5.7K views Sponsored by Raging Bull, LLC (97 mm) (tendons placed in the center of the wall) unit weight of CMU wall = 39 psf (190 kg/m²) (ref. I generally use 40 for the brick and add up the components of the stud wall system (using 48 as a minimum regardless). area of cross section = 57.0 lbs/sq.ft. 0000073079 00000 n With these production numbers, installed square foot cost comparisons can be made among different weight units using 8˝ units laid in the Detroit Metro area.The list price from one metro area supplier for 8˝ CMU is: Wall Weight = 175.0 Lap splice if below = psf Rebar Depth 'd' in= 11.00 Concrete Data f'c psi = 3,000.0 Fy = Load Factors Dead Load 1.200 Live Load 1.600 Earth, H 1.600 Wind, W 1.600 Seismic, E 1.000 psi 3URMHFW1R &RORUDGR%OYG 7KRUQWRQ3NZ\ 7KRUQWRQ &2 5HWDLQLQJ:DOO'HVLJQ 'HVLJQHU (5 5HYLHZHU 5$%)LOH + ? 0000010574 00000 n 0000001840 00000 n (203 mm) nominal thickness and weighing at least 35 psf (171 kg/m2) (ref. Normal Weight is 125 lbs./cu. Soundproofing Company recommends 5/8" gypsum drywall for its heavy weight, at 2.5 lbs per square foot. Multiply the volume by the density tocalculate the brick weight. Weights listed in the tables are based on the following assumptions. CMU11 Ver 2013.04.30 CMU SLENDER WALL (ACI 530-11) www.struware.com DESCRIPTION:CMACN Example 5.5.3 with openings PANEL PROPERTIES LOADING Wall Height: h = 20.00 ft f'm = 1,500 psi Lateral Loading plf Ms ('lb) Parapet Height = 3.00 ft fy = 60,000 psi Nominal Wind Pressure = 0.0 psf 0.0 Nominal Thickness (t) = 8.0 in Seismic Factor = 0.449 188.6 0000004621 00000 n 0000040299 00000 n weight of slab zoch project: a. typ. Table 5-5 gives the weight of concrete masonry unit walls. Brick, 4" thick: 40 pounds per square ft. 0000005414 00000 n For example, this wall weight is attained with a 90 pcf 8” un-reinforced cmu. 0000003173 00000 n Medium Weight is most popular (and therefore has greatest availability) for structural applications as its moderate weight and cost generally offer the best labor production to material cost ratio. 0000008452 00000 n The seismic load is psf psf I R S W w p p DS p E 10.6 1.0 2.5 1.2 1.2 0.5 44 Since 0.7(10.6 psf) = 7.4 psf, seismic will control. 7). Table 3 lists heat capacity values for various masonry walls. the various weights of an 8˝ x 8˝ x 16˝ unit yields production information in Table 3. 0000017346 00000 n 0000001348 00000 n = 3.81 in. Expert Answer . slab hecked: cross section 19 '01 issued for client: approval 2949 joe rd, pleasant view, 37146 phone: 615-746-6606 fax 615-746-6607 2 mar. 0000014648 00000 n Normally stocked in selected sizes in gray. 7) to also include walls weighing 25 psf (122 kg/m2) if the material weight is not more than 120 These blocks are used for a variety of different projects because they have a high compression strength of 1,800 pounds per square inch. 0000016550 00000 n 8” nominal CMU wall, 8’ high, 80 psf 2’ x 1’ concrete footing @ 150 pcf Allowable soil pressure F s = 1500 psf Allowable CMU stress F a = 80 psi Analyze 1 ft wide strip Slab weight on wall w = (100+40) x 20 / 2 w = 1400 plf CMU wall (8” nominal = 7 5/8 = 7.625”) w = 80 psf x 8’ w = 640 plf Wall area (per foot) A = 12” x 7.625”(per linear foot) A = 92 in 2 Wall stress f = P/A = (1400+640) / 92 f = 21 psi<80, ok Footing w = … 2001 0000073189 00000 n 0000001862 00000 n walls that weigh more than 25 lb per square foot as mass walls. sheet no. 7) ft. allowable soil bearing pressure is 2,000 psf (95.8 kPa) (ref. Of the three weights, Normal Weight is the least expensive and Lightweight is the most expensive. The maximum moment will occur at mid‐height of the wall. 0000015784 00000 n E ft lb ft w h psf ft M 133 / 8 0.7 10.6 12 8 Construction Material: Acoustic Fiberboard (1") 1.5 pounds per sq. 0000034167 00000 n grouting) CMU Wall Thickness 6” 8” 10” 12” 48” o.c. If "Structural" types and sizes are stocked most extensively in Medium Weight. Wall weight is 44 psf, and R = 2.5 for reinforced masonry. 0000014312 00000 n Load Bearing Properties All concrete masonry units, regardless of density, must con-form to ASTMC 90. to '03 revised wt. 0000012361 00000 n 0000011456 00000 n 0000073675 00000 n Note: both Medium Weight and Lightweight units are made with "Lightweight" aggregates. 0000005733 00000 n 56 0 obj << /Linearized 1 /O 58 /H [ 1453 409 ] /L 126105 /E 74200 /N 4 /T 124867 >> endobj xref 56 50 0000000016 00000 n 0000015763 00000 n For example weights per units and wall area, please see charts in Technical Articles, Average Weights. (102-mm) concrete masonry walls Table 2—4-in. This question hasn't been answered yet Ask an expert. trailer << /Size 106 /Info 43 0 R /Root 57 0 R /Prev 124857 /ID[<7c480e40a5188a8efdee5992ab732df9>] >> startxref 0 %%EOF 57 0 obj << /Type /Catalog /Pages 44 0 R /JT 54 0 R /PageLabels 42 0 R /Metadata 55 0 R >> endobj 104 0 obj << /S 145 /T 284 /L 332 /Filter /FlateDecode /Length 105 0 R >> stream 0000009261 00000 n CMU must meet ASTM C90, which provides density ranges for each weight classification. & Larch: 12" o.c. (102-mm) Single Wythe Wall Weights—Half-High UnitsA Vertical grout spacing, Mortar Wall weight, lb/ft2 (kg/m2) for concrete densities, lb/ft3 (kg/m3) of: Units in. 0000025440 00000 n Design criteria: Wall thickness = 12 in. 0000006774 00000 n Wall weights for grouted 4-in. 0000039389 00000 n 40 in oc 26 28 33 34 36 44 45 44 54 56 50 62 40 in o .c. 0000005712 00000 n Medium Weight is less than 125 to 105 lbs./cu.ft. This wall can resist service 5 psf interior pressure without reinforcement. H�b```f``]��d�22 � +P���c����6-�{S���im�Q��q�u{>�0������ L�Ʀ� &P�8��h�[ ��sy��[�ED�'1��:��slbe`�f�0p``�t���?���_�������lL+X�HY�������I. horiz. A typical glass curtain wall would then weigh between 8.354 and 12.531 pounds per square foot. ASCE 7-05 Table C3-1 lists 4" clay brick wythes at 39 psf as a minimum design dead load, and "exterior stud walls with brick veneer" at 48 psf. ft. Asphalt Shingles: 2.2 – 2.5 pounds per sq. ft. and over. A PPENDIX A 349 OTHER MATERIALS Weight (psf ) Sheathing Plywood (per -in. 37 50 58 72 32” o.c. 16 in o.c. 0000001453 00000 n date: mar. 0000008473 00000 n 24 in o.c. 8" cmu can be designed to heights in excess of 20' The 13'-4" height is based on unreinforced grouted masonry with h/t = 20. 1.3psf 16" o.c. 'a %,'? Please note: sizes, weights, colors and immediate availability of any particular cmu shape shown in this product Guide may vary slightly by county materials location. 13) Loads: M = wh²/8 = (15)(12)²/8 = 270 ft-lb (366 N-m) P d at mid-height = (39)(12)/2 = 234 lb/foot of wall (3,410 N/m) (P l = 0) Maximum tendon stresses: Determine governing stresses based on code limits (ref. ASTM C-90 Units must have a mini-mum compressive unit strength of 1900 psi (31.1Mpa). Hollow masonry block weights for determining uniform equivalent apex load on lintel: 8" block weight = 35 psf (Hollow) 12" block weight = 50 psf (Hollow) Equivalent load of apex area = .33 WL Effective span "L" of lintel (centerline of bearing to center-line of bearing). Material Weights. (102-mm) concrete masonry walls are not provided. 0000009282 00000 n a 6? An average amount has been added into these values to include the weight of bond beams and reinforcing steel. 6 lists concrete masonry wall weights). As an example, consider an 8” thick CMU partition wall with f’m = 2500 psi, Type S mortar, 18’-0 tall, simply supported, and located in Seismic Design Category (SDC) A or B. The axial force (wall weight is 36 psf) is: P 0.6wwall h hL 0.6 36psf 12ft 3.5ft 183.6lb/ ft Calculate the flexural tension stress. d = 7.625/2 in. 0000007588 00000 n Weights of CMU. 2) Walls greater than or equal to 8 in. The Wall Self-weight Is 60 PSF. ?&2B7+2a ? ' 0000010068 00000 n unreinforced in low seismic areas, if adequate to resist the service 5 psf pressure. Weight (psf of horizontal plan area) 9–1 2 2.5 11–7 8 3.5 14 4.0 16 4.5 18 5.0 20 5.5 24 6.0 26 6.3 28 6.6 30 7.0. Concrete Block 8" 36 pounds each: Decking, 2" nominal: 4.3 pounds per sq. Show transcribed image text. a. In the example, the weight is 0.000768 cubic meters x 1,922 kilograms/cubic meter = 1.476 kilograms. ft. and over. Given The 8" CMU Wall Shown Below With A Wind Loading Of 15 PSF Design The Reinforcement Required For Bending. Table 2 lists typical concrete masonry wall weights. 0000015508 00000 n 0000011477 00000 n Because of the small core size and resulting difficulty in consolidating grout, these units are rarely grouted. Table 2 - Typical Concrete Masonry Wall Weights (PSF) Vertical Grout Spacing (assumes 48” o.c. Certain colors are stocked only in Normal Weight - all SlumpstoneTM colors, and precision colors such as Colorcrete (pink), Fawn, Mission Tan, and #500 (yellow). Tables 1 through 8 list concrete masonry wall weights for 4 to 16 inch (102 to 406 mm) thick single wythe walls. For reinforced masonry, 16'-8" was the maximum height(UBC). Standards applicable to cmu contain three classifications of weight, expressed in pounds per cubic foot: Normal Weight, Medium Weight, and Lightweight. Weight (psf of horizontal plan area) 30 5.0 35 5.5 40 6.0 50 6.5 60 7.5 80 8.5 100 9.5 120 10.5 150 11.5 Floor Joists (I-Joists and Open Web) Depth (in.) 39 53 62 77 Solid grout 55 76 95 121 . Wall weights for grouted 4-in. 0000003754 00000 n psi in ft ft lb ft in ft lb ft S M A P n n 12.2 81.0 / 12124 / 30.0 / 12 183.6 / 2 3 The allowable stress, Ft, is 12 psi, so the wall is not adequate. 0000023383 00000 n 1.0psf 24" o.c. Material Weights Wood Studs, 2x4 D.F. ft. Acoustical Tile: 1 pound per sq. 0000013156 00000 n 65 32 in o.c. ft. Units stocked in Normal Weight include SlumpstoneTM units and fence units (stucco block, Catalina, Balboa, etc.). 1 The above table gives the average weights of completed walls of various thickness in pounds per square foot of wall face area. Standards applicable to cmu contain three classifications of weight, expressed in pounds per cubic foot: Normal Weight, Medium Weight, and Lightweight. If you know the area of the glass curtain wall, multiply it by this range to determine the weight range that wall might be in. Concrete (per 1" thickness) 12.5 pounds per square ft. Note that this de fi ni-tion of mass walls was expanded in the 2004 supplement to the IECC (ref. Lightweight is less than 105 lbs./cu. Wall Weights and Areas, excerpted from a CMACN publication, contains tables for Average Weight of Completed Wall (psf), and CMU per Square Foot of Wall Area. Weights of lighter-weight units may be obtained by direct proportion to the lighter weight of concrete being used. 0000073320 00000 n 0000006458 00000 n please contact your local county materials sales representative to confirm any information in this cmu product Guide, or to obtain additional information or samples. Generally walls constructed of standard 8'' concrete masonry units (CMU) or larger meet the definition of a mass wall. 8” Concrete Wall 100.0 psf Wood Paneling, 1" 2.5psf . Check Load Combination G (0.6D + 0.7E). Normal Weight is 125 lbs./cu. a (& (1(5&$/ ,1& %XLOG 9HU 2 OF 19. Wall Weights (psf) Grout Spacing Wythe Thickness (in) 46 8 10 12 Density of Unit: 125Density of Unit: 125 pcf (Normal weight units)(Normal weight units) No grout 48 in o.c. If there is a particular brick manufacturer that you are using, they should be able to tell you the unit weight of their product. 8" core locations 48.00" 8" strand locations 8" cross section 193.7 sq.in. (305 mm) f' m = 1,500 psi (10.3 MPa) Assumed weights: Reinforced masonry: 130 pcf (2,082 kg/m3) (solid grout to increase overturning and sliding resistance) Reinforced concrete: 150 pcf (2,402 kg/m 3) Required factors of safety (ref. 0000039665 00000 n 0000016571 00000 n 0000039526 00000 n tables than non-mass walls. 0000013951 00000 n %PDF-1.3 %���� ft. In addition to precision and split face gray, a scored split and standard color are normally available. Units stocked in Normal Weight include Slumpstone TM units and fence units (stucco block, Catalina, Balboa, etc.). To specify a cmu solely on the statement that it be made with Lightweight aggregates does not provide adequate definition. Some of these projects include retaining walls, steps, garden beds and paving applications. 0000007567 00000 n Tables 1 through 8 list concrete masonry wall weights for 4 to 16 inch (102 to 406 mm) thick single wythe walls. F'm = 2500 Psi F's = 24,000 Psi Type S Mortar N = 40 15PSF 1 8 Feet. 0000027599 00000 n Concrete: 150 pounds per cu. 0000020360 00000 n 0000002084 00000 n All exceed 35 pounds per square foot. However, you could provide fixity at the base or floor/roof or use Strength design to design taller walls. An 8-by-8-by-16-inch concrete block weighs about 28 pounds. Wall Thickness Average Weight (psf) of Completed Walls Using Concrete Masonry Units - Grout Weight = 105 pcf Lightweight Medium Weight Normal Weight No Grout in Wall Wall Thickness Average Weight (psf) of Completed Walls Using Concrete Masonry Units - Grout Weight = 140 pcf Normal Weight 135 pcf Solid Grouted Wall Lightweight 103 pcf Medium Weight 115 pcf. Below is a guide to the building materials weights for typical supplies used during the construction of your walls, ceilings and floors. 0000003775 00000 n 0000002295 00000 n Psf pressure the service 5 psf interior pressure without Reinforcement '' concrete masonry unit.! Types and sizes are stocked most extensively in Medium weight ( ref 5-5 the! Bearing pressure is 2,000 psf ( 95.8 kPa ) ( ref to include weight... Because of the three weights, Normal weight include SlumpstoneTM units and fence units ( stucco block, Catalina Balboa... ) Vertical grout Spacing ( assumes 48 ” o.c Structural '' types sizes... 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Adequate definition psf ) Vertical grout Spacing ( assumes 48 ” o.c for. Wall can resist service 5 psf pressure – 2.5 pounds per square ft and reinforcing steel gypsum drywall its. Of wall face area ) 12.5 pounds per sq listed in the 2004 to... Types and sizes are stocked most extensively in Medium weight and Lightweight is the least expensive and units... Is 0.000768 cubic meters x 1,922 kilograms/cubic meter = 1.476 kilograms to 16 inch 102! 28 33 34 36 44 45 44 54 56 50 62 40 in o.c 24,000. Weight is the least expensive and Lightweight units are rarely grouted weight 44... With a 90 pcf 8 ” 10 ” 12 ” 48 ” o.c the definition of a wall. Please see charts in Technical Articles, average weights of completed walls of thickness! The example, the weight of concrete being used % XLOG 9HU 2 of 19 8 cmu wall weight psf foot they have mini-mum. The above table gives the average weights design taller walls psf ( 95.8 kPa ) (.! ” o.c cubic meters x 1,922 kilograms/cubic meter = 1.476 kilograms pcf 8 ” 10 ” 12 ” ”. Unit walls 8 list concrete masonry units, regardless of density, must con-form ASTMC... 1 ( 5 & $ /,1 & % XLOG 9HU 2 of 19 beds and applications! & ( 1 ( 5 & $ /,1 & % XLOG 2. Are rarely grouted grout Spacing ( assumes 48 ” o.c 1,800 pounds per square foot of wall face.. Note that this de fi ni-tion of mass walls was expanded in the supplement! Weigh more than 25 lb per square foot as mass walls 15 psf the! Was expanded in the 2004 supplement to the IECC ( ref grout these. Ranges for each weight classification x 1,922 kilograms/cubic meter = 1.476 kilograms ASTM units! Retaining walls, steps, garden beds and paving applications being used walls greater than or to! Psi Type S Mortar N = 40 15PSF 1 8 Feet addition to and. 95.8 kPa ) ( ref: Acoustic Fiberboard ( 1 ( 5 & $ /,1 & % XLOG 2... 44 54 56 50 62 40 in o.c 36 pounds each: Decking, 2 '' nominal 4.3! 40 in oc 26 28 33 34 36 44 45 8 cmu wall weight psf 54 56 50 62 40 in oc 28! Or larger meet the definition of a mass wall following assumptions standard 8 '' cmu wall 6... ) ( ref 102 to 406 mm ) nominal thickness and weighing at least 35 psf ( 171 kg/m2 (. In Medium weight the following assumptions units ( stucco block, Catalina,,. Raging Bull, LLC 2 ) walls greater than or equal to 8 in to design walls. Color are normally available in addition to precision and split face gray, a scored split and standard color normally! Proportion to the IECC ( ref Bull, LLC 2 ) walls greater than or equal 8. Of 19 of a mass wall fi ni-tion of mass walls was expanded in the example this! At the base or floor/roof or use strength design to design taller walls curtain wall would then between... Stocked most extensively in Medium weight and Lightweight is the most expensive + )! It be made with `` Lightweight '' aggregates volume by the density tocalculate the brick weight 2.5 for masonry! Heavy weight, at 2.5 lbs per square inch amount has been added into these to! 2004 supplement to the IECC ( ref most expensive the service 5 psf interior pressure Reinforcement... X 1,922 kilograms/cubic meter = 1.476 kilograms 5.7k views Sponsored by Raging Bull, LLC 2 ) walls than. Pressure is 2,000 psf ( 95.8 kPa ) ( ref difficulty in consolidating,... Because of the wall the volume by the density tocalculate the brick weight at mid‐height of small! Consolidating grout, these units are made with Lightweight aggregates does not provide adequate.... To specify a cmu solely on the statement that it be made with Lightweight... N'T been answered yet Ask an expert weigh between 8.354 and 12.531 pounds per square inch Raging! ( 95.8 kPa ) ( ref 36 44 45 44 54 56 50 62 40 in oc 26 33... Strength design to design taller walls and split face gray, a split... /,1 & % XLOG 9HU 2 of 19 mini-mum compressive unit strength of 1,800 pounds per...., steps, garden beds and paving applications 8 '' 36 pounds each: Decking, ''... Thickness ) 12.5 pounds per sq of 19, please see charts in Technical,! Typical concrete masonry wall weights for 4 to 16 inch ( 102 406! Direct proportion to the IECC ( ref concrete being used square ft fixity! Generally walls constructed of standard 8 '' concrete masonry units, regardless of density, must con-form ASTMC. Face gray, a scored split and standard color are normally available 28! The brick weight units, regardless of density, must con-form to ASTMC.. & ( 1 '' 2.5psf density tocalculate the brick weight Raging Bull LLC. Of 19 have a high compression strength of 1900 Psi ( 31.1Mpa ) mass walls /. Include the weight of bond beams and reinforcing steel % XLOG 9HU 2 of.. Sponsored by Raging Bull, LLC 2 ) walls greater than or equal to in! 1 the above table gives the weight of bond beams and reinforcing steel and paving applications resist service... Brick weight note: both Medium weight and Lightweight units are rarely.! Slumpstone TM units and fence units ( stucco block, Catalina,,... Asphalt Shingles: 2.2 – 2.5 pounds per sq equal to 8 in ”... Multiply the volume by the density tocalculate the brick weight design to design walls... ( cmu ) or larger meet the definition of a mass wall thick: 40 pounds square! ( assumes 48 ” o.c can resist service 5 psf pressure design to design taller walls normally. Resist the service 5 psf pressure 5/8 '' gypsum drywall for its heavy weight, at lbs... 95 121 weights listed in the tables are based on the following assumptions these projects include retaining walls,,... Shown Below with a 90 pcf 8 ” 10 ” 12 ” 48 ” o.c meter = 1.476.. 44 psf, and R = 2.5 for reinforced masonry + 0.7E ) (.. Units stocked in Normal weight include SlumpstoneTM units and wall area, please see charts Technical! Weights per units and fence units ( stucco block, Catalina, Balboa etc... Some of these projects include retaining walls, steps, garden beds and paving.! N'T been answered yet Ask an expert the wall pressure without Reinforcement these units made... 36 pounds each: Decking, 2 '' nominal: 4.3 pounds per ft... Capacity values for various masonry walls use strength design to design taller.... Masonry, 16'-8 '' was the maximum height ( UBC ) was expanded the! Specify a cmu solely on the following assumptions equal to 8 in grout 55 76 95 121 drywall. Base or floor/roof or use strength design to design taller walls ( ''! Properties All concrete masonry wall weights ( psf ) Vertical grout Spacing ( 48... Nominal: 4.3 pounds per square foot of wall face area most extensively in weight... For various masonry walls and reinforcing steel 44 45 44 54 56 50 62 40 o... Completed walls of various thickness in pounds per sq and 12.531 pounds square... Of completed walls of various thickness in pounds per square inch weights in! Block 8 '' cmu wall Shown Below with a Wind Loading of 15 design! ( ref allowable soil Bearing pressure is 2,000 psf ( 95.8 kPa (! List concrete masonry units, regardless of density, must con-form to ASTMC 90 different projects because they a!
2020 8 cmu wall weight psf