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get price2018-19 Guide to Calculating School Grades, District Grades and the Federal Percent of Points Index . Overview 1 Overview. School grades provide an easily understandable metric to measure the performance of a school. Parents and the general public can use the school grade and its associated components to understand

get priceAug 20, 2019· #Engineeringtactics In this video I discussed about the M30 grade of concrete and also Design mix proportion of concrete on site, this is also called as volume batching. Concrete mix proportion of ...

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get priceAPPENDIX 1 MIX DESIGN A1.1 TARGET STRENGTH The majority of the construction works in study area are residential buildings with multiple floors and they are not more than three floors. The minimum grade of concrete recommended is M30 (IS: 456-2000) and a target strength of 38.25 MPa is fixed in this work. Also, this work is carried out to

get priceMay 17, 2017· Concrete Mix design of M5, M7.5, M10, M15, M20, M25, M30 and higher grades of concrete is calculated as below: The procedure for finding the different grades of concrete mixes are same. The below mentioned method can be applied to any grade of concrete by changing the values.

get priceMar 27, 2017· Grades Of Concrete: In IS: 456-1978, the different grades of concrete are given as M10, M25, M20, M25, M30, M35, and M40. In the classification of concrete mix, the letter M denotes the Mix and the numbers 10, 15, 20, 25, 30, 35, 40 represent the predetermined works cube strength of 15 cm cubes after curing of 28 days in N/mm2.

get priced) For structural bolting: 70000 N (M12), 95500 N (M14) and 130000 N (M16) Mass and Weight - the difference ; Bolt Torque Calculator; US Bolts - Tensile Strength and Proof Loads ; Proof Load. Proof load is defined as the maximum tensile force that can be applied to a …

get priceWeighted grade calculation. The weighted grade is equal to the sum of the product of the weights (w) in percent (%) times the grade (g): Weighted grade = w 1 ×g 1 + w 2 ×g 2 + w 3 ×g 3 +... Example. Math course with grade of 80 and weight of 30%. Biology course with grade of 90 and weight of 50%. History course with grade of 72 and weight of ...

get priceMetric bolt grades and strength calculator to show proof strength, tensile strength, Vickers / Brinell hardness, minimum breaking torque and stress area of metric bolts and screws made of carbon steel and alloy steel with designations 4.6, 4.8, 5.8, 8.8, 9.8, 10.9 and 12.9.

get priceM20 (1 cement :1.5 sand :3 stone/brick aggregate). To determine the proportions you have to perform mix design, for this you have to find out the sp.gr. of cement, CA, FA, and water cement ratio ...

get priceConcrete mix design is required to achieve target strength in structures. Concrete Mix design calculation of M20, M25, M30 grade of concrete with example.

get priceDec 10, 2018· Calculation of Cement, Sand, Aggregate and Water Quantity of all Grade || M5,M7.5,M10,M15,M20,M25 || - Duration: 15:29. Civil Engineer Deepak Kumar 36,849 views

get priceSep 21, 2015· mix design m30 1. q.no. design a concrete for strength m30 (i.e.30 w ͽͽ ) specification of materials:- a) grade designation : m30 b) type of cement : opc 53 grade c) max nominal size of : 20mm down aggregate d) min. cement contnt : 320 ͭx ͽ e) water cement ratio : 0.45 f) workability : 75mm slump g) exposer condition : severe (r.c.c) h) method of concrete : manual placing i) max.

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get priceCalculate the concrete quantity required in cubic meter and then multiply the quantity with the cement sand and aggregate for 1 cubic meter of concrete. In your case Volume of concrete = 1.7 x 1.7 x 0.5 = 1.4 cu.m It looks like you are using m20 grade mix with extra sand. If you follow that mix proportion then to calculate use this following ...

get priceThis test rates text on a U.S. school grade level. For example, a score of 8.0 means that an eighth grader can understand the document. For most documents, aim for a score of approximately 7.0 to 8.0. The formula for the Flesch-Kincaid Grade Level score is: (.39 x ASL) + (11.8 x ASW) – 15.59 . where:

get priceConcrete Ingredients Calculation. For Cement, Sand and Coarse Aggregate. This is a Volumetric Calculation. Assuming we need 2 m 3 of concrete for M20 Concrete Mix, (Mix Ratio, M20 = 1 : 1.5 : 3) Total Part of the Concrete = 1+1.5+3 = 5.5 Parts. Therefore, Cement Quantity = (Cement Part / Concrete Parts ) * Concrete Volume

get priceThe calculator below can be used to calculate the torque required to achieve a given axial bolt force or load. The calculator is generic an can used for imperial and metric units as long as the use of units are consistent. ... The proof load for a M30 metric bolt grad 8.8 is 337000 N. The torque required to achieve this tension with a dry bolt ...

get priceAnswer / brajesh kaurav. ratio of M10-1:3:6 M15-1:2:4 M20-1:1.5:3 that rattio is nominal mix basis.above M20,than mix design is preford.basically M25 consider is 1:1:2

get priceM-30 CONCRETE MIX DESIGN . As per IS 10262-2009 & MORT&H . A-1. Stipulations for Proportioning: 1. Grade Designation : M30: 2. Type of Cement: OPC 53 grade confirming to IS-12269-1987

get priceThe values provided by this calculator are for estimation purposes only. Actual weight values may vary from those provided here and, though we try to make the values as accurate as possible, Portland Bolt makes no claims about accuracy and accepts no liability …

get priceCalculating Grade From A Map One way to calculate the grade of a hill is with a map that shows the altitudes of locations. For example, you've measured out a distance of 3 miles (run) with a change in altitude of 396 feet (rise). First, the units must be made consistent, so we convert 3 miles to 15,840 feet. grade = (rise ÷ run) * 100

get priceJan 29, 2018· Normally you would find at various places that ratio of various constituents in M30 is 1:1:1. But ideally for all the mix of M25 and above proportion should be determined after doing design mix.if we take case of india IS code 456:2000 strictly as...

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get pricehow do we calculate quantity of cement, sand and aggregates in 1 m3 of M30 grade concrete ?.. Answer / subilash .s(civil engineer) for designing 1m3 concrete of M25 mix the ratio is 1:1:2

get priceApr 08, 2014· Step-3. Target Strength Calculation. Calculate the target compressive strength of concrete using the formula given below. f ck ' = f ck + 1.65s. Where, f ck ' = Target compressive strength at 28 days in N/mm 2.. f ck = Characteristic compressive strength at 28 days in N/mm 2. (same as grade of concrete, see table below)

get price1. Number of test results of sample s - The total number of test strength of samples required to constitute an acceptable record for calculation of s tandard deviation shall be not le ss than 30, Attempts should be made to obtain from the 30 samples of motor cubes or concrete cubes (taken from site or laboratory) based on you requirement, as early as possible.

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