So calculate the required quantity of water, Cement and Sand use in this plaster? Also, read: Mortar Vs Grout | What Is Motor and Grout | Type of Motor and Grout | Difference Between Mortar and Grout. For, filling up joints and for uneven surface, 30 % more mortar is required. While this step may sound fairly easy, a certain amount of skill and experience is needed to get the right consistency [source: Nash]. = 0.001772  cu.m. Dry volume of plaster = Wet volume x 1.35. The formula for converting the wet volume of mortar into the dry volume is = wet mortar volume × 1.3 = 4.17 × 1.3 = 5.42 cubic feet. The Man Behind CivilJungle. You can watch this video for your better understanding. You can all so able to visit this channel the link of this channel was below. = 1.42 cu.m. Ratio for Plaster … First Enter your Rate analysis area in Sq.m as per shown in the below picture. density of plaster is equal to 849 kg/m³.In Imperial or US customary measurement system, the density is equal to 53 pound per cubic foot [lb/ft³], or 0.491 ounce per cubic inch [oz/inch³] . This is the wet volume and it should be converted to dry volume with the following formula :-Dry volume = Wet volume x 1.27 = 0.216 x 1.27 = 0.274 m3. Plaster Thickness = 12mm (Outer-20mm, Inner 12mm) Volume of mortar = 9m 2 0.012m = 0.108m 3. Estimates volume of plaster needed to make a one or two-part mold for casting based on the calculated volume of the model and mold container. Once you know the dry volume of mortar, you can now calculate the mortar … —————————————————————————————————————————————————————–. You can ask me what is the 1.30 I used to calculate the dry volume of mortar. Example Cement and sand Required in Plaster. Check your Further details like Wastage percentage, Scaffolding percentage, other extra charges, water charges and contractor profit percentage. The dry volume of mortar = 1.44 + 0.36 = 1.80 The quantities of each material of mortar may be found by the usual method as discussed above. if you required print your plastering work calculation you can use print button option. I started this site to spread knowledge about Civil Engineering. of water plus 2lb 14 oz. In this Rate Analysis of Plaster calculator calculates material, labor, wastage, and other charges in rate analysis. For 6 mm thick plastering in RCC, the quantity of dry mortar may be taken as 1.00 cu m. 1.Determine how much "mixed" plaster is needed (Volume) 2.Weigh half that volume of water (adding the water to plaster does not substantially increase the volume as the water is absorbed by the plaster and the air in the plaster is displaced). Calculate the dry volume of materials required for 1m 3 cement mortar. For joints & wastage in brick add 20% extra Quantity. House Construction Cost Calculator Excel Sheet For Ground Floor(G.F.), G.F.+1, G.F.+2, G.F.+3, IS 516:1959 Most Important Point (Method of Tests For Strength of Concrete), Extra Work Calculation in Rate Analysis of plaster. This calculator is used for rate analysis of plaster work. After Completing above 6 steps final answer given last two cells that’s are Cost of 100 Sq.m. (round off figure also mention). mortar requirement of cement = 0.051033 bag x 100 sq.m. Hey, I am Krunal Rajput. The wet volume of the mixture is always less than the dry volume. Volume of cement mortar required = 2.6 (wet volume) So 2.6-meter cube is a wet volume of cement mortar (with water). Volume of plaster = 0.11 b+ (20×0.11/100) = 0.13 m³. After calculating the volume we just find the quantity of cement, Sand and water required in this plasterwork according to these given data. Volume of wet mortar = 0.45 + (0.45 x (30/100)) = 0.45 + 0.135 = 0.585 m³ ( Enter Cement and Sand Both are in different cells). Like this post? For wall plaster generally ratio we use =. Step-1: Calculate the dry volume of cement and Sand Mixture Required. 1 qt. The volume of cement mortar required = (Area of Plaster x Thickness) Volume of cement mortar required = 200 x 0.013. Also calculates liquid plaster volume for drape molds. Dry volume of plaster = Wet volume x 1.35. Use the volume, in cubic inches, to then calculate plaster to water ratio for mold. only) = 0.051033 bag, So, 100 sq.m. Volume of plaster = Area X Thickness = 10 sq.m. Plaster Thickness = 12mm (Outer-20mm, Inner 12mm) Volume of mortar = 9m2 x 0.012m = 0.108m3. Work or Supply for a particular item following its specification and detail survey of materials, labour, equipment, etc. We help brands optimize their online presence & performance. This is wet volume, we need find out dry volume. I started this site to spread knowledge about Civil/Mechanical/Electrical Engineering. The wet volume of the mixture is always less than the dry volume. The dry volume of mortar required for internal brick wall plastering = 1.33 X Dry volume of plaster = 1.33 X 0.012 = 0.01596 cum. ... Now we start calculation for find Cement, Sand quality in mortar for Plaster. Here we will see Step by step how this calculator works. Weigh out the required amount of plaster into a clean dry vessel; break up any clumps in the powder at this stage. Measure out the correct amount of water; use tap water only. The compound usually comes dry and must be mixed with water. Measure out the water and pour it into your mixing container. Since wet volume is always less than the dry volume. Suppose 5% of wastage of cement mortar during plastering work,so 5% of 0.02 = 0.001m3, then total wet volume of cement mortar = 0.02 + 0.001 =0.021m3. Volume of mortar = Plastering Area x Thickness of plaster = 100 x 0.12 = 1.2 meter cube. Dry Cement mortar volume = 1.33 convert Wet cement. Considering voids in sands, we assume that materials consists of 60% voids. For 15mm thick cement plastering 1 : 6 on 100 sq.m. * (1/(1+8)), Cement in k.g. So these quantities are going to use in a 13 mm thick plaster. = 0.0142 Cu.m. For converting wet volume to dry volume of mortar we will multiply 1.33 into wet volume. 0.81-day mate  for water curing, Extra Changes in rate analysis as per below, Other Charges 2 % Extra (Electrical, and site extra expense), Add for Water Charge @ 1% on Items Marked, Add for Contractor’s Profit @15% on Items Marked. Material calculation in Rate Analysis like Cement and sand, Dry Cement mortar volume = 1.33 convert Wet cement. I am a Degree Holder in Civil Engineering. 0.81-day helper, per cu.m. Water        : = 505.4 kg or 505.4 Litters. = 5.10 bag, Required amount of Sand = 0.01596 Cu.m. = 0.001772 * 1440 = 2.552 kg of cement of bag requied ment of cement in k.g. Save my name, email, and website in this browser for the next time I comment. aⅼways i used to read smaller articleѕ tһat as well clear their motive, and that is also happening with this piece of wrіting which I am rеading at this place. Where 33, 43, 53 compressive strength of cement in N/mm2. = 2.552 / 50 (one cemnent bag weight 50 k.g. The ideal ratio for a Plaster of Paris mixture is 3 parts Plaster of Paris powder to 1 part water by weight or volume. Some recipes suggest 2 parts plaster to water, but this will create a much weaker plaster casting. Add 20% extra Quantity for Filling of joints, Depressions & Wastage ∴Volume of plaster = 0.012 + [ (20×0.012) /100 ] =0.0144 m³. 30 % extra for dry volume mortar = 1.32 + 30 % of 1.32 = 1.72 meter cube [To convert wet volume of mortar to dry volume we have to add 30% to 33% extra of wet volume.] For your better understanding let’s solve this example and find the results. The following points you always remember at the site when you need to calculate the plaster quantity means (water, cement and sand). Volume of plaster = 6 * 3 *0.012 = 0.216 m3. Always use Good quality of cement (Different grades of cement) as well as good quality sand. Volume of plaster = Area X Thickness = 10 sq.m. of plaster= 80 cubic inches of volume. I am a Degree Holder in Civil Engineering. X 0.012 = 0.12 cu.m. Rate of Plaster as Per the Required Area, Material Calculation for Rate Analysis of Plaster, Mortar Vs Grout | What Is Motor and Grout | Type of Motor and Grout | Difference Between Mortar and Grout, Concrete Material Calculator | How to Work a Concrete Material Calculator, Trapezoidal Footing Calculator | Trapezoidal Formula | Volume of Trapezoidal Footing, Plaster Calculator | How to Work Plaster Calculator | What Is Plaster Calculation | How to Plaster Calculation for Wall, House Construction Cost Calculator | How to Work With House Construction Cost Calculator. About Plaster; 1 cubic meter of Plaster weighs 849 kilograms [kg] 1 cubic foot of Plaster weighs 53.00134 pounds [lbs] Plaster weighs 0.849 gram per cubic centimeter or 849 kilogram per cubic meter, i.e. So 2.6-meter cube is a wet volume of cement mortar (with water). Once you get the required dry volume of mortar, you can then calculate the required cement and sand quantity for the mortar based on the mix proportion. It's a pretty forgiving formula and I've scooched a bit on both the plaster … X 0.012 = 0.12 cu.m. Step 2:- Quantity of Plaster ∵ Volume of plaster = Area of plaster x Thickness of plaster. How do you calculate water cement ratio for plastering? To get dry volume consider 35% bulking of sand and 20% wastages | What Is Construction Rate, Concreting in Construction | Classification | Properties | Grades | Advantage & Disadvantage | Quality Control. requierd of sand for 1 Cu.m. But we need dry volume to get dry volume to consider 20% bulking of the sand and 15% Wastage of the sand at the site. The quantity of plaster calculation is very easy just need your concentration. Now we need to add extra 20% for joint filling, depression and wastage. Wet Volume Plaster = Length of wall x Height of wall x Thickness of Plaster = 10m x 3m x 0.015m = 0.45m³. Your email address will not be published. 0.81-day belder, per cu.m. The dimensions are changed but the method is the same. Volume of cement mortar required = (Plastering Area x thickness) = 100 m 2 x 0.012m = 1.2 m 3 (This is wet volume of cement mortar (after mixing water) but we need dry volume. As CPWD Mate per cu.m. Your email address will not be published. Volume of plaster = Area of plaster x Thickness of plaster = 9.29 x 0.012 = 0.11 m³. Volume of plaster = 1 x 0.012=0.012 m³. ... called plaster, which is a mixture of lime or cement concrete and sand along with the required quantity of water. Share it with your friends! First we calculate wet volume of plaster and then we will convert that in dry volume. 10% Extra for uneven surface = 1.2 + 10 % 0f 1.2 = 1.32 meter cube. 1. My Friend... it is not clear that you are asking for internal or external plaster???? How to Use Rate Analysis of Plaster Work Calculator? Fill Material Rate as Per Actual, Step – 6. Enter your Plaster Thickness in mm as per shown in the below picture. Step 2:- Volume of Plaster ∵ Volume of plaster = Area of plaster x Thickness of plaster. Required fields are marked *. Dry volume of motor required for plastering = 1.27 X … To calculate the dry volume of mortar, you just need to estimate the wet volume of mortar for your work item and then multiply that wet volume by 1.30. 2. 0.81 of day bhisti, per cu.m.0.27-day coolie, per cu.m. 3. Difference Between 33, 43 and 53 Grade Cement, Difference Between Carpet Area and Built-up Area, Difference Between CPM and PERT/PERT Vs CPM, Difference Between Fat Lime and Hydraulic Lime, Difference Between Flexible Pavement and Rigid Pavement, Difference Between Footing and Foundation, Difference Between Lap Length and Development Length, Difference Between One Way Slab and Two Way Slab, Difference Between Plasticizer And Superplasticizer in Civil. I will consider for both Internal and External plaster. It provides lateral stability by binding all bricks or stones and protects masonry joints. Required fields are marked *. Ratio for Plaster Taken is = 1 : 6. This is the wet volume of cement mortar (after mixing water) but we need dry volume. (The Plaster mortar dry volume of plaster decrease volume of dry cement mortar, so 1.25 time of dry mortar) Wastage of cement mortar 22 % (1.25) extra So, Cement calculation requirement of cement = 1 x 1.25 x 1.22 = 1.52 cu.m, Your email address will not be published. ( Mason, Bhisti, and Coolie Charges in different cells), Enter your Material Rate like Cement and Sand as per shown in the below picture. Volume of plaster = 100 x 0.012=1.2m³. So, volume of plaster = Area of plaster x Thickness of plaster. I’ve talked about this before on the post on how to calculate the dry volume of mortar. So, Cement calculation requirement of cement = 1 * 1.33  = 1.33 cu.m, Multiplay plaster thickmess  = 1.33 * 0.012 (thick Plaster), The required amount of Cement quantity at mortar = 0.01596 Cu.m. as required for the unit work and their prevailing rates may be called as an analysis of rate. Always use measuring box for measuring the quantity of sand and cement at the site. First, we calculate the volume of the plaster (Wet volume) and the volume we calculated is a wet volume (water+wastage+bulking of sand) then we convert this volume into the dry volume. Since wet volume is always less than the dry volume. So, 100 sq.m. if any are changed as per your requirement than change in cells that are shown in below cells. 30th August 2020 by Krunal Rajput Leave a Comment. Plastering is done to protect the surface of masonry from atmospheric influences, especially rain. You can find him on Facebook, Twitter, Tumblr, Instagram and Google News. * 1440 (1440 kg/m Density of cement for 50 k.g). Mix should be done with proper weight mixing or volume mixing. (cement and sand ratio in different cells), Enter your Labour Charges Rate like Mason charges, Bhisti charges, and Coolie Charges as per shown in the below picture. I learned the following formula that hobbyists use for making plaster molds. 3.Divide that water weight by the water to plaster ratio which in the case of No. Area of brick wall for plaster = 3m 3m =9m2. Plastering thickness 12 mm = 12/1000 = 0.012m Volume of cement mortar required = (Plastering Area x thickness) = 100 m 2 x 0.012m = 1.2 m 3 (This is wet volume that means we need this much volume of cement mortar after mixing water, So for dry volume, we have to add 30-35% as bulkage of sand, we are using 35% and wastage as 20%) Difference Between Pre-Tensioning and Post-Tensioning, Difference Between Short Column and Long Column, How to Structural Design a Building/House Step by Step Part-1 (One Way Simply Support Slab), How to Structural Design a Building/House Step by Step Part-2 (Two Way Simply Support Slab), How to Structural Design a Building/House Step by Step Part-3 (Slab Beam Design), How to Structural Design a Building/House Step by Step Part-4 (Column Design), How to Building Construction Process Step by Step, How to Calculate Slab Steel Quantity from Drawing | BBS of Slab, How to Excavation Calculation in Excel Sheet, Building Estimation Step by Step In Excel Sheet, House Construction Cost Calculator Excel Sheet. Get Traffic & Exposure. But we need dry volume to get dry volume to consider 20% bulking of the sand and 15% Wastage of the sand at the site. Additional Cost in Rate Analysis, Step – 7. Calculating Dry Volume of Mortar. The first coat of plaster is applied, scratched and left to dry. That is, for 1m 3 of wet cement mortar, 1.6m 3 of materials are required. Sand = 36x4 = 144 liter = 144 x 1.6 = 230 kg (sand dry bulk density as 1600 kg/cum.) Dry volume of motor required for plastering = 1.27 X … (The Plaster mortar dry volume of plaster decrease volume of dry cement mortar, so 1.33 time of dry mortar), Wastage of cement mortar 33% (1.33) extra. * 100 sq.m. The basis of arriving at a correct and reasonable rate per unit. Step-1:Calculate the dry volume of cement and sand mixture required. Note: The water-cement ratio 0.5 is not fixed it depends on the which type of plaster is going to do or the compressive strength we get after fixing the water-cement ratio in 1: 4 mix. Thickness of plaster varies according to type of work generally it is 6mm and 12-15mm. that are shown in below picture. (The Plaster mortar dry volume of plaster decrease volume of dry cement mortar, so 1.33 time of dry mortar) Wastage of cement mortar 33% (1.33) extra So, Cement calculation requirement of cement = 1 * 1.33 = 1.33 cu.m, =2.6 meter cube x (1 + 0.2 + 0.15)      , Cement: = (Dry volume x Ratio x Density of cement)/Sum of ratio, Cement   : = (3.51 x 1 x 1440)/5   < Density of cement is 1440 kg/meter cube >, Cement   : = 1010.88 kg /50      < 1 bag of cement is 50 kg >, Sand        : = (Dry volume x Ratio x 35.3147)/Sum of ratio, Sand        : = (3.51 x 4 x 35.3147)/5        < 1 meter cube = 35.3147 cubic feet >, Water     : = (Weight of cement x water cement ratio), Water        : = 1010.88 x 0.5     < 0.5 kg water every 1 kg of Cement >. The video is in Hindi or in Urdu. Mix ratio of plaster = cement : sand = 1: 4. water required is around 20% by weight of total dry material = (50+230)x0.2 = 56 liter or kg. Plaster Thickness = 13 mm = 0.013 m   . Required water = … Use a clean container that will hold around 3x the volume of the loose plaster powder, to ensure plenty of space for mixing the paste. m. Cement required = 1/7 X 0.01524 = 0.00217 cu. Dry Volume Of Mortar = 1.95 m 3. Calculation of quantity of cement mortar in brickwork and plaster: ... Procedure for calculation is: 1. At CivilJungle, we clarify civil engineering and publish all the happenings & news of civil engineering. * (8/(1+8)). The Man Behind CivilJungle. requirement as per our experience or CPWD book, this book public by Central Public Works Department, Government of India for easy calculation of the rate analysis, etc. Hey, I am Krunal Rajput. The plaster is manufactured as a dry powder and is mixed with water to form a stiff but workable paste immediately before it is applied to the surface. 0.81-day mason, per cu.m. ... Volume of plaster = L * H * Thickness. The volume of cement mortar required = (Area of Plaster x Thickness), Volume of cement mortar required = 200 x 0.013, Volume of cement mortar required = 2.6  (wet volume). Dry Cement mortar volume = 1.25 convert Wet cement. Step – 5. Then, the plaster can finally be applied to the wall. The dry volume of motor required for plastering = 1.27 X Dry volume of plaster = 1.27 X 0.012 = 0.01524 cu. Difference Between Plinth Level, Sill Level, and Lintel Level. As per calculation of rate analysis in labor consumption per Cu.m. Now the ratio of plaster is taken as 1 : 4 (1 = cement and 4 = sand) By summing up we get 5 2. mortar requirement of sand = 0.0142 Cu.m. About Plaster; 849 kilograms [kg] of Plaster fit into 1 cubic meter; 53.00134 pounds [lbs] of Plaster fit into 1 cubic foot; Plaster weighs 0.849 gram per cubic centimeter or 849 kilogram per cubic meter, i.e. -Shouldn't take more than 1-3 minutes to slowly add the plaster.-Let the plaster sit for a minute of two.-Use your hand to squeeze out the lumps and gently mix for a minute or two. Step 1 : Dry volume of cement mortar :– consider we have plastering area 1m2 and their thickness is 20mm, now calculate wet volume of cement mortar = 1×0.02 = 0.02m3. Use good quality of cement & Sand for plastering. (adsbygoogle = window.adsbygoogle || []).push({}); Your email address will not be published.