Cmu wall design guide. The following three factors in CSA S304.

Cmu wall design guide CMU, which stands for Concrete Masonry Unit, is a versatile building material known for its strength and durability. Precast concrete shear wall panels provide a lateral load-resisting system when combined with the diaphragm action of the floor construction. Introduction . 1. 2 Example 2 7-1 Chapter 8 Manual Examples 8-1 8. 90 for standard walls per the main body of the TMS code. 33 Design Shear and Moment Capacity for Nominal 10 x allowable stress design and strength design, respectively. 6-11 6. 3 Out-of-plane Flexure 24 The user guide was reviewed and revised by Dr 3. C. Taber, PE Page 1 of 9 Example Problem: Buried Concrete Basement Wall Design Problem Statement Provide a detailed strength design (durability and other considerations not included) for a new buried concrete basement wall in a single-story masonry building using the given information. Nov 6, 2022 · This video goes through how to design a cantilever masonry block retaining wall in accordance with AS3700 and AS 4678. to 1. 2 Notation for Dimensions and Reinforcement for Wall Heights > 10'. Builders across the globe rely on CMU walls for various applications, from residential homes to commercial structures. Reported by the Masonry Structures Joint Committee, 2002. CMU walls find extensive use across various construction applications due to their strength and versatility: Structural Walls: CMU walls are frequently used in commercial and residential buildings as structural or load-bearing. Unfactored in-plane lateral loads at each floor level are due to earthquake, and are shown below, along with the corresponding shear and moment diagrams. 1 Notation for Dimensions and Reinforcement for Wall Heights ≤ 10'. Please note that extended lead times and minimum order quantities may apply. 3. H. 4. 190. Building Code. The design approach for unreinforced masonry Table 1: Partition Wall Reinforcement Guide for Seismic Design Category A or B. CMUs are commonly manufactured in standard sizes and are designed to be versatile, durable, and cost-effective. 2). For buildings more than one story high, walls must be at least 8 in. These walls This "Guide" is intended to facilitate the use of concrete block construction in accordance with CSA-S304. Compound access will be via (2) 6’-0” wide swing gate at the West wall of the compound. 1 Example 1 7-1 7. Fig. 3 MPa), and a maximum wall height of 20 ft (6. Graphical user interface is provided for: Retaining wall Design Design example-1 Design a cantilever retaining wall (T type) to retain earth for a height of 4m. Reinforced concrete footings are typically used to provide adequate support. ACI E702 Example Problems Buried Concrete Basement Wall L. co. CSA S304-04 Design of Masonry Structures is referenced by the 2005 National Building Code and the 2006 B. Subsequent chapters illustrate fundamental design concepts and demonstrate how to apply Code provisions to structural design of common masonry members. Concrete Masonry & Hardscapes Association, 2002. It covers several popular masonry wall systems — including anchored masonry veneer and single-wythe concrete masonry — while also highlighting installation practices and climate considerations specific to the Rocky Mountain region. 6. Methods to consider secondary bending moments will be examined, including using P-delta provisions, and key points on interaction diagrams will be reviewed. Click here for typical wall details. Due to construction failures and the development of new DESIGN GUIDE FOR PARAPETS: SAFETY, CONTINUITY, AND THE BUILDING CODE Cross-cavity flashings, such as those that occur at floor line transitions of anchored masonry veneer wall systems and through-wall flashing are commonly used interchangeably; however, there is a technical difference: a cross-cavity flashing is integrated with the WRB system and extends through the air cavity of an anchored masonry veneer while a through-wall flashing extends through the American Concrete Institute Includes Masonry Wall Design, Load Bearing Wall Design, Free Standing Masonry Wall Design, Brick Pier Wall Design and Reinforced Masonry Wall Design Spreadsheets. Masonry Designers’ Guide – 7th Edition. These design methods are discussed in detail in ASD of Concrete Masonry (2012 IBC & 2011 MSJC) , TEK 14-07C, and Strength Design Provisions for Concrete Masonry, TEK 14-04B (refs. 1, Masonry Design for Buildings, (Limit States Design) Clause 16 While all possible care has been taken to ensure that the information contained herein is accurate 5. 1 Determine f ˇ m From Strengths of Grout and Masonry Unites 19 3. 6) also contains design tables for the most common steel lintel sizes. , Factored Load Design 5-1 5. The masonry wall supports a steel beam. Hochwalt, P. FREE STANDING MASONRY WALL DESIGN GUIDE TYPICALL BOUNDARY WALL PANEL IN HOLLOW DENSE CONCRETE MASONRY Our most popular colours Customised colours are also possible. 5 Table 15. This is useful for sharing and saving settings. 3 Wall 5-1 5. Residential Structural Design Guide 4-3 referenced in the International Residential Code (IRC) as an alternative to the conventional foundation requirements of the code or the design procedures of ACI 318. Reported by the Masonry Standards Joint Committee, 2005. This Guide, Segmental Retaining Walls Best Practices Guide for the Specification, Design, Construction, and Inspection of SRW Systems, is published and maintained by the Concrete Masonry & HardscapesAssociation (CMHA), (former Interlocking Concrete Pavement Institute and NationalConcrete MasonryAssociation). Deflections of the support system need to be minimized in order to prevent cracking of the masonry. Wall Rock must be compactible aggregate ranging in size from 0. Figure 1 illustrates typical cantilever retaining wall detailing requirements. The requirements for both the design for overturning and the design for shear are explained. Wall Thickness: Fully Propped Wall Fully Propped Wall. /cu. Design is similar to a RC column, breadth equal to thickness of wall and depth equal to 1m. 1/ASCE 6) – also 14-21A Design of Concrete Masonry Walls for Blast Loading (8-2014) 18-11B Inspection Guide for Segmental Retaining Walls (8-2012) 19. Minimum concrete oven-dry density shall be lb. Design of Masonry Shear Walls May 10, 2018 Richard Bennett, PhD, PE Given: 2 ft long, 8 ft high CMU wall; Type S masonry cement mortar; Grade 60 steel; fully This manual is intended as a guide for the designer, contractor, and owner in the preparation of TEK 14-5A Loadbearing Concrete Masonry Wall Design . ACI Committee 533 presents supplemental design guidelines that are special to precast concrete wall panels and should be used with ACI 318-08. ft. x in. This beam on the other hand is the support of another structure such as a roof or a floor which is exposed to loads such as snow, dead and live load. Have a Question About Assemblies? Call: 1-800-USG-4YOU Typical load-bearing wall units include solid wall panels and window wall and spandrel panels. (6 mm - 38 mm) with no more than 10% passing the #200 sieve with a minimum density of 120 lbs/ft³ (1,923 kg/m³). Take the co-efficient of friction between concrete and soil as 0. Practical design methods and tips will be provided for each Reinforced Concrete Cantilever Retaining Wall Analysis and Design (ACI 318-14) Reinforced concrete cantilever retaining walls consist of a relatively thin stem and a base slab. 00 $59. 30 Design Shear and Moment Capacity for Nominal 8 x 24 in. What’s in this Guide The National Masonry® Blocks and Brick Design Guide (this book) has been prepared This manual provides design guidelines and engineering procedures necessary to produce safe, cost effective retaining wall structures. S. The design methodologies contained in this manual allow the engineer to analyze the influence of all components of the SRW system on wall performance; in addition the manual covers the design considerations Feb 12, 2024 · Similar to other masonry walls, an essential consideration is assessing whether the resultant forces fall outside the middle third of the wall, potentially causing tension. SDS = 0. This webinar will review the design assumptions for strength design, and look at the design of beams, bearing walls, and shear walls using strength design. Due to construc-tion failures and the development of new materials and building systems, BD109 - Sidewall Full Height Masonry Wall at Structural Line: Download PDF Download DWG File Download DWF File: Widespan: CMR-24: Tilt-Up : Sidewall: BD111 - Sidewall Full Height Tilt-Up Wall at Structural Line: Download PDF Download DWG File Download DWF File: Widespan: MR-24: CMU: Sidewall: BD112 - Sidewall Full Height Masonry Wall at Sep 26, 2024 · Key Design Considerations for Tall CMU Walls: Foundation Design: A strong and stable foundation is crucial for supporting the weight of a tall CMU wall. 4 Compressive Strength of Masonry Prisms. Reinforced Concrete Bearing Wall Analysis and Design – spWall Software spWall is a program for the analysis and design of reinforced concrete shear walls, tilt-up walls, cast-in-place walls, precast walls, and Insulate Concrete Form (ICF) walls. Masonry design procedures follow the allowable stress design (ASD) method of The Masonry Society’s TMS 402 (TMS, 2011). high and 16 in. brick external walls. 140 190 Timber floor Revised 2024. This current revision was undertaken to clarify when Reinforced Concrete Cantilever Retaining Wall Analysis and Design (ACI 318-14) Reinforced concrete cantilever retaining walls consist of a relatively thin stem and a base slab. And though today’s versions typically l a c k t h e d e c o r a t i v e b a s e s a n d 13. , Sep 6, 2017 · This Guide, Segmental Retaining Walls Best Practices Guide for the Specification, Design, Construction, and Inspection of SRW Systems, is published and maintained by the National Concrete Masonry Association (NCMA) Since segmental retaining wall systems were first introduced in the 1980s, there has been a continuous evolution and - AB Spec Book, A Comprehensive Guide and Design Details for Segmental Retaining Walls, 2015 - Commercial Installation Manual for Allan Block Retaining Walls, 2014 - American Institute of Steel Construction Inc. The PCC’s Recommended Building Code Provisions for Open Parking Structures, published in July 1980, first prescribed that a 10,000 pound ultimate load (6,000 pound service load) located 18 inches above the floor be used as the bumper load criterion, long before any of the national model building Nov 3, 2024 · 1. 6-12 6. Concrete Masonry Unit (CMU) Wall Design & Detailing. From the least to the most stringent ductility When depth is large, it is called RC wall. Concrete masonry products are used in virtually all aspects of building construction, including foundations, loadbearing walls, infill walls, interior partitions, as well as exterior landscaping applications such as retaining walls and paving. At times, structural design for masonry shear walls is applied to partition walls as As such, the masonry partition walls could be designed as unreinforced masonry using either strength design (TMS 402 Section 9. The foundation design must account for soil conditions, wall height, and anticipated loads. Unreinforced shear walls. Manual 55 Design and Construction of Concrete Masonry Buildings is a comprehensive guide aimed at assisting engineers, architects and builders with the design and construction of concrete masonry walls in accordance with relevant Australian Standards. There are 2 types of masonry shear walls: 1. 2 In-plane Flexure 20 3. Hollow and solid load-bearing concrete masonry units. 2 -1: Ω0 = 2. Plain concrete wall; Reinforced concrete wall; In plain concrete wall, the reinforcement concrete masonry as a building material. DESIGN EXAMPLE American Concrete Institute As shown in Fig. (203 mm) thick reinforced concrete masonry walls with a specified compressive strength, f’ m, of 1500 psi (10. 065 percent. Usually unreinforced, these masonry walls were built to withstand environmen-tal forces by relying on the weight of the wall. za Wall design in British Columbia (BC). 1 commentary, the design for all infill walls is noted as being based on a combination of experimental research and anecdotal International Masonry Institute Masonry Partition Wall Software 3/20/2019 Masonry Partition Wall Design Results 1/2 Masonry Partition Wall Design Provided by: Interior pressure = 5 psf This program is intended as a preliminary design tool for design professionals who are experienced and competent in masonry design. ACI 318-08 provides minimum design requirements and is legally binding when Dec 16, 2024 · Common Uses of CMU Walls in Construction. Safe bearing capacity of soil is 200 kN/m2. Masonry Wall Design Bundle Single User License £29. Modern masonry design is similar to limit states design methods for other materials, particularly concrete. CHAPTER 1 Introduction 1. Water Penetration Resistance Masonry Wall Type Definitions Masonry walls have many different names and detailing requirements depending on the location relative to other structural elements. 4-2 Seismic Coefficients for Nonbuilding Structures Not Similar to Buildings: All other reinforced masonry structures not similar to buildings Detailed as intermediate reinforced masonry shear walls: Ω0 = 2 Detailed as ordinary reinforced masonry shear walls: Ω0 = 2. RCC Wall is designed as: Axially loaded wall; Axially loaded with uniaxial bending; Classification of Concrete Walls. 4 Vertical movements in masonry walls Notation BS 5628 EC6 (where different from BS 5628) Definition of terms used in masonry References and further reading ©2004 Taylor & Francis TECHNICAL DESIGN CATALOG - Steeler Design Reinforced Masonry L i n t e l s , ” Masonry Construction, M a r ch 1991). This program is not intended These wall assembly files are used for planning and estimation purposes for many UL wall types, such as fire-rated wall assemblies. 5 in. 5 Concrete Masonry Wall Ductility Considerations 28 Non-Bearing Wall Design Guide” which provides reinforcement for the same building using φ = 0. 2 Required Area of Steel Reinforcement 5-1 5. 8. 1 requires partitions greater than 6 ft in height to be laterally braced to the building structure. 99 GBP 6. The grout spacing affects the wall weight, which in turn affects the seismic load. May 1, 2020 · Verizon is constructing a new 8’-0” above finish grade CMU wall to enclose a new equipment compound. Figure 1, contrasts the effects of an unco-ordinated and co- 3/1/2021 1 The Masonry Society AIA Provider: 50119857 TMS20210303 Design of Columns and Pilasters & System Behavior March 3, 2021 John M. The effectiveness of precast concrete shear walls is largely dependent on the panel-to-panel connections. 3 Horizontal movements in masonry walls 13. Per the B. TEL: (0767410301) (0794499789) info@BMPmasonry www. 4 Design National Masonry® offers a comprehensive range of proven products and systems including Masonry Blocks, Masonry Bricks, Fire and Acoustic Wall Systems, Segmental Block Retaining Walls and Segmental Paving Products. Design tables also may be used for concrete, precast con-c r ete, natural stone Jan 5, 2025 · Masonry shear walls or also called stabilizing walls are structural elements that resist lateral loads such as wind and seismic loads and transfer these horizontal loads down to the foundation. Strength Design Provisions for Concrete Masonry, TEK 14-04B, Concrete Masonry & Hardscapes Association, 2008. Overall Design The bearing capacity and ground conditions may need to be considered in certain locations, but for most typical garden and boundary walls, the width of the (concrete) foundation and height of the wall above ground level should follow simple guidelines as below. the backfill is horizontal. The load distribution can be done either elastically or plastically for in-situ or precast concrete floors. BORAL MASONRY DESIGN GUIDE | May 2008 B15 New South Wales Book 1 B. 290. Video Contents 0:00 Intro1. The wind loads travel through the floor diaphragm and to the stabilizing walls, assuming the diaphragm is stiff enough. When detailing masonry panels, the designer should set out masonry units to full or half block lengths where possible to avoid unsightly and unnecessary cutting of units on site. The base is divided into two parts, the heel and toe. 1 Manual Example No. The CMU walls will have a cantilever footing. Steel and timber industry design manuals can be used to size lintels of these materials. 25 in. Empirical provisions preceded the development of engineered masonry design, and can be traced back several centuries. In virtually all aspects of building construction, like foundations, load-bearing walls, infill walls, interior partitions, as well as exterior landscaping applications such as retaining walls and paving, concrete masonry products are used. 1 General 5-1 5. long This Guide provides a comprehensive roadmap to high-performance building enclosures and quality masonry installations. This guide covers the design of panels by an engineer/ architect. 2. 0 DESIGN EXAMPLES 19 3. The thermal control layer consists of the intermittent insulated core. (152 mm) thick. 5 Key 5-3 Chapter 6 Tabulated Designs 6-1 6. 4 Base 5-2 5. 3 Masonry Buildings Not Requiring Specific Design. Ensuring success with these projects includes proper construction detailing. 3 Wall Construction. Co-ordinating dimensions will also ensure that the masonry is properly bonded. This section manages parameters as text. masonry, consisting of multi-wythe walls with mortar-fi lled collar joints, capped with a coping. 5. This Information Bulletin provides general requirements and specifications for the construc-tion of standard CMU block walls of various height, thickness or footing configurations. 2 Standard Specifications for Concrete Masonry Buildings Not Requiring Specific Engineering Design. 1 Design of Reinforced Concrete Masonry Structures. If the mass of the wall ensures that lateral forces remain within the middle third, no further checks on the wall are necessary. They serve as essential support elements in foundations and basements. 9 Design of Slender Walls 18 3. BMPmasonry. Usually unreinforced, these masonry walls were built to withstand environmental forces by relying on the weight of the wall. Reinforced Masonry. Depending upon regional nomenclature, the terms lintel and beam are often interchanged. In retrofit areas where a new CMU wall is to be installed, the supporting The design of reinforced masonry shear walls using both the Allowable Stress Design method and the Strength Design method will be covered in this webinar. 95 + Tax and S&H #655 Masonry Designers’ Guide 2016 The new Masonry Designers’ Guide, 9th edition, has been The data in this TEK applies to 8 in. Jan 5, 2025 · 3. It uses a graphical interface that enables the user to easily generate complex wall models. If Contents include design details such as: corners, curves, steps, terraces and free-standing walls, in addition to sections on design considerations and design charts. The best guide on designing masonry is now even better! The 7th Edition of the Masonry Designers’ Guide (MDG-7) has been completely updated to address the numerous additions and changes in the 2011 edition of the Building Code Requirements and Specification for Masonry Structures (TMS 402/ACI 530/ASCE 5 and TMS 602/ACI 530. design generally results in more efficient designs than with Allowable Stress Design. These guidelines provide a common level of expectation for various stakeholders with respect to the level of effort, due diligence, and standard of practice to be followed when carrying out Retaining Wall design and construction in BC. 2 Reinforcement of Masonry. 1 General Cantilevered retaining walls have been classified in this Design Guide as “low” (hw no taller than 10 ft) and “high” (w greater than Dec 17, 2024 · A Concrete Masonry Unit (CMU) is a large rectangular block made from concrete, which is typically used in the construction of walls, partitions, and other structural elements. %PDF-1. 1 differentiate masonry design from reinforced concrete design: • f' m f' Specification for Masonry Structures, ACI 530. 2/22/2021 1 The Masonry Society AIA Provider: 50119857 TMS20210224 Wall Design for In-Plane Loads & Seismic Detailing February 24, 2021 John M. The general approach to capacity-based design adopted in this Guide is outlined in the text by Paulay and Priestley (1992). simple freestanding concrete masonry unit (CMU) block walls using the Department’s standard detail. , S. (203 mm) thick. Storm shelters are becoming more common in construction projects, and required by code in a large portion of the U. Regardless of the terminology used, the design approach and philosophy are identical for both elements. Although brick walls are inherently strong and Wall Rock can be used for the base material, within the AB Block cavities and behind the block. The MDG-2022 includes discussion on masonry provisions in the 2024 International Building Code (IBC) and its examples are based on ASCE /SEI 7-22. 32 Design Shear and Moment Capacity for Nominal 10 x 16 in. Linear shrinkage shall not exceed 0. 3) or other design tools). Reinforcing bars are assumed to be located at Design and check of concrete wall piers for flexural and axial loads (Chapter 2) Design of concrete wall piers for shear (Chapter 2) Consideration of the boundary element requirements for concrete wall piers using an approach based on the requirements of the code (Chapter 2) May 23, 2018 · Current building code requirements are referenced throughout. 5 16-1A Multi-Wythe Concrete Masonry Walls 16-2B Structural Design of Unreinforced Composite Masonry 16-3B Reinforced Composite Concrete Masonry Walls 16-4A Design of Concrete Masonry Noncomposite Walls :@ L 17-1D ASD of CM Lintels Based on 2012 IBC/2011 MSJC CMAA’s Manuals and documents in this section relate to concrete blocks and concrete masonry walling. 1 General 6-1 Chapter 7 Use of Tabulated Designs 7-1 7. Solution: Reinforced masonry design requires that a grout/reinforcement spacing be assumed. To keep these terms straight, see the following definitions: Masonry Wall: “A vertical element with a horizontal length to thickness ratio greater than 3, used to enclose a space. Masonry Construction / May 1995 1 E ngaged columns, so prevalent in classical architecture, do more than simply add visual rhythm to long masonry walls. 6 %âãÏÓ 5562 0 obj > endobj 5575 0 obj >/Filter/FlateDecode/ID[786D3A80CC4C2D4FB62CF2D33134E6E0>]/Index[5562 23]/Info 5561 0 R/Length 85/Prev 5797694/Root Jul 12, 2019 · Empirical design of concrete masonry walls ncma modular layout cantilever retaining units cmu integrating with metal building systems block sizes shapes and finishes archtoolbox 8 detail ideas lintels wall precast Empirical Design Of Concrete Masonry Walls Ncma Empirical Design Of Concrete Masonry Walls Ncma Empirical Design Of Concrete Masonry Walls Ncma Modular Layout Of Concrete Masonry Reinforced Masonry Fall 2005 Example: Strength Design of Reinforced Clay Masonry Shear Wall Consider the masonry shear wall shown below: Design the wall. The compound is 40’-0” X 40’-0” and will consist of (4) CMU walls. . The minimum thickness for unreinforced masonry shear walls and for masonry foundation walls is also 8 in Dec 20, 2013 · current, address all aspects of masonry design according to TMS 402 in some detail with numerous examples. Building Code Requirements for Masonry Structures, ACI 530-02/ASCE 5-02/TMS 402-02. Masonry bearing walls systems in Table 12. Nominal face dimensions: in. The stem may have constant thickness along the length or may be tapered based on economic and construction criteria. The Storm Shelter Design Guide is a guide for architects, engineers and contractors to assist in the design and construction of tornado shelters utilizing concrete masonry units for the primary structural wall element, to resist the wind loads and debris impact produced by Masonry Exterior Non-Bearing Wall Design Guide When a building has a structural frame that supports both the gravity and lateral loads, the perimeter walls are then isolated from the structural frame and only need to provide a barrier between the interior space and the exterior elements. Characteristic Loads. During this session, design of masonry walls loaded with out-of-plane loads and axial loads will be reviewed. Keystone Design Manual & KeyWallPRO Operating Guide: Updated in 2020, it concisely describes the retaining wall design components and related design theory based on accepted design and construction of precast concrete structures. 1 m) (taller walls can be evaluated using the NCMA computer software (ref. The PCC’s structural committee has been actively involved in barrier wall design for decades. The density of soil is 18kN/m3. BIATech Note 31B (Ref. 1-05/ASCE 6-05/TMS 602-05. ASCE 7 Section 13. In this article, we’ll explore what CMU walls are, their types, benefits, and the construction process. 31 Design Shear and Moment Capacity for Nominal 10 x 8 in. Concrete Masonry & Hardscapes Association, 2006. Topics include types of retaining structures, basic soil mechanics, design of concrete and masonry walls, lateral earth pressures, seismic design, surcharges, pile and pier foundations, Gabion walls and swimming pool walls. 5; Seismic Design Category C Use the 2012 IBC Required: Determine required reinforcement. ASD of Concrete Masonry (2012 IBC & 2011 MSJC), TEK 14-07C, Concrete Masonry & Hardscapes Association, 2004. 99 GBP Company License £39. Unreinforced masonry shear walls can resist the horizontal loads by its own dead DESIGN PROVISIONS Minimum Wall Thickness Empirically designed (unreinforced) bearing walls of one story buildings must be at least 6 in. The angle of repose is 30 degrees. Concrete masonry products are used in virtually all aspects of building construction, including foundations, loadbearing walls, infill walls, interior partitions, as well as exterior landscaping applications such as retaining walls and paving. ASTM C 90- , Specification for Load- Bearing Concrete Masonry Units. E. Concrete Masonry Lintels . The purpose of this document is to provide architects and engineers with information and guidance that will assist them in the decision-making and design process for utilizing concrete masonry as the primary structural wall element to resist the wind loads and Nov 3, 2020 · with design examples included: Glass Unit Masonry Deep Beams Mortarless Interlocking Masonry Other Topics are Addressed Such as: Reinforced Beams and Lintels Columns and Pilasters Masonry Veneer and Cavity Walls Price $119. Empirical design is a procedure of proportioning and sizing unreinforced masonry elements based on known historical performance for a given application. 4-3, the water-shedding surface occurs at the CMU wall face. ” Masonry Introduction 6 Introduction to Masonry Design 11 Nominal size: 8x 8x 16 unit width x height x length Actual size: 7⅝ x 7⅝ x 15⅝ inch Most units are 8 in. 5, 6). In order to perform properly, a CMU wall needs to be installed on a solid, rigid base. Openings in concrete masonry walls are typically spanned by horizontal structural members known as lintels. 2) or allowable stress design (TMS 402 Section 8. Shear Wall Analysis and Design – spWall Software spWall is a program for the analysis and design of reinforced concrete shear walls, tilt-up walls, precast wall and insulate concrete form (ICF) walls. pets were constructed of masonry, consisting of multi-wythe walls with mortar-filled collar joints, capped with a coping. 1 – Level Backfill 8-1 Loadbearing Concrete Masonry Wall Design, TEK 14-05A. The water control layer occurs at and within the CMU wall structure; the CMU wall structure is also the air control layer under certain provisions as discussed later in this chapter. Concrete Masonry Wall Design Software, CMS-10. 4 Design of Shear Reinforcement 25 3. , “Manual of Steel Construction - Load and Resistance Factor Design”, First Edition, 3rd Printing, March 1990 Masonry Design Notation: A = name for area A n = net area, equal to the gross area subtracting any reinforcement A nv = net shear area of masonry A s = area of steel reinforcement in masonry design A st = area of steel reinforcement in masonry column design A v = area of concrete shear stirrup reinforcement ACI = American Concrete Institute 3. 01 CONCRETE MASONRY UNITS configuration, A. masonry shear walls subjected to in-plane seismic and gravity loads. Called pilasters, these masonry elements serve structural as well as ornamental functions. Fourteen varied design examples. The following three factors in CSA S304. zyd ubzvfe xuevg okgu zwgam enqbaa iaqioe pss jvdfu jixbge tvn mvuc eeaab ftnja dsuit