Lateral Load A pulling and pushing horizontal pressure that can cause a building to move off its foundation. To mitigate the effects of snow loads, structures can be designed with certain features, such as snow guards and heated gutters. Wind loads are often also referred to as Wind Pressures. It Ground Snow Loads for Ohio, http://www.id.nrcs.usda.gov/snow/data/geninfo/snowload.html, http://www.uidaho.edu/engr/cedept/publications.htm, http://www.michigan.gov/documents/cis_bcc_snow_40405_7.pdf, http://www.buildingcodes.admin.state.mn.us/printouts/snowload.pdf, http://www.crrel.usace.army.mil/techpub/CRREL_Reports/reports/TR02-6.pdf, http://www.woodtruss.com/images/nysnowmap.pdf, http://www.rules.utah.gov/publicat/code/r156/r156-56.htm, http://www.state.vt.us/labind/Fire/snowloads.htm, http://www.commerce.state.wi.us/SB/SB-CommercialBuildingsCodeEnrolledReplacV1C.pdf, http://www.wrds.uwyo.edu/wrds/wsc/climateatlas/snow.html. The LSU AgCenter and the LSU College of Agriculture, 101 Efferson Hall The zip code wind speed will then show the town or city (in this example Champaign, IL) as well as confirm the zip code entered (61820). Data to Estimate Snow Load Amounts: http://www.id.nrcs.usda.gov/snow/data/geninfo/snowload.html in Zones 2/2E: MWFRS Wind Load for Transverse, Torsional Case, MWFRS Wind Load for Long., Torsional Case. 07/29/2021 How do I calculate a snow load using a ZIP code (ZIP)? at higher elevations If you live in a high snow or wind load area, then your structure may have some, or all, of the following: NOTE: All counties may require a minimum 20 lb. Loads, The State has amended the snow load requirements the total area of openings in a wall that receives positive external pressure exceeds 4 sq ft or 1% of the area of that wall, whichever is smaller, and the % of openings in balance of the building envelope does not exceed 20%. Click the link below to learn more about the wind / snow loads for your area: SHEET METAL AND TRIM INSTALLATION VIDEOSView all, more substantial interior truss bracing. 8 wood-screw-based anchor with 2-inch embedment length, No. snow Disclaimer: This calculator is not intended to be used for the design of actual structures, but only for schematic (preliminary) understanding of structural design principals. Alaska Data http://www.ak.nrcs.usda.gov/snow/. There was a lot a panic a couple of years ago that FBC 2017 referenced ASCE 7-16. endobj Either way, we have both situations now covered in the MecaWind software since ASCE 7-10 or ASCE 7-16 can be used. Torsional loading shall apply to all 8 basic load cases applied at each reference corner. ASCE 7-02, "Minimum Design Loads for Buildings and Other Structures". Building or other structure <= 75 ft (22.86 m) height-to-least width ratio of 4 or less fundamental frequency >= 1 Hz, 43. Occasionally, the wind and snow requirements are too fluctuant for Our "Design-Your-Own" Tool to precisely calculate the engineering of a structure. Zone 3T is leeward roof for torsional case. And For reference, here is a link to view FBC 17 online, and you can also purchase a hard copy at www.floridabuilding.org . produced by the Structural Engineers Association of Arizona that The hill, ridge or escarpment is unobstructed upwind by other such topographic features for a distance from the high point of 50 times the height of the hill or 2 miles (3.22 km), whichever is greater. Existing Building Code 2021 of Illinois > 14 Relocated or Moved Buildings > 1402 Requirements > 1402.3 Wind Loads - and two-family dwellings and Group U occupancies where wind loads Existing Building Code 2018 of Illinois > 14 Relocated or Moved Buildings > 1402 Requirements > 1402.3 Wind Loads & Delaney, M. 1992. Montana Data http://www.mt.nrcs.usda.gov/snow/, Use IBC 200320 psf-35 psf with Case Study Areas ASCE Continuing Education offers a wide variety of top-quality programs taught by experts in the field. Areas can be found at: Buildings and structures that represent a low hazard to human life in the event of failure including, but not limited to: Buildings and other structures except those listed in Categories I, III and IV. `2r4|s?xTXsu\'}F3Dm6:!R%GMIG;iTG|e*K-GRG!L!5!HT`y ;6:6iNi4jR*jXM2V3C(>Ge?"PWN`[L6gbl@N@\Oy/erG~nu*:;C 7Lo\&meK-78^{Fh|s; }tM"*/kkl0e6fwg[ 5 mRSw@Lm~jj^`9n|lA;,R n9E:EvGOF3itG?31$+|5_M:~4)4fmP[G5 )Ao|9-iK7A5qRPjB{PgxJ-j>J,u8M:sf0Xi m@E*5V6&LlhgRl H/51FgCC5$qWb}pSJoO Ep9"[5E*%!I;r9O Estroup, The best way to determine the snow load zone as well as the characteristic value of the snow load is to use our online service, Geo-Zone Tool for Load Determination. Ground snow PSF (pounds per square foot) and wind velocity & exposure level (MPH @ B or C exposure) help determine the appropriate size and configuration of a VersaTube building package. Zone 4 is leeward wall for interior zone. | Design IDs are custom designed structures. Baton Rouge, LA 70803 Exposure Categories are defined as follows: And Currently the above wind force software is based on the US, Australia, Canada, select European countries, India, Philippines, and Spain to help engineers determine their design wind and snow pressures for buildings. The State has amended the snow load requirements Loads The first step of the software is to pull the wind speed or ground snow load out of the design code based on the user input location or zip code. of Engineers, Cold Regions Research and Oregon Data http://www.or.nrcs.usda.gov/snow/, Use IBC 200325 psf-35 psf with Case Study Utah Data http://www.ut.nrcs.usda.gov/snow/. 2) Garage or Rolling Doors There are special requirements for Garage or Rolling doors that are handled in Para 1609.7. Whatcan I do? Zone 2T is windward roof for torsional case. 8:30 AM - 12:30 PM CEST, Eurocode 3 | Steel Structures According to DIN EN 1993-1-1, Online Training WindCode Door Related Terms ASTM E330 We have added the Florida Building Code 2017 Wind Loads to our software, MecaWind (Pro feature), and this gave us an opportunity to get familar with the Florida Building Code 2017. ABN: 73 605 703 071, Some of the building types for the wind load and snow load calculations are locked for the free version, but our. FBC 17 actually allows you to use ASCE 7-10. Surface Roughness "B": Explore the many ways to grow your knowledge, advance, and stay current with your professional career while earning credits. And Rubbish. is $80.95 and may be purchased Once the wind speed has been calculated, the user can provide additional information regarding the building (such as building height, type and cladding) to get the wind pressure (wind load) based on ASCE 7-10/ASCE 7-16, EN 1991-1-4, NBCC 2015, AS/NZS 1170.2, IS 875-3, NSCP 2015, CTE DB SE-AE, and CFE provisions. 2002 From our perspective, the method in Para 1609.6 appears to be a simplified method that is intended to be used by a Designer looking up values in Table 1609.6.2. published by Structural Engineers Association of Washington, The publication is $30 and may be purchased from Broken windows, doors and garage doors can result in internal loads that amplify the forces and increase the risk of structural damage. Update: The Florida Building Code 2020 was adopted in 2021. To search a zip code for design wind speeds, you will need to first zoom into a city-level area of your country. Standards are provided for minimum design loads (live, dead, snow, wind, rain, flood, ice, and earthquake as well as the required load combinations). 3 0 obj The TWIA governs the building codes, including wind load standards, for those counties along the Texas coast deemed "catastrophe areas." . They Structural Engineers Association of Vermont (SEAVT) is working on a report with For SI: 1 inch = 25.4 mm, 1 foot = 304.8 mm, 1 pound = 4.448 N, 1 mile per hour = 0.447 m/s. at higher elevations Zone 1 is windward wall for interior zone. And & Sheikh-Taheri, And Contact Local Building Officials for determining required Snow We invite you to join us! {lxV0RU@-(Z[|` Members can ask and answer questions. Generate seismic load calculation report for ASCE 7-16 and NZS 1170.5. ASCE/SEI 7-22, which supersedes ASCE/SEI 7-16, is your source for the most up-to-date and coordinated loading standard for general structural design. a WYOMING CLIMATE ATLAS by Jan Curtis and Kate Grimes, that by the building official. %PDF-1.7 We have had a few Florida customers that have indicated that some local jurisdictions have required that they use ASCE 7-16. Use IBC 200315 psf-30 psf with Case Study Areas Loads, Use IBC 200310 psf-25 psf with Case Study Areas Filth. Accurate wind load calculations will that a safe, durable structure is assembled. Journal of Applied Meteorology, Contact Local Building Officials for determining required Snow qD.rtj_JlnHQO!W~Nlm3YjHmu~4UVO?!HU]q"`K.Xp. Loads, Also, the University of Wyoming has a website with Wind loading analysis is an essential part of the building process. I noticed deviations from the map of DIN EN19981 or DIN4149 in the online service ". nA]ys}+La|RV'"UTTi#ISqA%~hSSA%~ *^`. For an enclosed or partially enclosed building to be classified as a Low-Rise building, the following 2 conditions must both be met: For Transverse Load Case the roof pressure coefficient, GCpf, when negative in Zone 2 or 2E, shall be applied in Zone 2/2E for a distance from the edge of the roof equal to 0.5 times the horizontal dimension of the building parallel to the direction of the MWFRS being designed or 2.5*he at the windward wall, whichever is less; the remainder of Zone 2/2E extending to the ridge line shall use the pressure coefficient GCpf for Zone 3/3E. Contact SEI Codes & Standards Activity Division staff. SkyCiv Engineering. A publication can be purchased called: & Simply enter in your postal code and the Google Map interactive search will locate the suburb for that postcode: This zip code (postcode) entry will return the following wind speed as per AS/NZS 1170: Copyright 2015-2023. "Guide to the Use of the Wind Load Provisions of ASCE 7-02" Contact Local Building Officials for determining required Snow by Using SNOTEL Data to Estimate Snow Load Amounts: http://www.id.nrcs.usda.gov/snow/data/geninfo/snowload.html web@agcenter.lsu.edu, 106 Martin D. Woodin Hall Use the Ground Snow Load for New Hampshire developed by the Corps Idaho Data http://www.id.nrcs.usda.gov/snow/. These loads can be either static, meaning that they are constant over time, or dynamic, meaning that they change over time. Use IBC 20030 psf-150 psf with Case Study Areas 225-578-4143 from MSU Civil Engineering at 406-994-2111. To mitigate the effects of seismic loads, structures can be designed with certain features, such as base isolation systems and energy dissipation systems. Within the U.S., most jurisdictions that adopt building codes have moved toward some edition of the International Code Council's (ICC) International Building Code (IBC) and the International Residential Code (IRC). 08/11/2021 Find out about upcoming and past events as well as educational and virtual sessions. Is h <= Lesser of L or B?Table 10-1. In addition, you can estimate/verify your snow loads by Using SNOTEL The ATC Hazards by Location website will not be updated to support ASCE 7-22. The IRC can be accessed online at www.iccsafe.org. load after allowed reductions shall be 30 psf. Loads Yes, I consent to receiving emails from this website. The map will also show the ground elevation above sea level at the location point. "L3g=QW;gN4v0\}i7$[6M3tM1&M968bO7(>Kg.#dcFq@7W=)v)B@-+\o9% ^tom!3't-dX[vK{t`peVFq>2>o}bp9.X:e. In areas with heavy snowfall, the snow load on a structure can be quite significant and must be taken into account during the design process. IBC . And In addition, you can estimate/verify your snow loads SkyCiv offers a wide range of Cloud Structural Analysis and Design Software for engineers. Retrieve yours below: Don't have a Design ID? Open terrain with scattered obstructions having heights generally < 30 ft. These features can help to reduce the impact of snow loads on a structure and increase its stability. have Wind loading analysis is an essential part of the building process. The software also allows you to add more information about your building in order to determine the required wind and snow pressures to be applied. Use IBC 20030 psf-10 psf with Case Study Loads. 9:00 AM - 1:00 PM EDT, Online Training these zones using the basic wind speed map of ASCE 7-05 , which is also included in the IRC and IBC. And This can occur in areas that have extreme variations in elevation. 206-682-6026 or http://www.seaw.org/, In addition, you can estimate/verify your snow loads by Using SNOTEL by Using SNOTEL Data to Estimate Snow Load Amounts: This is particularly important for tall structures, such as skyscrapers, which are more susceptible to wind loads due to their height. Subject to the limitations of Section 1609.1.1.1, residential structures using the provisions of AISI S230. It is a fairly simple process to use FBC 17, but please note that this option is only available in the Pro version of the software. Per Sect. And of notable changes to the wind load provisions. 06/02/2021 Data to Estimate Snow Load Amounts: http://www.id.nrcs.usda.gov/snow/data/geninfo/snowload.html <> 6Km\` XD+,c{luu9?$$M7]t. "YQ:9F N Data to Estimate Snow Load Amounts: http://www.id.nrcs.usda.gov/snow/data/geninfo/snowload.html 780 CMR 1611.0 WIND LOAD 1611.1 Wind load zones: The locations of wind load zones are shown in the Figures 1611.1A, 1611.1B, 1611.1C maps. In areas of the state outside of certified :CX=I;xdb2C{es>mxb}*SR;!K SkyCiv believes in full transparency, so detailed structural reports is a common with all of our structural software. We cant say the entire method is more or less conservative than ASCE 7, but it looks like generally the pressures are similar or higher than ASCE 7-10. In areas of the state outside of certified local government jurisdictions, the design snow load shall be based on the ground snow loads developed in "Snow Loads for Structural Design in Montana", authored by F.F. Baton Rouge, LA 70803, Scroll through the dropdown bar on the left side to the. Contact Local Building Officials for determining required Snow These pressures act over the surface area of a structure, such as a wall or roof. All versions of International Building Code since 2003 have required per Section 1504.5 that metal edge systems, except gutters, be tested per ANSI/SPRI ES-1 or ANSI/SPRI/FM 4435/ES-1 to resist wind loads in accordance with Chapter 16. :Ma tR,cbkgH5POoJmnSE#`((=bfj!^a11QFC0O|es _CK5UF7)A{4G9bUUAHki] =k =R:}3fy! http://www.wrds.uwyo.edu/wrds/wsc/climateatlas/snow.html, In addition, you can estimate/verify your snow loads by Using SNOTEL Box And from the IBC and a snow load map may be found at: published by Structural Engineers Association of Oregon. Zone 3 is leeward roof for interior zone. Use IBC 200320 psf-25 psf with Case Study Areas Contact Local Building Officials for determining required Snow @Vexql+|Tllz}_uw2ygKn^ and Use IBC 2003minimum of 25 psf with Case Study Areas In areas with a high risk of earthquakes, the seismic loads on a structure can be quite significant and must be taken into account during the design process. Ground Snow Loads for Ohio. We wanted to take a moment to explain some of the things we learned about Florida Building Code 2017 Wind Loads (FBC 17). hope to Utah Uniform Building by the building official. of notable changes to the wind load provisions. This category includes smooth mud flats, salt flats, and unbroken ice. We havent been able to determine if this is a jurisdiction imposing their own requirements, or if its a misunderstanding of the FBC 17 requirements. Act Contact Local Building Officials for determining required Snow The first step of the software is to pull the wind speed or ground snow load out of the design code based on the user input location or zip code. . i(XAd|.-cR#:JK+P"4` Ia4C k9`QO,gKe8QDf3iRAY}),`| I Values are nominal design 3-second gust wind speeds in mph at 33ft above ground for Exposure C category. The user can look up wind loads by inputting the address, latitude/longitude, or pin the location on the site map. Homes designed and constructed to a higher Wind Zone can be installed in a lower Wind . 6-10): If h < 15 then: Kh = 2.01*(15/zg)^(2/a) (Table 6-3, Case 1b), Velocity Pressure: qz = 0.00256*Kz*Kzt*Kd*V^2*I (Sect. And You will receive an email shortly to select your topics of interest. !s(wA{Q44}Rr(g' @kNP}POyO7wf And THE MASSACHUSETTS STATE BUILDING CODE 272 780 CMR - Sixth Edition corrected - 9/19/97 (Effective 2/28/97) 1611.3 Reference wind velocities: The reference Wind Design Calculator. In addition to the load maps of Germany, the Dlubal Software web application provides many other countries and standards to select. If you have any questions or concerns about specific ground snow loads within the State of Arizona please call us at 1-425-420-5715. Southern Building Code Congress International Standard for Hurricane Resistant Residential Construction (SSTD 10); or 3. from the IBC through Administrative Rule R156-56. =Bl[Ra\M2#Z,_ 2:00 PM - 2:45 PM CEST, Online Training produced by the Structural Engineers Association of Colorado that Please note that both of these special provisions are included in the FBC 17 option of MecaWind. You can edit the input to re apply, and as you change your model the wind loads will automatically adjust, so you don't have to delete and reapply! Tornadoes are common in North Louisiana and often embedded in hurricanes. Pleasant, North Charleston (29420) and the entire Charleston Lowcountry area. We are always looking for ways to improve - so if you don't find what you're looking for - please let us know! Use IBC 200315 psf-20 psf with Case Study Areas this Code requirements change periodically as building codes are updated. In addition, wind loads vary depending on a structure's location and climate region. Simply enter in a location (street address, longitude/latitude, zip code) and the software will give you the corresponding wind speed or ground snow load by location as per the design standard. in "Snow Loads for Structural Design in Montana", VersaTube Building System structures are engineered and configured to meet local area ground snow and wind load requirements. Yes No Building Code. Vk[_R&"%)52(C=!m2:MP#z-uvJgNEJSW>MGsap#X573JYK'R?&_1G=LrF =x&|sTh)- Wind loads for torsional cases are 25% of respective transverse or longitudinal zone load values. Snow load and Wind Speed loads have their own category aside from dead and live loads. Exposure "D": Here you can find everything quickly at a glance. As a constantly evolving tech company, we're committed to innovating and challenging existing workflows to save engineers time in their work processes and designs. High winds put great forces on a building, including shear loads (causing racking), opposing lateral loads (push and pull) and uplift on the roof. Published by the UI Department of Civil Engineering, 1986. Data to Estimate Snow Load Amounts: http://www.id.nrcs.usda.gov/snow/data/geninfo/snowload.html You can then design your structure with engineering and price estimations. You can zoom in to any part of the map. This table has values for Cnet, and then the Cnet value is used to calculate the wind pressure using Equation 16-35. Seismic loads, also known as earthquake loads, are a critical consideration in structural engineering, as they can have a significant impact on the design and safety of a structure. This isnt true, the FBC 2017 still references ASCE 7-10. Contact Local Building Officials for determining required Snow at higher elevations Engineers must consider the wind loads that a structure will experience in different directions and at different heights. Loads, Use IBC 200315 psf-50 psf with Case Study & Frequently Asked Questions (FAQ) Using the SkyCivWind Speed Map, users can still enter their sites zip codes to get wind speeds and pressures. Areas at higher elevations 08/11/2021 This program assumes that a Gable roof is symmetrical, as the ridge line is assumed in the center of the building width. Contact Local Building Officials for determining required Snow Construction must be certified to be eligible for windstorm insurance coverage through TWIA. Dilapidated Buildings. Contact Local Building Officials for determining required Snow These wind load requirements are not just for residences and buildings, they also apply to towers, signs, pavilions and covered walkways. The FBC wind provisions appear to be set up with the intent that the values can be looked up easily and calculated using the tables; however, with computer software no one method is any easier than the other to calculate, it usually is about the same number of keystrokes either way. jurisdictions, That will add wind speed contour lines on the map and provide the exact wind design speed for your location. The State has amended the snow load requirements Snow Load Analysis for Oregon, 12/07 edition, by T. George, J.W. Arizona, Snow loads shall be determined Zone 2 is windward roof for interior zone. Contact BuildingsGuide for quotes on safe and durable prefabricated steel buildings. Exception: One-story buildings with "h" <= 30', buildings <= 2 stories framed with light frame Colorado Data http://www.co.nrcs.usda.gov/snow/, Use IBC 20030 psf-10 psf with Case Study Areas Hawaii, Puerto Rico, Guam, Virgin Islands, and American Samoa. Loads, In addition, you can estimate/verify your snow loads by Using SNOTEL A few key changes are identified as follows and are summarized in this fact sheet: all changes t However, Risk New Risk Category IV wind speed map New wind load criteria for rooftop solar panels Revised (higher) design wind pressures on roofs of buildings with mean roof height 60 feet developed by the Army Corps of Engineers, but are only in the funding Design pressure has positive and negative values. Local codes and ammendments may govern,verify with local building department or jurisdiction. And Trash. be found at: http://www.buildingcodes.admin.state.mn.us/printouts/snowload.pdf. 8:30 AM - 12:30 PM CEST, Quickly Determine Loads with the GEO-ZONE TOOL: Interactive Load Zone Maps with Google Technology. And Where are these snow load zones defined? | US Standards (AISC, ACI, AWC, ADM, ASCE 7, IBC), Cross-Section Properties of Standardized Sections or Parameterized Cross-Sections, Stand-Alone Programs for Steel Structures, Stand-Alone Programs for Timber Structures, Free Structural Analysis Software for Educational Institutions, Free Introductory Training at Your University, Introduction to Structural Analysis and Design, Determining the Snow Accumulation for Height Differences on Roofs According to EN 1991-1-3, Snow Load on Monopitch and Duopitch Roofs, Abandoning Snow for Wind as the Governing Action, Increased Calculation Performance by Reducing the Nodal Degrees of Freedom, Create 3D glTF Models (*.glb and *.glTF Formats), Geo-Zone Tool: Snow Load, Wind Speed, and Seismic Load Maps. 8:30 AM - 12:30 PM CEST, Eurocode 2 | Concrete Structures According to DIN EN 1992-1-1, Online Training The State has amended the snow load requirements Interested in the ASCE 7 development cycle? New Are you a government agency or buyer for a large corporation? Then in the MWFRS selection menu, select the FBC Sec 1609.6 Alternative method. Zone 4T is leeward wall for torsional case. Contact Local Building Officials for determining required Snow If when selecting the MWFRS or C&C methods you are unable to select FBC and the circle to the right is RED, that means that you dont meet all of the criteria to select the FBC Alternative method. "c7k>#gi=f./+W.]Dd1AY\+rh~Z21kiS)N10ts +)Q5TDPY0 r"W&$#v^}m& yNK2:Tr}{pgn)Z2JNNeIzS!n\'6g|]e^% 4W>x&hevyk]C'h+jw9Ujm%E:,f`aYg Wees! The search function, based on Google Maps, establishes the corresponding location to determine the following: Snow: - Snow load zone For Transverse, Longitudinal, and Torsional Cases: (+) and (-) signs signify wind pressures acting toward & away from respective surfaces. Wind loads and construction standards developed by the American Society of Civil Engineers (ASCE) are referenced and illustrated in wind design maps in building codes. 6.5.11.1, for a partially enclosed building containing a single, unpartitioned large volume, the GCpi coefficients shall be multiplied by the following reduction factor, Ri: Shear Load Wind pressure that is horizontal and could make a building tilt. Contact Local Building Officials for determining required Snow both States. Loads, Use IBC 20030 psf-20 psf with Case Study in Zones 2/2E: For Long. & Also serving Charleston . Membership on a standards committee is open to everyone including non-members. Join the discussion with civil engineers across the world. And : In Step 1 (Engineering Zip Code) choose "Enter Wind/Snow Information Manually". speed is > 90 mph. Snow Load Analysis for Washington, How can I switch to full-screen mode on the Geo-Zone Tool website "Snow Load, Wind Speed, and Seismic Load Maps"? This category includes flat open country, grass lands, and all water surfaces in hurricane prone regions. Ground and Roof Snow Loads for Idaho, by R. L. Sack and A. And FAQ 002639 | Is it possible alsoto access the online service "Snow Load, Wind Speed, and Seismic Load Maps" digitally FAQ 004976 | When generating the FE mesh of an ETFE cushion, some problems occur. V"p/`f6o80z8{Q"$'(JnCAQN,Dh{+JEjpP . Engineers Association of Michigan are currently working on a Snow FBC 17 handles the case of ASD design a little different, it modifies the wind speed used in the calculations to an ASD velocity using Equation 16-33. ASCE gives you the best professional and technical resources. Exposure "C": We are very open and really appreciate feedback and suggestions to improve. x][s~OUS1 V*UT.w0Z,ARH&Ee7U(nt7>^]q~1|a[6/_|H_8yRHiZ,^t-sR~)WP?Gb/_\cHK.ixB=}\|IUPUm)k>wB*K Jm;wO7c=4VC/-Ab2F3FpUX}6 PZJG[NIMMR|knG:O\ Walls are designed to resist uplift and wind loads. Montana State University, August 1989. External Pressure Coeff's., GCpf (Fig. JavaScript seems to be disabled in your browser. Loads, Use IBC 20035 psf-15 psf with Case Study An easy way to find the current wind design speed and other hazard information for your home address or city is a great new online Hazards by Location search tool developed by the Applied Technology Council (ATC).
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