the occupant load factor is for offices the standard factor is 100 square feet for all business use. Relevant notes while the discussion above considers the process for nfpa 101 changes the international building code has similar provisions for the 2018 edition for business occupant load factors as well as definitions of net and gross floor areas table 1004 1 2 and chapter 2 definitions respectively. With an evenly distributed live load of 30 psf which the tables show the floor is able to support the total weight on the floor would be about 3 360 pounds.

Increasing the total weight on the floor to 4 480 pounds however results in a live load of 40 psf which is beyond the floor s load capacity. For any food court or other assembly use areas located in the mall that are not included as a portion of the gross leasable area of the mall building the occupant load is calculated based on the occupant load factor for that use as specified in table 7 3 1 2. Finish light floor plate construction on area of 1 in. This is a specialty case that includes capacity of the crane concentrated point loads where the wheels are in contact with crane rails and vertical lateral.

Therefore the occupant load shall not be less than the number determined when dividing the floor area by the occupant load factor assigned to the function of the space. Estimate the net floor area by referring to the office blueprint. A distinction is made between normal floor surfaces and roof surfaces since the nature of the live loads for floors and roofs are different. Finally asce 7 05 addresses crane loadings.

One aspect of life safety involves calculating the occupant load which according to the nfpa is the total number of persons that might occupy a building or portion thereof. Live loads for assembly spaces other than those described in this table shall be determined from the occupant load requirements as established by section 1004 of this code using the formula 1 000 net floor area per occupant but shall not be less than 50 psf nor more than 100 psf. If these are not available measure the area using a tape measure. File and computer rooms shall be designed for heavier loads based on anticipated occupancy lobbies and first floor corridors offices corridors above first floor.