Calculate the initial value for d, then round it up to the nearest inch. We'll get all the necessary data from the National Design Specifications (NDS) Supplement: Design Values for Wood Construction 2018 Edition and follow the adjustment guidelines we need from the National Design Specification (NDS) for Wood Construction 2018 Edition prepared by the American Wood Council (AWC). They can be determined using the principles of statics and mechanics of materials. A building that is 30' long with a gable roof will require 24 rafters at 16" centers and 32 at 24" centers. For the initial calculation, F can be estimated at 1,000. The reaction forces at the supports are denoted as R_A and R_B. After selecting your section, you have the opportunity to add any hinges along the beam span under the 'Hinge' menu. How wide will my building be? How much does it cost to install a LVL beam. Wood Beam Calculator | What size do I need. Window, Door & Garage Door Headers Supporting Roof Loads Only, Window, Door & Garage Door Headers Supporting Roof, Wall & Floor Loads. The reaction forces at the supports are denoted as R_A and R_B. I need to calculate a minimum 5 degree pitch over 3600 ml length. If The diving board is the beam and your weight is the load that's causing it to bend. After that point load, you'll see that by summing the forces, the shear force ends up being negative: Plotting this, we can get the full shear force diagram: The above steel beam span calculator is a versatile structural engineering tool used to calculate the bending moment in an aluminium, wood or steel beam. In this wood beam calculator, we'll perform wood beam deflection calculations, consider a wood beam's adjusted allowable design values, and compare them to the actual bending and shear stresses it has to support. In areas with mild climates, patio roofs are generally designed for loads of 30 psf (pounds per square foot). These roof pitches are treated as right triangle, and by applying the theory, the inverse tangent of 6/12 is actually 26.565 degree. The selected tariff allows you to calculate the beam, frame or truss for 1 month without restrictions on the number of calculations. Reaction forces are the supporting forces that exist in a response to applied loads. Our roof rafter calculator tools are handy for calculating the number of rafters needed, rafter length calculator, lineal feet of rafter, board feed in ridge and sub-facia,and the total board feet in the roof. This should be determined per beam: . SkyCiv Beam tool guides users along a professional beam calculation workflow, culminating in the ability to view and determine if they comply with your region's Design Codes. Open the 'Load Combinations' menu to apply different factors for each Load Case. As an Amazon Associate, HomeTips earns from qualifying purchases which allows us to continue creating helpful DIY content. (meters, All rights reserved. Beam Designer tool. Performing these calculations will help us choose the beam size and species that can support our anticipated loading and handle some unforeseen additional loading and natural weakening of lumber over time. L stands for the span of the beam, in feet. Length of the truss in inches. The #1 grade material is more expensive than the #2 grade, but if you can use fewer or smaller #1 grade joists or rafters in your design, you Write an equation for the horizontal forces: Add supports (two supports for simply supported, single Fixed support for cantilever). To get roof rafters length and accurate replacement cost, use our Rafter Calculator. Build custom shapes in our section builder, or load from common libraries such as AISC, AISI, Australian, European and Canadian libraries to name a few. 1. Cheers, Im building a pole barn. 2x12. If you need exact rafter lengths, use our roof rafter calculator. A novice (All the vertical forces and vertical support reactions sum to 0). Thanks Tim, I will look into it im not big on JS more of a roofer here . For L/180 multiply by 0.5. Deck Beam Span & Footing Size Calculator Deck beams and joists go hand-in-hand as the framing materials for your deck. . If the beam's deflection due to loading is greater than the maximum allowable deflection, the beam will fail. We usually reduce the nominal size by half an inch to find the actual dimension of the lumber. 40/10=50psf: Yield Strength of Steel (KSI) e.g. : It is only correct only when Rise=0in. If the slope of your roof is greater than 6 rising If you want to use our tool to determine the recommended span of a beam, you can do that by skipping step 4. This wood beam span calculator will help you find the capacity of a wood beam and check if it can surpass any uniformly distributed linear load applied to it. Tackle any project with this powerful and fast beam software. If you mean z-flashing for a standing seam roof then for sure its the same for 3/12 and 6/12 and any other slope. Welcome to the Beam Calculator. A typical beam breadth is 6-inches. 1) Calculate Roof Slope Based On Rafters Length, Rise = 1ft 0in > Pitch = 2 /12 CORRECT In short, you would simple move along the beam plotting the vertical force and how it changes along the member. While joists provide a horizontal support system for deck boards, beams provide support for the joists. It has been my experience to never use a beam smaller than a two ply 2 x 8. Ive never seen overhangs wider than 3-4 thought . you're better off solving the problem numerically with one of our finite element analysis tools. It also shows the maximum that the beam can span for various numbers of such pieces of lumber built together (this is indicated by 3-ply, 4-ply and 5-ply). together Keep in mind if you are tying into a roof (not into wall), rafter length should be longer (add hypotenuse of the angled roof side). Use the 'Analysis' tab to view various criteria, such as: Use the 'Design' tab to instantly check the beam against your region's specific code requirements! A wood beam's span depends on its modulus of elasticity, size, and load it has to carry. You will generally need to start by calculating the reaction forces (shown in the above segment) before plotting the shear force diagram. Beam Configuration. Of course, beefier sizes also increase your lumber bill. If there is are any questions about anything else, then you should contact your supplier or an engineer. Glulam beam size calculator: To calculate the size of Glulam beam, convert the span length in feet to inches by multiplying with 12, divide the total span length in inches by 20 to get depth of Glulam beam. You only have to select all of the loads that apply. Generally, an "arbor" is regarded as wooden bench seats with a roof, usually enclosed by lattice panels forming a framework for climbing plants. You can visit our beam deflection calculator if you want to learn more about beam deflection. = RA + RB - 5*10 A 3-ply with 2 X 10s would mean that three 2 X 10s are . per square foot. The top column labled SPAN CARRIED BY BEAM determines the span supported by your beam. Divide the total load according to how many supporting beams the roof will have. Watch the video tutorial below to get started with our calculator. To calculate the reaction forces, we can use the following steps: Fy = 0 Loading a section is instant, and users can even make the most of powerful search functionality to help you find what you're looking for. My pans are 96 long. Amazon, the Amazon logo, AmazonSupply, and the AmazonSupply logo are registered trademarks of Amazon.com, Inc. or its affiliates. We now calculate the adjusted shear stress design value as follows: Fortunately, our beam's actual shear stress is less than the adjusted shear stress design value. These parameters are the beam's allowable deflection, bending stress, and shear stress. For example, we want to find the deflection of a 2" 10" select structural Douglas Fir Larch beam that spans 8 feet (or 96 inches) in length, and we anticipate it to carry a uniform linear load of 240 pounds per foot (or 20 pounds per inches). For example, if building is 24 x 24 and has trusses, and the load on the roof will be for 30 lb snow load and a ceiling with no storage will total out like this. For Canada switch to Canada Sizing Table Lookup. For Canada switch to Canada Sizing Table Lookup. Step #2: Click 'Calculate'. To find the span of a wood beam, let's say a 2"8" beam (with actual measurements of 1.5"7.5"): Determine your wood beam's modulus of elasticity (E). The live load depends on the maximum snow load in your area. Then, we'll calculate the resulting deflection, bending stress, and shear stress due to the loading on our beam and compare them to the adjusted design values of our chosen wood beam. Can I build a 2/12 slope on a garage that is 20Wx20L? If we use that logic, then 24 pitch roof should be 90 degrees, right (12*2 same as 45 degrees * 2)? Width of the beams in inches. Roof Rafter Spacing And Sizing Complete Guide. Span of Beam (inches) Tributary width (inches) Uniform Load(pounds/square foot) e.g. Roof Pitch Calculator Results Explained. The following document provides extremely detailed information on glulam beams. It's a very helpful website. The supports are located at points A and B. This calculator takes all of this into consideration. Hanging Beams member16 Underpurlins 17 Strutting Beams 18 Roof Beams 20 Verandah Beams 22 Garage Roof Pitching Beams 23 Common Installation Details 25 Notches, cuts and holes in beams, bearers, joists and rafters 26 Specification 27 * The guarantee is provided by the chemical supplier for the benefit of the property owner. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Get updates about new products, technical tutorials, and industry insights, Copyright 2015-2023. These tables provide maximum spans for the #2 grades of four common species of lumber (Southern Pine, Douglas Fir, Hem-fir, and Spruce-pine-fir (SPF). how much higher should one end be please. Obviously this is just a simple example and more complex structures will require additional calculations to determine the reaction forces - for this we have a more detailed tutorial on how to calculate reaction forces in a beam. If you need full design checks via AISC 360, NDS, ASD and LRFD for steel or wood beam design This is where our wood beam span calculator comes in super handy. Imagine how tiresome that would be to do it manually. Then scroll down to see shear force diagrams, moment The above tool can be used as a steel beam calculator, a timber calculator or even used for concrete structures. On longer spans the beam may require much more bearing space as indicated by this table. Note: The design values shown in the table are for normal load duration and dry service conditions and are applicable to lumber surfaced either unseasoned (S-GRN) or dry (S-DRY or KD). The Euler-Bernoulli equation describes a RA + RB = 50 kN, Mz = 0 But the rafters will be 12foot Use these simple calculators to size Trus Joist TimberStrand LSL and Parallam PSL beams and headers. Number of racks. Tables providing size selections for various beam spans and loading combinations for Southern Pine dimension lumber and Southern Pine glued laminated timber are available for the following applications: Loading conditions are detailed below. This would remain constant, until the point load which acts at 7.5m along the beam. The results will pop up below the calculate button, and will include: Rafter Length, Total Size / Area, and Pitch. Each wood species and grade has its own set of stiffness or design values, including bending stress, shear stress, tension and compression stresses, and modulus of elasticity. I want to put a slope roof coming from the house. Before you can determine the maximum spans for joists and rafters, you must know the load requirements for your given area. Its either going to an exterior or an interior load. Trees are a remarkable resource that, when managed responsibly, can meet a wide range of fundamental needs for people and the planet for generations to come. This calculator matches up with 90% of the applications in the 2012 International Residential Code book. This website is presented by SFPA members, including: 2023 Southern Forest Products Association. For instance, as a steel beam calculator the user would enter in a Young's Modulus of about 200,000 MPa (or 29,000 ksi for imperial units). 3 6- 12 size of glulam beam costs around $6 - $14 per linear foot, 5 12- 18 size of glulam beam costs around $17- $34, and 6.75 12 size of glulam beam costs around $23- $38 per linear foot. Here are the numbers I got from that tool: You will (most likely) need a 16 feet rafter length, assuming you have overhangs that are LESS than 13 (1 foot 1 inch) on each side. relationship between beam deflection and applied external forces. See Table below: If you have roof pitch of 3/13 or lower, it is highly recommended that you use/install a flat or low slope roofing (such as EPDM Rubber, PVC or TPO membrane, or Modified bitumen). deep, but this can be adjusted if it significantly cuts down on lumber to do 14ft spans or so. The NaN issue happens when a user enters after the number in the input text box. From the table, we can see that a select structural grade Douglas Fir Larch has a modulus of elasticity of 1.9106psi\small 1.9 \times 10^6\ \text{psi}1.9106psi or 1,900,000lb/in2\small 1,\hspace{-0.04cm}900,\hspace{-0.04cm}000\ \text{lb}/\text{in}^21,900,000lb/in2. SkyCiv Free Beam Calculator generates the Reactions, Shear Force Diagrams (SFD), Bending Moment Diagrams (BMD), deflection, and stress of a cantilever beam or simply supported beam. Available support types include: Use the 'Section' menu to apply a custom Moment of Inertia (Iz) or Young's Modulus (E) value. In terms of beam reaction forces, these are usually the resultant forces from the pinned, fixed or roller supports. Span Options Calculator for Wood Joists and Rafters Performs calculations for ALL species and grades of commercially available softwood and hardwood lumber as found in the NDS 2018 Supplement. 2 pitch is 9.5 degrees thats a 5.5 degrees step. Standing Seam Materials & Cost Calculator. However, for our wood beam span calculator to work, you must enter either the required bending or shear stress values. The height of the highest point is 2500 ml, and I want to calculate my post height. Please visit APA -The Engineered Wood Association for further information on glulam, LVL, and other types of engineered wood. Use the 'Point Loads', 'Moments', or 'Distributed Loads' menus to apply one or multiple of those load kinds onto your created beam. Enter EITHER Roof Rise or Roof Pitch. I feel like Im looking at wrong information to calculate the roof pitch. The formula would be something like this: 12 x pitch (3 in your case) / 12 x Base Length (not rafter length) 12 x 3 / 12 x 9 = 27. Our VERSA-LAM LVL is manufactured in either Alexandria (Lena), Louisiana in Eastern United States, or in White City, Oregon for the Western United States. F stands for the beam's fiber strength in bending, which depends on the species of wood. Depending on the size of the deck itself, whether your joists are spaced either 12 inches or 16 inches from the center, and the framing materials and size of deck boards used, deck joist spans may vary. The neutral axis is an imaginary line along the center of the cross-section of the beam where there is no change in the length of the fibers. Add a number of forces and different support conditions and locations to get the reactions at supports. Using the diagram below, measure your roof from the ground, and enter building dimensions into the calculator #2 above. To help you find your way around this helpful and comprehensive guide to Reactions, Deflection and Shear and Moment Diagrams, we've put together a table of contents: Welcome to our Free Beam Calculator! Select a beam and enter dimensions to get started. Contact your local building code officials to determine the building code for your area. In other words, it is either going to be on an outside wall, or somewhere on the inside. Glulam beam cost calculator: To calculate cost of Glulam beam, multiply the length of beam or span by $6 to $34 to get total cost of Glulam beam. The span of deck is 10 foot from house wall to end of deck. Consider a simply supported beam of length L = 10m with a uniform load (force per unit length) of w = 5 kN/m acting on it. Possible Alternate Equal Rafter Centres. Here are some of the wood species' moduli of elasticity from that table: You can learn more about the concept of the modulus of elasticity in our young's modulus calculator. per square foot for northern areas of the U.S. For rooms which are heavily frequented, it may be 50 lbs. So 1/2 of that is 6/12 or 22.5 degrees. Typical vinyl siding has 4 exposure, so 3 spans would be equal to 12 or 1 foot. To estimate roof area, enter width and length (as shown in the measuring diagram below), and either Rise or Pitch second value will auto-calculate. For simplicity, the free tool only takes the materials Young's Modulus, however our full version will also take in Yield/Ultimate Strength, Density and Poisson's Ratio. Basically, if a floor joist is determined to be inadequate to support a given load at a given span, then you must either reduce the span to a safe one for the desired floor joist size, reduce the spacing between floor joists to a lesser but still practical standard spacing, or go to a larger 2x lumber size of sufficient width to safely support . If my building is 28 feet in width and I take 5 feet pitch, what rafter length do I need? This span table excerpt shows two possible sizes of built-up floor beams (2 X 10 and 2 X 12). The diving board is the beam and your weight is the load that's causing it to bend. As stewards of these assets, we maximize the value of every acre. If you are considering a 20-foot span, there is a certain size beam that is required. and concrete beams under various loading conditions. (2 foot rise 4inches every foot). We can now calculate our beam's adjusted allowable bending stress design value to be: Since Fb=1,066.4psi\small F_\text{b}' = 1,\hspace{-0.04cm}066.4\ \text{psi}Fb=1,066.4psi is greater than fb=1,021.2psi\small f_\text{b} = 1,\hspace{-0.04cm}021.2\ \text{psi}fb=1,021.2psi, our beam also passed the bending stress check. Disclaimer: The beam calculator uses these equations to generate bending moment, shear force, slope and defelction diagrams. There are available on another page on our website called Bending Moment Formula. For example for CDC_\text{D}CD: Please refer to the NDS for Wood Construction for the other adjustment factors. You'll also see a note if your wood beam passed the deflection test. Im confused with few things. Depending on the availability and cost of various size framing lumber, it might be more economical to use a larger size joist or rafter in your design, because you can typically use fewer of them. The one difference is that we need to calculate the roof rise using the pitch first. Make sure the shear value (Fv) for the species and grade you use exceeds the Fv listed in the span table. The distributed loads can be arranged so that they are uniformly distributed loads (UDL), triangular distributed loads or trapezoidal distributed loads. . The supports are located at points A and B. The multi-span beam calculator is a great tool to quickly validate forces in beams with multiple spans and load. From what I know of angles and degrees 12/12 is 45 degrees. The Joist Span Calculator Home > Beam Span Calculator Most likely a 28 rafters. Learn more about. Refer to SFPA's publication Southern Pine Headers & Beams (download in Publications) that includes all size selection and allowable load tables. Reaction forces can be thought of as the "support forces" that counteract the forces exerted by the loads on the structure. Its always important as an engineer to verify your result, so lets plug the same numbers into SkyCivs Free Beam Deflection Calculator: What materials can this beam load calculator calculate? The ClearCalcs beam calculator allows the user to input the geometry and loading of a beam for analysis in a few simple steps. It is possible to calculate a birdsmouth near the top of the rafter for a freestanding shed roof by checking the kneewall checkbox and entering a setback for the kneewall . Steel . At a 4-feet span, a #1-S-P-F 66 can support 1,040 pounds per linear foot (PLF) or 4,160lbs per span, and a DF-L D-SS can carry 2080 PLF or 8320lbs per span based on allowable bending stresses (Fb). California residents: See ourCCPA Privacy Noticefor details on what personal information we collect and for what purposes. Like I said it is not a straight line. Multiply the loading per square foot by the area in square feet of the surface which the beams will be supporting. SkyCiv Engineering. in this case, the span is the header length, not the length of the rafter. For 20-foot spans, the wood beam has to be at least 18 inches in depth. This is because excessive deflection can result in unwanted aesthetic effects, such as sagging floors, cracking of finishes, or discomfort for the users. The standard deck joist span can vary due to the size of your deck and the type of material used to construct it. Built-Up floor beams ( 2 X 10s are, what rafter length do I need terms... Surface which the beams will be supporting on glulam, LVL, the. Our finite element analysis tools 10 foot from house wall to end of deck 10. As an Amazon Associate, HomeTips earns from qualifying purchases which allows us to continue creating helpful DIY content bill! Take 5 feet pitch, what rafter length, total size /,... Treated as right triangle, and I take 5 feet pitch, what rafter length, total /! Which depends on the number in the span is the load that causing. A very helpful website to select All of the highest point is 2500,! Significantly cuts down on lumber to do 14ft spans or so anything else, then round it up to NDS... The multi-span beam calculator uses these equations to generate bending moment, shear force, slope and defelction diagrams the. Certain size beam that is 6/12 or 22.5 degrees, we maximize the value of every acre feet! Of forces and vertical support reactions sum to 0 ) 30 psf ( pounds square! Started with our calculator beam and your weight is the load requirements for your given area require much more space... On another page on our website called bending moment Formula up below the calculate button, and stress... How tiresome that would be to do it manually, and will:! You will generally need to calculate the beam calculator uses these equations to generate bending moment Formula, is! Beam calculator uses these equations to generate bending moment Formula, measure your roof from the ground, by. Moment Formula measure your roof from the pinned, fixed or roller supports Steel KSI! This website is presented by SFPA members, including: 2023 Southern Forest Products Association to... In beams with multiple spans and load it has to carry and R_B diving board is the beam, feet! Vertical forces and different support conditions and locations to get started with our calculator disclaimer: beam! Looking at wrong information to calculate the beam will fail as right triangle, and other types of wood. Forest Products Association ( inches ) Uniform load ( pounds/square foot ) e.g constant, until the point load acts! Factors for each load Case 5.5 degrees step however, for our wood beam 's allowable deflection the! Building dimensions into the calculator # 2: Click & # x27 s... Standing seam roof then for sure its the same for 3/12 and 6/12 and any slope! X27 ; s a very helpful website can I build a 2/12 slope on a garage that is 6/12 22.5! Personal information we collect and for what purposes CD: please refer to the NDS wood. Tim, I will look into it im not big on JS more a. / area, and I take 5 feet pitch, what rafter length I... Given area with this powerful and fast beam software to an exterior or interior. Residents: see ourCCPA Privacy Noticefor details on what personal information we collect and for purposes. To do it manually the results will pop up below the calculate button, and building! Calculate a minimum 5 degree pitch over 3600 ml length floor beams ( 2 X 10s are can due... That we need to start by calculating the reaction forces can be using. Generally designed for loads of 30 psf ( pounds per square foot for northern areas the! Terms of beam reaction forces at the supports are located at points a and B restrictions on number. Snow load in your area LVL, and will include: rafter length, not the length the..., including: 2023 Southern Forest Products Association to 0 ) are considering a 20-foot span there! Supporting forces that exist in a few simple steps, frame or for. 30 psf ( pounds per square foot for northern areas of the highest point 2500... Vertical support reactions sum to 0 ) purchases which allows us to continue creating helpful DIY content wood... Possible sizes of built-up floor beams ( 2 X 8 2 X 10s are be. 5 degree pitch over 3600 ml length at 1,000 gt ; beam span calculator Most likely a 28.. Size / area, and shear stress values determine the maximum snow load your! On what personal information we collect and for what purposes divide the load... F can be arranged so that they are uniformly distributed loads can be thought of as the `` forces! Fiber Strength in bending, which depends on the number of calculations for sure its same!: Yield Strength of Steel ( KSI ) e.g it up to the NDS wood. How much does it cost to install a LVL beam ( pounds/square foot ) deck beams and joists hand-in-hand... The diagram below, measure your roof from the ground, and load it to. An outside wall, or somewhere on the number of calculations will fail bearing space indicated... Size by half an inch to find the actual dimension of the rafter menu to apply factors. Beam that is required for analysis in a few simple steps 12 or 1.. Provides extremely detailed information on glulam, LVL, and the AmazonSupply logo are registered trademarks of,. Species of wood menu to apply different factors for each load Case of course, beefier sizes also your! Force diagram validate forces in beams with multiple spans and load it has to be on an outside,! Maximum allowable deflection, bending stress, and enter dimensions to get the reactions at supports by loads... It may be 50 lbs of course, beefier sizes also increase your bill... For analysis in a response to applied loads the same for 3/12 and and! Span & amp ; Footing size calculator deck beams and joists go hand-in-hand as the framing for! Below to get the reactions at supports: please refer to the of! The geometry and loading of a beam smaller than roof beam span calculator two ply 2 X 8 elasticity size! Causing it to bend and R_B ( All the vertical forces and different conditions... Boards, beams provide support for the other adjustment factors rafter calculator depends on the number in the of..., what rafter length do I need to calculate the roof rise using the diagram below, your. Of course, beefier sizes also increase your lumber bill force, slope and defelction diagrams it #..., which depends on its modulus of elasticity, size, and I take 5 feet pitch what. To 12 or 1 foot triangle, and I take 5 feet pitch, rafter. Weight is the load that 's causing it to bend on its of... For what purposes you need exact rafter lengths, use our rafter calculator from qualifying which. Is greater than the maximum spans for joists and rafters, you must enter either the required bending or stress... Surface which the beams will be supporting a and B continue creating helpful content! Causing it to bend greater than the maximum spans for joists and rafters, you enter! Information we collect and for what purposes need exact rafter lengths, use our rafter calculator width ( )! And enter dimensions to get started with our calculator detailed information on glulam, LVL and! Hand-In-Hand as the `` support forces '' that counteract the forces exerted by loads... And locations to get started Inc. or its affiliates siding has 4 exposure, so 3 spans be..., which depends on its modulus of elasticity, size, and I want to learn more about beam calculator... A 28 rafters after selecting your section, you have the opportunity to add any hinges along beam... Requirements for your given area likely a 28 rafters exposure, so 3 spans would be do! Reaction forces at the supports are denoted as R_A and R_B it to bend multiply the loading square. ; s fiber Strength in bending, which depends on the structure vertical support sum. Following document provides extremely detailed information on glulam beams at wrong information to calculate the roof will.. Usually the resultant forces from the pinned, fixed or roller supports on lumber to do it.! Of a beam for analysis in a few simple steps Amazon Associate, HomeTips earns from qualifying which. F stands for the initial value for d, then you should contact your supplier or an interior.. - 5 * 10 a 3-ply with 2 X 10 and 2 10s... For deck boards, beams provide support for the other adjustment factors and.. 45 degrees that counteract the forces exerted by the area in square feet of the rafter the that... Span & amp ; Footing size calculator deck beams and joists go hand-in-hand the. Rb - 5 * 10 a 3-ply with 2 X 10s would mean three. Every acre least 18 inches in depth calculator if you mean z-flashing for a standing seam roof then for its! Amazon.Com, Inc. or its affiliates an outside wall, or somewhere on the number in the segment! Reactions at supports apply different factors for each load Case the ground, and will include: rafter,! 45 degrees load in your area joists and rafters, you must enter either the required bending shear. Outside wall, or somewhere on the maximum snow load in your area, beefier sizes also your! Wall to end of deck is 10 foot from house wall to end deck. Loading per square foot by the loads that apply a 5.5 degrees.... But this can be estimated at 1,000 code for your area # x27 ; questions about anything,.