0000001049 00000 n Painting is generally done on the interior, but can also be accomplished on exterior surfaces. Acoustical units are often used in schools, industrial plants, and churches, and similar applications where improved internal acoustics are desired. /ViewerPreferences << /Direction /L2R >> Column & Pilaster Units. 2. !%;G~0C`"b0BLL>!bZk$I\bd>;G3/UiY*j75E[XZY>ss As with shapes, there are a large number of finish options so you can make the utilitarian gray concrete block look much more aesthetically pleasing. Lighter CMUs are less expensive, require less labor to install, and tend to have better fire resistance properties. Vmax = wph/2 Exposed Face: Manufacturer's standard color and texture. 15 0 obj Anw = Normalized web area, in. Section 12 - Reinforcement & Connectors. Standards Join now! All exterior back-up concrete masonry units shall contain the recommended amount of integral water repellent Rain Bloc system, as manufactured by ACM-Chemistries. /CropBox [ 0 0 612 792 ] 2023 NATIONAL CONCRETE MASONRY ASSOCIATION. Sizes of Precision units are expressed as nominal dimensions that compensate for a standard 3/8-inch mortar joint. 0000130096 00000 n Example: 8" cmu with a known 1100 psi gross area at 52% solids. Ribbed or scored units (graphics above in the Shapes section) can also have a split faced finish to add more texture. Pilaster and column units are used to easily accommodate a wall-column or wall- pilaster interface, allowing space for vertical reinforcement in the hollow center. This allows for the block and mortar to blend together or to have a sharp contrast. << *Digital product photos are a good reference for general appearance. /AIS false What must be the maximum dry density of Granular Sub Base & Wet Mix Macadam used What is the Safe Bearing Capacity values for Different Soils? Select the Color & Finishes tab above to see all current colors and finishes, including colors with high Solar Reflective Index (SRI). stream Glazed CMU is covered via ASTM C744, but the blocks still need to adhere to the ASTM C90 standard for load bearing CMU. All Rights Reserved. hWmo"9+^U$qi-\^2 xref wp = w x l Section Properties of Concrete Masonry Walls, TEK 14-1. ]=Q`T`!fi9obb0P9P8mQ=ORhd|DKIsNLKBb4GOPN&jDOC +|H:*R2>4v3^?l8kxw"prwy}9:/bpFG-1*^[ Q_5Zgur]X\Sl=14#4WU2Q%#:7o46.fq]Wp\$,hkw;QXXWT-;o:~EbJ|bv}|'l?7g>+9 b4'Ky 1 Other methods of providing load transfer across the control joint for the unbonded condition may be utilized than as detailed in this TEK. Other color and finishes are available on a special order basis at additional cost. An all-purpose or kerf unit contains two closely spaced websin the center, rather than the typical single web. Bevelled-end units, forming a 45 angle with the face of the unit, are used to form walls intersecting at 135 angles. Sorry, you do not have permission to ask a question, You must log in to ask a question. Stucco, paint, or stain can also be easily applied to concrete blocks to achieve many other textures and colors. A pilaster is a strengthened section that is designed to provide lateral stability to the masonry wall. Dampproofing Cavity Masonry Walls. = 5386 in.-lb/ft (1996 Nm/m). (406 x 406 mm) pilaster reinforced with four #5 bars. endobj While 4", 6", 8", 10", and 12" are the standard sizes, some manufacturers offer other sizes not listed below. F7_13 Top-Wall Bracing-PDF. Due to its strength, durability, and excellent fire rating, concrete block provides a sensible alternative to many other building materials. from application/x-indesign to application/pdf (203 mm) long units, which are typically used adjacent to openings or at the ends or corner of a wall. Web areas can be reduced by reducing the web height or thickness, reducing the number of webs, or both. = (66.5 psi)(81 in./ft) CEMEX manufactures standard and specialty concrete block, ranging in size from 4 to 16 inches. Adobe InDesign CC 2017 (Macintosh) Figure 3 shows units developed for specific wall applications. Standard Specification for Loadbearing Concrete Masonry Units, ASTM C90-16, ASTM International, 2016. Concrete brick may be 100% solid or cored, provided that the cored area of the brick does not exceed 25% of the gross cross-sectional area. Reported by the Masonry Standards Joint Committee, 1999. the thickness of the wall they create. >> F7_09 Control Joint at Pilaster Detail-PDF. If lateral ties are provided in accordance with ref. Our list of the top reference books for architects. The effect is a bit less rough than split faced. << F7_01 Concrete Block Walls-PDF. General: Provide shapes indicated and as follows for each form of concrete masonry unit. They are identified by their depth - i.e. CMU manufacturers must conform to ASTM standards when fabricating concrete blocks. The details provided below are available for your reference and consideration. Standard Block (8 x 8 x 16) Modular Brick Oversize Brick 1.125 block per sq. Typically, concrete masonry units have nominal face dimensions of 8 in. Concrete Block Sizes A list of the standard size of CMUs can be helpful if you have any questions about the project or the mortar joint. /BM /Normal COPYRIGHT 2020 GENERAL SHALE, INC. 6 unsu wMzn@@k> ' 9d*@,8Y Cr&py)VxFxxk+?i|F2d8FgK#e+(NUCj1bD4O#oZiFnB}`:2{|)fhU:k=-L6-[)yVgjuF$+]^!XXTls*jMr3+E6c2.T6v>nWl;G?Sn6=5,]Y+IdC:4 cC7CB^a+}>_{" |)~DLXUNjN \"%1**IJFR4R3$b*Je[w,B]&P1TgEH` : The graphic below shows the difference between nominal and actual sizes. Standard concrete block, or "gray block," is widely known as one of the most practical, long-lasting and cost-effective material used in building. 6" Wide 8" Wide 10" Wide 12" Wide Veneer Pilaster & Columns 0000116011 00000 n >> A relationship exists between the ratio of pilaster spacing to wall height and load distribution. The following table provides concrete block sizes in both nominal and actual dimensions. The taper provides a wider surface for mortar and easier handling for the mason. Terms and Conditions, Ground Face Large Format Masonry Units (LFM), Available in medium, normal, and light-weight varieties. w%{e-d6|Y1m\g?s47clO*31zfF73Br[2&WYY+WX5_XTO:_xY?ZH-hH*1v)RVkouCE+Pw;m, igj :$q{x_>N E,HD{Mu.rhA0 qRl CMU Basics) Actual Dimensions - The measured dimensions of a designated item; for example, a . See TEK 10-2A (ref. = 2760 lb (12.3 kN), Mmax = wpl/8 /Info 13 0 R How are concrete blocks measured? Screen units are available in many sizes and patterns (ref. /SA true Lost your password? When you join you get additional benefits. Figures illustrating this relationship are available in Designing Concrete Masonry Walls For Wind Loads (ref. All concrete block produced by Angelus are low impact CarbonKind CMU. . /Root 15 0 R xmp.did:2a5e81cf-388c-4826-9474-7a2f99362430 Determine the required pilaster size and spacing for an 8 in. The following table provides concrete block sizes in both nominal and actual dimensions. 02-01A Typical Sizes and Shapes of Concrete Masonry Units . Fire ratings up to 4 hours are easily obtainable using only concrete masonry units and mortar. Also referred to as Ground Face CMU, concrete blocks can be burnished or polished to expose the natural aggregates in the concrete mix. 2017-06-01T22:19:58-04:00 The Archtoolbox Guide and Templates for Developing a Fee for Architectural Services. /L 271524 Country endstream The coating offers a wide variety of color as well as some faux material patterns. What is the tolerance for compression test results of concrete, according to the standards? 12x8x12 Column. F>9 w~nO# z(V vv 'uEush3 | L! Contact your Best Block representative for special requests and additional options. Section 18 - Quality Assurance, Inspection & Testing. Some common unit configurations are shown in Figure 2. Overall unit dimensions (width, height, and length) are permitted to vary by 3/8 in. cause they are acting as flexural members. /Intent /RelativeColorimetric uuid:8c8096ba-809e-f54e-8a48-40c6b394caf8 The rake marks are not as deep as the scored or ribbed blocks identified above in the Shapes section, but they do add an appealing texture to the block. >> w = lateral load acting uniformly on the wall, psf (Pa) PRECISE COLOR MATCH TO ACTUAL PRODUCT CANNOT BE ASSURED DUE TO VARIATIONS IN MONITORS/VIEWING SCREENS, ROOM LIGHTING AND OTHER FACTORS BEYOND THE CONTROL OF GENERAL SHALE. 12x8x12 Single Core Pilaster Block is a standard concrete masonry unit (CMU) that exceeds ASTM C90 standard specifications in all weight classifications. DWG files are available upon request. /Linearized 1 A variety of concrete masonry units are designed to increase energy efficiency. VersatilityConcrete blocks lend to easy incorporation of doors, windows, brick ledges, and corners of any angle into the construction of the building. Substitutions: Other manufacturers of equal quality are to be submitted and approved by the architect 10 days prior to bid date. Masonry Pilaster Wall Design and Construction Details, RCC Coupling Beam Types, Advantages and Design of Coupling Beam as per ACI, Two Way Slab Design by Direct Design Method as per ACI 318-11, The Yellow Standard: Why Construction Equipment is Always Yellow, Exploring the Benefits and Challenges of Modular Construction, Types of Foundation for Buildings and their Uses [PDF], Compressive Strength of Concrete -Cube Test [PDF], Procedure, Results, 16 Types of Heavy Equipment Used in Construction, Calculate Quantities of Materials for Concrete -Cement, Sand, Aggregates, Methods of Rainwater Harvesting [PDF]: Components, Transportation, and Storage, The Power Of Geocell In Enhancing Road Constructions. There are several "common sense" reasons for using concrete blocks in any structure. << 16 x16 Pilaster Block knorr | January 2, 2017. * Selecting a product from a General Shale plant nearest your construction site can significantly reduce your cost of delivery. Adobe InDesign CC 2017 (Macintosh) Masonry Products. Concrete blocks are naturally fire-resistent, highly durable, and its mass creates energy-efficient wall systems. endobj 17-04B Allowable Stress Design of CM Pilasters. For best accuracy, complete a samples form here, or contact your local Best Block associate. Please consult a professional architect, engineer, consultant, or agency for advice about specific projects, buildings, conditions, codes, and/or regulations. l = 15.5 ft (4.72 m) Adobe PDF Library 15.0 All rights reserved. /H [ 1163 199 ] Concrete masonry units are manufactured in different sizes, shapes, colors, and textures to achieve a number of finishes and functions. F7_12 Pipe Column in Masonry Wall-PDF. /N 2 /Filter /FlateDecode . Designing Concrete Masonry Walls For Wind Loads, TEK 14-3A. Pilaster 'C' Type 20.44 KnockIn Half Bond Beam 110 190 190 (available North island only) 390 . Concrete masonry is one of the most versatile building products available because of the wide variety of appearances that can be achieved using concrete masonry units. Concrete block walls provide excellent resistance to damage without the added cost of protection devices. Standard Specification for Concrete Facing Brick, ASTM C1634-15, ASTM International, 2015. Connect With Us (231) 946-7880. The net cross-sectional area of a solid unit is at least 75% of the gross cross-sectional area. 1, the capacity of the compressive reinforcement may also be considered as shown in Figure 3. /Lang (en-US) TEK 2-3A Architectural Concrete Masonry Units. BeautyConcrete blocks can provide many different appearances to a building. Accessory Block Cap Units Ground Face Units Architectural Units. Thenominal dimensionof a CMU is theactual dimensionplus the width of the mortar joint. (203 mm) by 16 in. Compressive Strength (Gross Area) x 100 (%) Percent Solids =Compressive Strength (Net Area) 1100 psi 52% 100 = 2115 psi Example: 8" cmu (7.625 actual size) with a known 1100 psi gross area with an equivalent thickness of 4.0". ~"ehXL7yUw[>_X\Z^Y][?8 -.Z. Concrete Masonry Units (CMUs) are manufactured in a variety of sizes. The following table provides the ASTM standards that apply to concrete masonry units. For instance, a 6" CMU is nominally 6" deep while a 10" CMU is nominally 10" deep. 2 2/3" tall). 0000016162 00000 n /X2 22 0 R /X3 24 0 R /X4 26 0 R /X5 28 0 R /X6 30 0 R >> /Font << /TT0 Typically, pilasters are subject to little or no vertical load other than their own weight, and as such serve as flexural members. Ft = 50 psi x 1.33 /op false /ArtBox [ 0 0 612 792 ] Glazed CMU has a tile-like glazed finish made from a resin-based coating. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); document.getElementById( "ak_js_2" ).setAttribute( "value", ( new Date() ).getTime() ); Color swatches are representative only. Environmentally FriendlyConcrete blocks are an environmentally safe product to use. Structurally, concrete masonry walls for warehouses, foundations, loadbearing walls, retaining walls, etc. 0000140120 00000 n 3). Open-ended units allow the units to be threaded around reinforcing bars. If you have questions about specific products or services we provide, please dont hesitate to contact us. h+ #/#GwfZ%'~('Mt;&9t4cC/|LscIU{+} YH1>56TL4q{L? Pilaster Block-Concrete masonry units designed for use in construction of plain or reinforced concrete masonry pilasters and columns. National Concrete Masonry Association, 1995. 0000000017 00000 n Control Joints for Concrete Masonry Walls, TEK 10-2A. In addition, the mold means that aggregates are not exposed. Depending on the core molds used in the manufacture of the units, face shells and webs may be tapered with a flare at one end, or may have a straight taper from top to bottom. 16 x16 Pilaster Block knorr | January 2, 2017 Categories: View All Sizes, 16" Tags: Pilaster. "xw8_p-QeAcZf9]}.>>RWrU`Z^.B)MxHXs!WV6!~\\&N 12x4x12 Column * 16x8x16 Column . Concrete Block (CMU) Sizes Concrete Masonry Units (CMUs) are manufactured in a variety of sizes. Masonry Products; Architectural Masonry; Masonry Accessories . This is the smallest concrete block size. proof:pdf M = Ft x S (406 mm), available in nominal thicknesses of 4, 6, 8, 10, 12, 14, and 16 in. 0000134337 00000 n Special units for pilaster construction. If you found an error or out of date information in this article (even if it is just a minor typo), please let us know. 12x8x16 Banjo Pilaster. vikkRx7 3)0$|UX\O 81w$Nc&M]:Av4ErHAy)$%uQhk@V``@Nd^6lg".;\Bh. startxref The Concrete Service, Inc. - Shop Stone Masonry locally in Traverse City, MI . They are identified by their depth i.e. "bb01@D^N%p^!KK,z=:ws>rF9?D?B7( i804\{a||8?.A3%r.,1)Ar*3T,K;=6 (406 mm), available in nominal thicknesses of 4, 6, 8, 10, 12, 14, and 16 in. Standard Specification for Loadbearing Concrete Masonry Units, ASTM C90 (ref. Pilaster spacing is a function of the wall thickness, the magnitude of lateral loads, and the distribution of the lateral load to the vertical and horizontal supports. default We will remember this next time you visit. /SMask 19 0 R 0000135082 00000 n Quality architects and builders have used concrete masonry units for years in the construction of homes, schools, industrial buildings, and municipal structures. It is important that all local codes and standards are adhered to. A varity of shapes and sizes are available through special order for your concrete masonry unit project. These surfaces may offer improved resistance to graffiti and chemicals. hTn0A UHM[x|d q62F*Q[pK`yfv^G#!F+46 Half-high (ashlar units) and half-length units are companion units supplied to the mason by the block producer as a convenience to minimize site-cutting of full units, and to complete patterned work. /ColorSpace /DeviceRGB As a quality assurance standard, all concrete blocks shall be manufactured by CEMEX. /T 271117 2009-2021 The Constructor. 8P:&1-: zf_vVqA =;0]3w92R#lnoU# W4/m"j$uEav g$fw?`e 3] F:B!$ o9n~\p(l(; pA +Wby^LdS,wVDN~5,N#n5ZK@!eq2p10vtb:q>:v3ZPw5U`}H\\,2;d2]>X3*+R\Gd. Always verify actual color and texture with physical samples. 2017-06-01T22:20:03-04:00 F7_15 Grout Pour at . 14 29 (3.2 mm) from the specified dimensions. (102 3 or 203 mm) module is maintained with 3/8 in. can carry vertical loads as well as lateral loads imposed by wind, soil, or earthquakes. 12x8x12 Single Core Pilaster Block Reference No. 1) is the most frequently referenced standard for concrete masonry units. Signup today! They do not contain any material that is hazardous to the environment and construction with concrete blocks helps reduce the stress on our forestlands. xmp.id:7e0768d0-264d-409d-b313-56af2adbeae0 Sash block have a vertical groove molded into one end to accommodate a window sash. /Type /Page 0000138655 00000 n = 15 psf x 15.33 ft (102, 152, 203, 254, 305, 356, and 406 mm). endobj Manufacturer % 0000001362 00000 n Standard concrete block, or "gray block," is widely known as one of the most practical, long-lasting and cost-effective material used in building. 49-5/8 in. In addition to the unit sizes above, concrete brick complying with ASTM C1634, Standard Specification for Concrete Facing Brick (ref. /Contents 40 0 R ASTM C90 also defines the difference between hollow and solid concrete masonry units. / Architectural units can be used to provide texture and/or color to the exterior of the building. 1). No fatty acid products will be accepted. Bondbeams in concrete masonry walls can be accommodated either by saw-cutting a portion of the webs out of a standard unit, or by using bond beam units. Source: Ref. False The standards identify appropriate materials, compressive strength, dimensional tolerance, moisture absorption, and other performance characteristics.