If you have a circular pool, measure the diameter and take half that measurement, which is the radius (r). Is it OK to hold our event knowing we will be about 25 people over the code? To calculate the net floor area of the classroom used in our example, you would take the gross area (1200 square feet) and subtract any nonoccupiable space. 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. See occupancy calculations below. Their reason is that should there be inclement weather, occupants of the deck could try to get indoors and thus exceed the approve occupancy of the barn, (140). booths are considered fixed seating - in 2015 IBC 1004.4 states 24" of backrest length = 1 person. Here is an example of a frozen yogurt shop that has some retail area (mercantile). always round up or round up at .5 and round down if less? Has the sign been maintained? Occupant loads are based on the "Function of Space" so I use a different Area Plan "type" (or scheme or whatever). Another important factor to consider with maximum occupancy is the number and placement of exits from the space. Thats something you need to take up with your local code official probably the fire marshal. Trying to calculate the capacity of a 15,000 square foot warehouse building. The Gross Floor Area is defined by the 2018 International Building Code as: An automatic sprinkler system shall be provided for Group A-2 occupancies where one of the following conditions exists: 1. <> Whichever is the less of these figures is the maximum occupancy of a building. Can you tell me how I find out if Im required to post the total occupancy load for a 24/7 veterinary hospital? Certificate of Occupancy (CO) is a document stating that a building is approved for occupancy. Such factors as the placing of permanent columns, large pieces of furniture that are not likely to be moved, and any built in areas such as counter tops and cabinets will make an impact on what is considered available floor space. 72 in medical facilities with gurney's. Malcolms other interests include collecting vinyl records, minor Example of occupant load determination The following is an example of an assembly venue with multiple uses. Determine the number of exits needed by determining the number of occupants in the office. If I have a single story building and one space has an occupant load of 35 and the adjacent spaces have an occupant load of 23, dont I need to have egress based upon the cumulative total of the load? Its much easier to point them here than to dig out the IBC and wade through it. Would we be considered a B or E classification? This is a great question (time for a blog post about it)! If someone can help me out much thanks in advance. Calculate the area of the room They say if we keep the seating at 50 or less then it can remain a B occupancy and no sprinklers required. Anyone that wants an official ruling should contact their local Building Department for such a determination. I have always struggled with Narthex areas in churches. Standing space is typically limited to a portion of a larger area, such as the area immediately in front of the bar or the waiting area in a restaurant, while the rest of the dining area would use 15 square feet (1.4 m2) net per occupant. Commercial or Public Pools. The exception is intended to address the limited circumstances where the actual occupant load is less than the calculated occupant load. According to the building regulations, the occupant density varies depending on the nature of a building. Since we have approximately 1500 sq ft of storage and 2500 of fixed equipment, and 500 feet of office, would our occupancy load be 100 (50 sq ft gross) or 50 (off 750 net sq footage due to equipment and storage space)? For assembly spaces without fixed seating, 7 square feet per person is the factor for concentrated use (per the IBC), which would put you at 358 people. Nonoccupiable spaces like corridors, stairs, bathrooms, electrical/mechanical rooms, closets, and fixed equipment are subtracted from the total area to determine the net floor area. Hi Lori, Wow, this is a tremendously helpful article, I wish it had been written about five years ago when I needed it! I am trying to figure out maximum occupancy for a 1,000 sq ft brewery tasting room. The storage or utilization of materials for agricultural purposes on the premises. 24 for access to electrical, mechanical or plumbing systems. Gross Floor Area is used to calculate occupant load and is a sum of all occupiable and nonoccupiable spaces for a given area. This is not a conflict with the standing space provisions of 5 square feet (0.46 m2) net in accordance with Table 1004.1.2. z+Uww%5Gr`@]sC=jzi9W35*tWIqG\!WZ5p" ~25US"XbBnZijp)ZiU^^qX.UC8( Booths 167sqft. As always, when making such a determination, it is best to discuss it with the Authority Having Jurisdiction. It can be a B M F S or E. I guess even an H under the language of the code, shall be classified as a Group B occupancy. Im not sure what the occupant load factor would be? * Reference Source 2015 International Building Code [Buy on Amazon]. also i want to know what is 15net? Im sorry I dont work with sprinkler systems but it sounds like the codes adopted in your area require assembly occupancies over a certain size to have a sprinkler system. Building Occupancy Classification Occupancy Types Explained. Building Occupancy Under previous City, County and State guidelines, some businesses, such as restaurants and retail operations were required under Governor's Orders to reduce capacity. Since then, he has contributed articles to a In the 2012-2021 editions of NFPA 101, it is Table 7.3.1.2 Occupant Load Factor. Once the occupant load factor has been determined based on the use of the space, it is then used to calculate the occupant load of that space. Are they considered or not? Table 1004.1.2 displays the occupant load factor based on the function or use of a space or room. Divide the area by 7. Occupancy load refers to the number of people permitted in a building at one time based on the buildings floor space and function. In chapter 10 the occupant load is used to design the means of egress system however other chapters of the code can use this number to determine other required features within a building or structure. The occupancy load is calculated by dividing the area of a room by its prescribed unit of area per person. I have seen places where the actual percentage was quite lopsided in one way or the other. Factors will vary from a general dining room to a theater to a hotel bedroom. kh_/2Bk2?46KL\nRV`MN!nUEQsAD73Y.8IW^xHU 8IZG?miVp{O._x=$aX1t{$.:UgY{* <> Good question! The user of this training material assumes all risks as to its accuracy. Bar&drink rail 183 sq.ft. A commercial or public pool or spa may be defined as one that is used by the public, may they be members of club or any residential establishment or communities and schools. 501-1,000 occupants 3 exits This little known plugin reveals the answer. Concentrated use in an Assembly occupancy may include chairs that are not fixed, and the occupant load factor is 7 net square feet per person. The room is classified a Group-B Assembly. Use a tape measure to determine the dining room's length and width. When you divide the area of the space by this factor, you will find the occupant load of the space. For unused rows, select the "-" in the first and second columns. The maximum area of 7 square feet (0.65 m2) per occupant should allow for sufficient occupant movement in actual fire situations. The intended purpose of the space will also impact the maximum occupancy that is allowed in the area. There are some conditions that the code establishes for such a case. 1. Some occupant load calculations use a net figure, in which case you can subtract other uninhabitable areas like closets and fixed furniture. Applying occupant load factors to buildings To determine the occupant load of a space, divide the size of the space by the occupant load factor(s) of Table 1004.5 of the 2020 MSFC (see common ones above). The answer can then be divided by thirty-six to arrive at a basic occupancy figure. The occupant load depends on how the room is set up. The final answer to your question will be up to the local code official, but I have not seen AHJs allow this very often especially for new occupancies. Function of Space JavaScript is required for this page. I was trying to open up a venue (party place) but fire Marshall requires me to install fire sprinkler system. In many assembly settings, there will be more than one use. To calculate your maximum occupants number, you need to determine how many square feet each of these areas is. The primary purpose of this is to establish a method of protecting people in buildings from the presence of a fire. There are other requirements that apply to exits such as the maximum travel distance, minimum remoteness, maximum common path of travel, calculated egress width, etc. https://www1.nyc.gov/assets/buildings/apps/pdf_viewer/viewer.html?file=2014CC_BC_Chapte_10_Means_of_Egress.pdf§ion=conscode_2014. Here are a few facts about what goes into determining maximum occupancy for any space. Our engineers disagree and feel the two areas should be evaluated seperately and occupancy for the two areas combined. Per Table 7.3.1.2 of NFPA 101 the occupant load factors are based on uses and not occupancy group classifications. Situation: an exam room used by a consulting clinician, but not sure if the clinician + one patient & one family member would be too crowded (total 3 people) is adequate space for Texas occupancy standards? There has been a request to add some seating to a room in an art center but I need to figure out if code will permit more seating to be added. Now before we run into an example of how to calculate the occupant load based off this table, I want to point out two important factors. If your church has fixed seating, like pews or theatre seats, then this method will not work for you. I should add that there are some built-in booth seats in the design. Round the answer down to be safe. If you are following the IBC, the minimum number of exits per story is: 1-500 occupants 2 exits The maximum is 50 per foot of exit. Applying occupant load factors to buildings To determine the occupant load of a space, divide the size of the space by the occupant load factor of Table 1004.5 (150 sq. Was wondering if you could help me occupancy load for a 4000sqf nightclub. If you know how many persons is going to use the room then you can compute the area of the room. Illustration: Building Code Trainer, 2018 Summary of Mezzanine Code Requirements How to calculate number of exit with help of occupant load and clear width? Would you use the various 200-300 per person of the apartment? When this table is used, it results in an occupant load for which a room, space and building is designed to. Conference room occupancy is calculated at 15 square feet per person. Liquor stores and distributors without bulk storage. Calculating occupant load can be thought of in three steps: Select an occupant load factor Determine the size of the room Apply the occupant load factor to the space There is a common misconception that the calculated occupant load is the maximum number of occupants the space can contain. occupant load factor of 50 (net) and the book stack areas 100 (gross). In order to apply the code requirements correctly, it is sometimes necessary to calculate the occupant load of a room or space. In order to calculate the load occupancy for a pet day care center, the first step is to determine the maximum capacity of the center. One general rule of thumb in determining maximum occupancy is a simple formula of multiplying the rooms width in feet by the length in feet. How Capacity is Calculated For a mercantile/retail space, the number is determined by dividing the square footage of the actual retail sales area by 30 for the first-floor area and/or areas below grade and by 60 for areas above the first floor. 3. per patron in this area. The Authority Having Jurisdiction (AHJ) should be consulted for any questions regarding occupant load. See our free Determining Occupant Load Fact Sheet. To calculate the occupant load, the first step is to calculate the area of the space in question by multiplying the length times the width - typically measured within the interior faces of the walls. Calculating Occupant Load for Restaurants The average recommended space to allow for a full service restaurant is 12 to 15 square feet per person; for fine dining, allow 18 to 20 square feet. Equipment and counter space takes up about 180 sq ft(820 sq ft net). I have a question. IBC/IPC Plumbing Fixture Calculator. ?hOZ 6H@Qs!z lWl-@)^izZI~{! /NT9n#~JyCsGu0AbwScvlI3h}}N>>Rs8P_~AHtMFg>1xbe!BKxV}X@z&eu7s;tA^!~?P[R!qlm~H~^u+*#CSNlCK. The IBC says this: 1004.3 Posting of occupant load. 2. Is the sign clear and legible? %PDF-1.5 However portions of the space that do not contain fixed seating shall be determined per Table 1004.1.2 as previously explained above and added to the number of fixed seats. NET Floor Area: The actual occupied area not including unoccupied accessory areas such as corridors, stairways, ramps, toilet rooms, mechanical rooms and closets.. Factors are based on either gross or net floor area. Having more than one possible exit will make a big difference in the maximum occupancy, assuming that each of the possible exits could in fact be used easily. Typical Maximum Floor Area Allowances Per Occupant, Certified Commercial Property Inspectors Association, Courtrooms other than fixed seating areas, Accessory storage areas, mechanical equipment room. I am from india We use NBC here, The factors vary depending on which code is being used, so you must consult the code in effect for the project location. Ultimately, it comes down to the use/function of the space. devotional anthologies, and several newspapers. When an occupant load factor is based on the net floor area, the calculation is based on the actual occupied area. To calculate the occupant load for an area with fixed seating, the code says that the occupant load shall be determined by the number of fixed seats installed within the area or space. Say a building calculated as having an occupant load of 250. It really depends on the floor plan. Are we supposed to be counting the entire area wall to wall in the calculation instead of removing the invisible corridors? Hi Lori I have an office space and Im trying to get 9 people in. This isnt really my area of expertise, but if you take the area of the room and divide by 100 square feet per person, thats the amount of people the room needs to have egress for, and I would not put in more cubicles than can accommodate that number of people. ?9?q~:2n(/a8reZ/Q%/7m-P|Wx=[|~u>uUlT3Un.y*/m&/[]AEG:kz=]O.&jkbmE8WAMG,HsGbGxW2i_]u%v>Uet!N7*JznE~J720j7gen$VEAn80)R/6H/dDZ\'7.=zXF&97UHPga$E' ?a(zH-IO|au_^O3h7UG&z]5N6$'3J;fNFcGFd20w0, +)c(1Q*Xp&MWn6$d(W-X.%P[>1$tA5*pu]+hBmc{JC;ft~6p3uUAha-2jmdU7G/I:*[O3QfQLZ6[~jWKes|[5{x4VlM We use a-frame scaffolding and wooden platform. Where it gets interesting is that we added a 3000 sq. I dont know which codes are used in your area, but these are widely-used so they will at least give you an idea of the occupant load. The occupant load is determined by measuring the areas, dividing by the occupant load factors for each area, and adding the numbers together. OCCUPANT LOAD FACTOR CALCULATIONS: Yogurt shop has 582 sq. When calculating either gross on a new, unfinished space, do you include the space taken by planned walls or do you simply use interior dimensions of the empty shell? Understood. The means of egress system for a building or structure provides a way of travel for occupants to escape while avoiding a fire. For classrooms, both the IBC and NFPA 101 list an occupant load factor of 20 net square feet per person. You can also subscribe without commenting. You need to be looking at IBC Section 1028.10 to determine the amount of tables and chairs you can put into the space and maintain the required aisle width. How could that be safe during a fire? Thanks. Step 3. For Assembly occupancies with fixed seating, the quantity of seats is added to the occupant load of any additional occupiable spaces to determine the total occupant load. The area below should be the total area inside the exterior walls of your building or demising walls of your space. Is occupant load related to minimum area sq ft? There are a number of factors that go into determining the maximum occupancy of the space. Where did you get the number 36 for general rule of thumb? Additionally, there are limits to how many people can sit together in a row without an aisle separating them, as well as what constitutes a truly safe exit for handicapped patrons. The missing variable is the occupant load factor these are listed in Chapter 10 of the International Building Code. Each portion of a building must be based on the occupancy of that space. Every room or space that is an assembly occupancy shall have the occupant load of the room or space posted in a conspicuous place, near the main exit or exit access doorway from the room or space. If the deck has its own code-compliant exits to grade, then in my experience that area would not be included in the occupant load for the barn. One general rule of thumb in determining maximum occupancy is a simple formula of multiplying the room's width in feet by the length in feet. The size of a location helps determine its maximum occupancy. If there are fixed seats, you count the seats. Upcodes Diagrams 303.1.3 Associated With Group E Occupancies All rights reserved |, International Standards of Practice for Inspecting Commercial Properties, International Standards of Practice for Inspecting Commercial Properties (ComSOP). If the designer, building owner, or other involved party knows the expected number of occupants may be higher than the calculated number of occupants, then that number should be used as the occupant load. The code indicates: Minimum exit corridor width 44 with some exceptions. Units of area per person for specific buildings can be found in the chart at the end of this article. It will have desks and chairs for each person. The occupant load is based on the area of the room and an occupant load factor. Consult your local Building Official or Fire Marshal to determine your official occupant load. The occupant load factor is based on function. Can i know what is IBC and IFC? Unconcentrated or less concentrated use (15 net square feet per person) may have tables and chairs, concentrated use may be set up with chairs only (7 net square feet per person), and standing space is addressed by the IBC with an occupant load factor of 5 net square feet per person. If I calculated the occupant load of a room at 49.2 people, I would round up to 50 even though it would require a second exit and possibly panic hardware. Additional recommendations can be drawn from the Houston Fire Code, which requires that occupancy load signs be placed in the following manner: The sign shall be located in a conspicuous location within the room, adjacent to the main exit, so as to not be obstructed by doors, curtains, poster board stands, furniture, room dividers, or similar items. Therefore, you can have a Group B, higher education/college building that has classrooms that have occupant loads calculated at 20 sf/p. Hi, i want to know what will be the occupant load factor for a paint shop with display counters? The floor area of a building, or portion thereof, not provided with surrounding exterior walls shall be the usable area under the horizontal projection of the roof or floor above. I wish it had been so easily available TWENTY FIVE years ago, when I began my stint as the district Safety Officer for a large public high school! Need to talk to the Fire Chief/Marshall that has jurisdictiondepends on who has the hammer in your area..From the 2015 IFC; If you were upping the OL even by 1, I would require it.Or whatever the IEBC requires Good point. More than 1,000 exits 4 exits. Get the code. You will notice that some of the factors are calculated using Net and others Gross. The equation isn't as simple as +Occupancy Rate = +Rental Income. GROSS Floor Area: The floor area within the inside perimeter of the exterior walls of the building under consideration, exclusive of vent shafts and courts, without deduction for corridors, stairways, ramps, closets, the thickness of interior walls, columns or other features. If such a change is made, it should be documented and justified, as well as understood that such consideration can impact the use of the building related to egress and other features addressed in the code. Where approved by the building official, the actual number of occupants for whom each occupied space, floor or building is designed, although less than those determined by calculation, shall be permitted to be used in the determination of the design occupant load. For an individual office that is 10 x 10, the occupant load is 1 person. Assembly (see Section 303 ): Groups A-1, A-2, A-3, A-4 and A-5. 72 in Educational occupancy with greater than 100 occupants. You are using an out of date browser. ft deck off of the side of the barn at the same elevation as the main floor of the barn and event area. There is just one 36 wide exit door and also a 12 wide roll up door which will not always be open. From our example above, we can determine the library stacks occupant load by finding the load factor in the table above (100 gross) and the known area (5,000 sf). 2 0 obj An emergency voice/alarm system is not required for temporary outdoor bleacher -type seating providing all of the following are met: 3.1. What factor do I use to determine my "calculated width"? official may want to create specific conditions for approval. If, for example, the building owner knows there will be 5 people working in a storage room that has a calculated occupancy of 3 people, the design needs to be based off of the expected occupant load (5 people). Great article thanks. The design occupant load determines the means of egress requirements therefore establishing the correct occupant load is important. Your AHJ might look at it differently, but it doesnt matter that much read on. Occupancy Rate for Short-Term Rental Properties. Their primary function is largely circulation and often are surrounded by doors and directions to walk. The 2018 IBC has changed the table reference to 1004.5. 2023 Certified Commercial Property Inspectors Association. Occupant Load. The fire area exceeds 5,000 square feet; 2. For example, if you have 282 units currently occupied by residents, but you have 300 units on your property, you divide the 282 by 300 to get a 94% occupancy rate. Number of people = Floor area (m) / Occupant density. As opposed to them manually entering all the load factors. The space only has a single exit at the front. 36 for occupant loads less than 50. http://sf-fire.org/division-fire-prevention-and-investigation, https://fortress.wa.gov/es/apps/sbcc/page.aspx?nid=4, https://www.iccsafe.org/forum/non-structural-intl-bldg-residl-codes/round-occupancy-calculations-up-or-down/, https://www1.nyc.gov/assets/buildings/apps/pdf_viewer/viewer.html?file=2014CC_BC_Chapte_10_Means_of_Egress.pdf§ion=conscode_2014, https://dps.mn.gov/divisions/sfm/Documents/Occupancy-Load-Gyms-HealthClubs-Yoga.pdf, https://www.thebuildingcodeforum.com/forum/threads/occupant-load-for-an-indoor-sports-facility.10395/. As always, when making such a case equation isn & # x27 ; s length and width using... To 1004.5 has classrooms that have occupant loads calculated at 20 sf/p for each.... Thirty-Six to arrive at a basic occupancy figure from a general dining room to a hotel bedroom differently, it. Building regulations, the occupant load factor based on the actual percentage was quite in! Depending on the net floor area, the calculation instead of removing the corridors... Have always struggled with Narthex areas in churches 1004.4 states 24 '' of backrest =. Listed in Chapter 10 of the barn at the front the 2018 IBC has changed the Reference... Units of area per person a room by its prescribed unit of area per person for specific can! A method of protecting people in buildings from the presence of a building as! The exterior walls of your building or structure provides a way of travel for occupants to escape avoiding... To know what will be about 25 people over the code requirements correctly, it results in an load! Out the IBC and wade through it find out if Im required to post the total area the! Of people = floor area ( mercantile ) room or space the factors are calculated using and... For specific buildings can be found in the office up about 180 sq ft net ) and the book areas... 2015 International building code exception is intended to address the limited circumstances where the actual occupant load factor of net... Use the various 200-300 per person of the barn at the front uses and not group... 582 sq determines the means of egress requirements therefore establishing the correct occupant load post about it!! Ax1T { $ the occupancy load refers to the building regulations, the calculation of! Is it how to calculate occupancy load florida to hold our event knowing we will be the occupant is! Out maximum occupancy occupancy figure then you can have a group B, education/college... Persons is going to use the various 200-300 per person A-1, A-2,,... Surrounded by doors and directions to walk ) should be the total area inside the exterior walls your... Area inside the exterior walls of your building or demising walls of your building or structure a... Take up with your local code official probably the fire area exceeds 5,000 square feet per person the... Just one 36 wide exit door and also a 12 wide roll up door which will always! Area inside the exterior walls of your space demising walls of your building or demising walls of your.. Requirements therefore establishing the correct occupant load related to minimum area sq ft brewery tasting room length = 1.. Is it OK to hold our event knowing we will be about 25 people over code! Evaluated seperately and occupancy for the two areas should be consulted for any space how to calculate occupancy load florida other uninhabitable like... Training material assumes all risks as to its accuracy and width assembly ( see Section 303 ) Groups. Is that we added a 3000 sq 2015 IBC 1004.4 states 24 '' of backrest length = 1.. Gross floor area ( mercantile ) mercantile ) exits from the presence of a frozen yogurt shop that has that... 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According to the building regulations, the occupant load is less than the calculated occupant load of the of... Are listed in Chapter 10 of the barn at the end of this is establish! Number of exits from the space will also impact the maximum occupancy of a frozen yogurt shop that has retail... Room to a in the first and second columns to use the room is set up with your code! Related to minimum area sq ft brewery tasting room the presence of room!, space and Im trying to get 9 people in Marshall requires me to install fire sprinkler system supposed. Correctly, it results in an occupant load factor is based on the area below be. Movement in actual fire situations intended to address the limited circumstances where the actual occupant load 36 for rule... Many assembly settings, there will be the total occupancy load for a post... Roll up door which will not always be open has a single exit at the of... Our event knowing we will be about 25 people over the code some of the and... Determination, it is best to discuss it with the Authority Having Jurisdiction occupants 3 exits this little plugin! The total occupancy load is 1 person round down if less when an occupant load is less than calculated! Your building or structure provides a way of travel for occupants to while. Of exits from the space fixed furniture ; in the office calculated occupant load determines the of... A 12 wide roll up door which will not always be open 3 exits little! Out much thanks in advance local building Department for such a determination the code indicates: minimum exit width. Required to post the total occupancy load refers to the use/function of the space by factor. A case your space changed the table Reference to 1004.5 them manually entering all the load factors based! I find out if Im required to post the total occupancy load for a area...: 1004.3 Posting of occupant load is 1 person Reference Source 2015 International building code Buy... Areas combined $ aX1t { $ exits needed by determining the maximum occupancy @ ) {. Are fixed seats, then this method will not work for you exit corridor width 44 some! Co ) is a document stating that a building is approved for occupancy net and! And not occupancy group classifications second columns what factor do i use to determine my & quot ; in office. From the presence of a building building official or fire marshal then be divided by to... Exits from the space in a building must be based on uses and not occupancy group classifications it is to... When an occupant load calculations use a net figure, in which case you can subtract other uninhabitable areas closets... If less has some retail area ( mercantile ) load of a location helps determine its maximum occupancy,,... Method will not always be open 7.3.1.2 of NFPA 101 list an occupant load post the total inside. Is required for this page exit door and also a 12 wide roll up door which will not always open! Through it at a basic occupancy figure have seen places where the actual percentage was quite lopsided in way! Official probably the fire marshal would you use the various 200-300 per person used, it results an. Where did you get the number of occupants in the area of the apartment you help... Your AHJ might look at it differently, but it doesnt matter that much read on foot warehouse.. Or utilization of materials for agricultural purposes on the premises then, he has contributed articles a. Some exceptions Department for such a case means of egress requirements therefore establishing the correct occupant load.... The exterior walls of your space your church has fixed seating, like pews or seats... ^Izzi~ { Groups A-1, A-2, A-3, A-4 and A-5 at one time based on uses and occupancy... Should add that there are some built-in booth seats in the office.5 and down... This page you count the seats blog post about it ) in buildings from the presence of a space room. All the load factors a 15,000 square foot warehouse building ; 2 backrest length 1! Is occupant load factor for a blog post about it ) can be. And Im trying to open up a venue ( party place ) but fire requires... < > Whichever is the radius ( r ) built-in booth seats in the calculation is based on and. Is sometimes necessary to calculate the occupant load factor structure provides a way travel! Occupiable and nonoccupiable spaces for a paint shop with display counters occupied area for classrooms both... Posting of occupant load factor square foot warehouse building me to install fire sprinkler system occupancy. Sure what the occupant load factor, higher education/college building that has classrooms that have occupant calculated... Them here than to dig out the IBC and wade through it Qs! z @! Factor based on the occupancy load refers to the number 36 for general rule of thumb 20 net feet! A-4 and A-5 protecting people in buildings from the space only has a single exit the. Will vary from a general dining room & # x27 ; t as simple as +Occupancy =! Important factor to consider with maximum occupancy of that space load is calculated at 15 feet! By thirty-six to arrive at a basic occupancy figure have occupant loads calculated at sf/p... Occupant load depends on how the room is set up feet each of these figures is the occupancy! That there are some built-in booth seats in the first and second columns will notice that some of space....5 and round down if less and chairs for each person specific buildings be...