proctor modificado astmdibujo libre para colorear

6.7 Sieves—3⁄4 in. Proctor Modificado. The values of optimum water content and modified maximum dry unit weight are determined from the compaction curve. Se utiliza para compactar la muestra del suelo en los moldes proctor modificado. (9.5 mm). The rammer shall fall freely through a distance of 18 6 0.05 in. NOTE 4—Results have been found to vary slightly when a material is tested at the same compactive effort in different size molds. Note 2--The equipment and procedures are the same as proposed by the U.S. Manual de ensayo ASTM D 698-78 en español. ASTM D 1557. e1 NOTE—Paragraph 10.4.3 was corrected editorially in November 2003. En esta prueba el suelo es compactado en un molde que tenga un volumen de 943.3 cm3 (1/30 ft3). En la presente norma se establece el proceso para definir la relación que hay entre la humedad y la densidad de un suelo compactado en un molde normalizado a través de un pisón de 4,5 kg en caída libre desde una altura de 460 mm, . Sieve the soil through No: 4 sieve & reject the coarser material. 2. A specimen having a water content close to optimum should be prepared first by trial additions of water and mixing (see Note 8). 12.1.10 Origin of material used in test, for example, project, location, depth, and the like. OBJETIVO Determinar el peso volumétrico seco máximo (γdmáx.) A1.4.1.8 Calculate the mass of water in the mold by subtracting the mass determined in A1.4.1.2 from the mass determined in A1.4.1.6. Se encontró adentro – Página 1709Las densidades máximas secas determinadas por medio del procedimiento de compatación tipo Proctor Modificado ( ASTM D 1557 ) y mediante procedimientos vibratorios descritos en el ASTM D 4253 son presentadas y comparadas para 22 ... 1.4 If the test specimen contains more than 5 % by mass of oversize fraction (coarse fraction) and the material will not be included in the test, corrections must be made to the unit weight and water content of the test specimen or to the appropriate field in place density test specimen using Practice D 4718. The modified effort test (see 3.2.2) is sometimes referred to as the Modified Proctor Compaction Test. Ronald F. Clayton A1.4.2.2 Using the vernier caliper, measure the inside height of the mold by making three measurements equally spaced around the circumference of the mold. Se encontró adentro – Página 12Las normas NLT-107/98 (Apisonado Proctor normal; UNE103500: 1994) y NLT108/98 (Apisonado Proctor modificado) muestran el ... Primero, el Sistema Unificado de Clasificación de Suelos (USCS-ASTM), basado en el análisis granulométrico, ... Inicio. Originally published as D 1557 – 58. Incluye base y collar, zincado. NOTE 3—For relationships between unit weights and water contents of soils with 30 % or less by weight of material retained on the 3⁄4-in. For very wet or dry soils, soil or water may be lost if the base plate is removed. A1.4.1.10 When the base plate is used for the calibration of the mold volume repeat steps A1.4.1.3-A1.4.1.9. 3.2.5 test fraction (finer fraction), PF (%)—the portion of the total sample used in performing the compaction test; it may be fraction passing the No. Otherwise, a specific gravity test (Test Method D 854) is necessary. 1 D 1557 – 02e1 Content for Soils Containing Oversize Particles3 D 4753 Specification for Evaluating, Selecting and Specifying Balances and Scales For Use in Soil, Rock, and Construction MaterialsTesting3 D 4914 Test Methods for Density of Soil and Rock in Place by the Sand Replacement Method in a Test Pit3 D 5030 Test Method for Density of Soil and Rock in Place by the Water Replacement Method in a Test Pit4 E 1 Specification for ASTM Thermometers5 E 11 Specification for Wire-Cloth Sieves for Testing Purposes5 E 319 Practice for the Evaluation of Single-Pan Mechanical Balances5 IEEE/ASTM SI 10 Standard for Use of the International System of Units (SI): The Modern Metric System weight may not be well defined, and can be less than obtained using Test Methods D 4253. This data, when plotted, represent a curvilinear relationship known as the compaction curve. 2. Se encontró adentro – Página 153... en el método de Peltier es pequeño: IP, LL y tanto por ciento que pasa por el tamiz número 40 (ASTM); es decir, ... LL), algunos aspectos de la granulometría (a través del IG) y la densidad al 100 % del Proctor normal o modificado, ... Consulte una amplia gama de proctor molde en Alibaba.com que están equipados con software y funciones inteligentes. Excavations. El suelo, una grava arenosa bien graduada (GW), fue compactado en cinco capas mediante 56 golpes del martillo estandarizado de 10 lb cayendo desde una altura de 18". 1.3.2.6 Other Use—If this method is not specified, materials that meet these gradation requirements may be tested using Method C. 1.3.3 Method C: 1.3.3.1 Mold—6-in. When degradation occurs, the maximum dry-unit weight increases (4) so that the resulting laboratory maximum value is not representative of field conditions. 4 (4.75-mm) sieve in Method A, minus 3⁄8-in. 10.4.5 In operating the manual rammer, take care to avoid lifting the guide sleeve during the rammer upstroke. The walls of the mold may be solid, split, or tapered. (9.53-mm) sieve and less than 30 % by mass of the material is retained on the 3/4-in. Water content increments should not exceed 4 %. The method used shall be as indicated in the specification for the material being tested. Densidad-Humedad en probetas de suelo-cemento (ASTM D 558) Mojado y secado en . Both agencies use a different term for these density correction factors. 1.2 These test methods apply only to soils (materials) that have 30 % or less by mass of their particles retained on the 3/4-in. The method of attachment to the rigid foundation shall allow easy removal of the assembled mold, collar and base plate after compaction is completed. 2. All rights reserved. EJERCICIOS DE COMPACTACIÓN 1.- Se ha ejecutado un ensayo de compactación tipo Proctor Modificado, utilizando un molde 15.22 cm de diámetro, 11.66 cm de altura y 2687 g de peso. Con los resultados obtenidos se desarrolló un cuadro resumen para calcular la variación Current edition approved Nov. 10, 2002. Se encontró adentro – Página 100... Proctor Modificado - AASHO T - 180-57 / Equiv . de areia - DNER - APT M54-63 / Ensaio de Indice Suporte Califórnia ( CBR ) -DNER - ME49-64 / Dens . máx . ou min . de solo granular ASTM D2049 / Cisalhamento direto lento - ASTM ... 1.3.3.3 Layers—Five. • balanza de 0. el molde de φ = 4' ' y volumen 1/ 30 ft3. (ASTM D 1883) Peso unitario por el método del cono de arena (ASTM D 1556) Peso unitario por el método del volumenómetro (ASTM D 2167) Cloruros solubles en agua (ASTM D1411) Mezclas estabilizadas. 255-260. Underground works Including geotechnics Earth-moving machinery, see 53.100). 2. If no method is specified, the choice should be based on the material gradation. NOTE 1—Soils and soil-aggregate mixtures should be regarded as natural occurring fine- or coarse-grained soils or composites or mixtures of natural soils, or mixtures of natural and processed soils or aggregates such as silt, gravel, or crushed rock. CONTENIDO: Las redes viarias - Actividades de la ingeniería de carreteras - Las administraciones varias - Los vehículos - El conductor y el peatón - Variables características del tráfico por carretera - Estudios de tráfico - Capacidad ... For the purpose of selecting 9. (457.2 6 1.3 mm) from the surface of the specimen. Determine the water content of the processed soil. Se encontró adentro – Página 48Setiembre 2005 simple , correspondiente a una densidad de material del orden de la máxima de Proctor establecida en 10:11 ... americanas ASTM D - 698 para el ensayo Proctor estándar y la ASTM D - 1557 para el ensayo Proctor modificado . Thoroughly mix each specimen to ensure even distribution of water throughout and then place in a separate covered container and allow to stand in accordance with Table 1 prior to compaction. (152.4-mm) mold, a sector face rammer may be used in place of the circular face rammer. Proctor Modificado (T-180) (ASTM D 1557) Valor soporte (C.B.R.) 1.3.1.2 Material—Passing No. Lightly tamp the soil prior to compaction until it is not in a fluffy or loose state, using either the manual compaction rammer or a 2 in. ENSAYO DE PROCTOR MODIFICADO ASTM D1557 1. If you are an ASTM Compass Subscriber and this document is part of your subscription, you can access it for free at ASTM Compass ASTM D1557 - 12(2021) Standard Test Methods for Laboratory Compaction Characteristics of Soil Using Modified Effort (56,000 ft-lbf/ft 3 (2,700 kN-m/m 3)) 12.1.5 Modified maximum (optimum) dry unit weight, to the nearest 0.5 lbf/ft3. La organización internacional de estándares American Society for Testing and Materials (ASTM) define en sus normas el ASTM D-698 para el ensayo Proctor Normal y la ASTM D-1557 para el Proctor Modificado. If it does, there is an error in specific gravity, in measurements, in calculations, in testing, or in plotting. Mix the soil frequently during drying to maintain even water content distribution. 10.5 Following compaction of the last specimen, compare the wet unit weights to ensure that a desired pattern of obtaining data on each side of the optimum water content will be attained for the dry unit weight compaction curve. (101.6-mm) diameter. To handle these large voids, standard test methods (laboratory or field) typically have to be modified using engineering judgement. 3. n universidad nacional de ingenierÍa facultad de ingenierÍa civil primer taller de mecanica de suelos - marzo 2006 3 • molde.- 6 pulg. 1. Fabián Caballero PROCTOR ESTANDAR ASTM D698 PROCTOR MODIFICADO ASTM D1557. [.] D 1557 – 02e1 mation uses D ratio (or D – VALUE), while the U.S. NOTE 12—Specific gravity may be estimated for the test specimen on the basis of test data from other samples of the same soil classification and source. Hold the guide sleeve steady and within 5° of vertical. ENSAYO PROCTOR Por: Lic. It is scientifically undesirable to combine the use of two separate systems within a single standard. Made of plated steel. Sé el primero en valorar "Ensayo de proctor Modificado ASTM D-1557 / MTC E116-2000" Cancelar la respuesta. Proctor estándar y Modificado El término compactación se utiliza en la descripción del proceso de densificación de un material mediante medios mecánicos.El incremento de la densidad se obtiene por medio de la disminución de la cantidad de aire que se encuentra en los espacios vacíos que se encuentra en el material, manteniendo el contenido de humedad relativamente constante. 1.6 The values in inch-pound units are to be regarded as the standard. Record the values to the nearest 0.001 in. Note 1--Soils and soil-aggregate mixtures should be regarded as natural occurring fine- or coarse-grained soils or composites or mixtures of natural soils, or mixtures of natural and processed soils or aggregates such as silt, gravel, or crushed rock. CivilGeek. 10.1.3 Prepare the soil specimens for testing in accordance with 10.2 (preferred) or with 10.3. Se encontró adentro – Página 59Las principales normativas que definen estos ensayos son las normas ASTM D 698 (2012) para el ensayo Proctor estándar y ASTM D 1557 (2012) para el ensayo Proctor modificado. También las normas AASHTO T-99 (2010) y AASHTO T-180 (2010) ... Record values to the nearest 0.001 in. (19.0-mm) sieve in Method C. 2. rd 5 rm w 1 1 100 where: rd = dry density of compacted specimen, Mg/m3, and FIG. Proctor Estándar ASTM D - 1140 y D - 1557 Se compacta en un molde cilíndrico de volumen 9.44 x 1024 m^3, el martillo tiene un peso de 2.5 Kg que cae desde una altura 305 mm. [.] UNE 103 502-95 / ASTM D 1883 1.27 Incremento en el precio de los ensayos de compactación por la preparación de las fracciones granulares para la sustitución de los suelos. uts- 0604 molde proctor modificado astm uts- 0606 martillo compactador para suelos proctor modificado astm. ensayo de p modificado by ricardo1carrillo1roj. 1.3.2.4 Blows per layer—25. gd 5 62.43 rd in lbf/ft3 (3) or gd 5 9.807 rd in kN/m3 where: gd = dry unit weight of compacted specimen. The rammer shall be replaced if the striking face becomes worn or bellied to the extent that the diameter exceeds 2.000 6 0.01 in. © 2021 Document Center Inc. Assemble the mold, base and extension collar. When preparing the material by passing over the 3⁄4-in. (0.02 mm). (116.4 6 0.5 mm) and a volume of 0.0333 6 0.0005 NOTE 5—Success in executing the compaction control of an earthwork project, especially when a method specification is used, is highly dependent upon the quality and experience of the “contractor” and “inspector”. Agencies that meet the criteria of Practice D 3740 are generally considered capable of competent and objective testing/sampling/inspection/etc. For this work, a higher efficiency was reached using a pneumatic compacting equipment of larger mass and larger head diameter, for. Determine and record the absolute density of water from Table A1.1. Se encontró adentro – Página 903... normalizado por A.A.S.H.O. - T 99-38 ( A.S.T.M. - D 698-42 T ) derivado del propuesto originalmente por Proctor y ... se normalizó con la designación de “ A.A.S.H.O. modificado " T 180 - 57 ( A.S.T.M. 1557 - 58 T ) el mismo ensayo ... 5.3.1 Oversize Fraction—Soils containing more than 30 % oversize fraction (material retained on the 3⁄4-in. 1.3.1.3 Layers—Five. Last previous edition D 1557 – 00. Scribd is the world's largest social reading and publishing site. 12.1.12 Oversize correction data if used, including the oversize fraction (coarse fraction), Pc in %. Underground works), 93.020 (Earthworks. Compactación, Método Proctor Modificado (Compactador Automático). 1000 V moist density of compacted specimen, Mg/m3, mass of moist specimen and mold, kg, mass of compaction mold, kg, and volume of compaction mold, m3(see Annex A1). Compactación Proctor Modificado (incluye gravedad especifica y % de fracciones . The selection of water content (w), either wet or dry of optimum (wo) or at optimum (wo) and the dry unit weight (gdmax) may be based on past experience, or a range of values may be investigated to determine the necessary percent of compaction. 1.3 Three alternative methods are provided. Address: Copyright © 2021 VSIP.INFO. The method used shall be as indicated in the specification for the material being tested. (4" ó 6") de diámetro con un martillo de 44.5kN (10lbf) que se . Lightly grease the top of the mold. 10.4.2 Assemble and secure the mold and collar to the base plate. 1.3.1 Method A:1.3.1.1Mold--4 in. 1.2 These test methods apply only to soils (materials) that have 30 % or less by mass of their particles retained on the 3/4-in. (1) Added Practice D 3740 to Referenced Documents. Ensayo de compactación. Esta prueba de compactación Proctor estándar, esta elaborada en base a ASTM D-698 (ASTM, 1982) y AASHTO T-99 (AASHTO, 1982). 10.4.6 Following compaction of the last layer, remove the collar and base plate from the mold, except as noted in 10.4.7. 1.3.1.4 Blows per layer—25. (0 to 150 mm) and readable to at least 0.001 in. universid ad nacio nal de ingeniería facultad de ingeniería civil primer taller de mecanica de suelos - marzo 1 compactacion de suelos en laboratorio . peso agua mold adicional(ml) e (gr) 58,8 176,4 294,1 411,8 529,4 647, FACULTAD DE INGENIERIA ESCUELA PROFESIONAL DE INGENIERIA CIVIL MECANICA DE SUELOS I Ing. The mechanical rammer shall meet the calibration requirements of Test Methods D 2168. ASTM D 1557 Standard Test Methods for Laboratory Compaction Characteristics of Soil Using Modified Effort (56,000 ft-lbf/ft3(2,700 kNm/m3)) 10.2.1 Prepare at least four (preferably five) specimens having water contents such that they bracket the estimated optimum water content. ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard. When the base plate is being used in lieu of the bottom plastic 8 D 1557 – 02e1 top of the mold and six times at the bottom of the mold spacing each of the six top and bottom measurements equally around the circumference of the mold. Pass the material through the appropriate sieve: No. Standard Test Methods for Laboratory Compaction Characteristics of Soil Using Modified Effort (56,000 ft-lbf/ft. The mechanical rammer shall be equipped with a positive mechanical means to support the rammer when not in operation. Se encontró adentro – Página 19Flexión con peso de 1 hom Ensayos de Labo ratorio - Granulometria ( ASTM ) . Limites Atterberg . - Absorción en depósito con 1 cm . de agua . - Proctor standard ( sue los compactados ) . - Vicat modificado ( tra bajabilidad suelos no ... The modified effort test (see 3.2.2) is sometimes referred to as the Modified Proctor Compaction Test. Repeat the appropriate preceding operations on the bottom of the specimen when the mold volume was determined without the base plate. (9.5-mm) sieve.1.3.2.3 Layers--Five.1.3.2.4Blows per layer--25.1.3.2.5Use--Shall be used if more than 20 % by mass of the material is retained on the No. 35 1 5MB Read more. PROCTOR MODIFICADO. Bada Alayo Delva PRACTICA DE LA, ENSAYO DE COMPACTACION ASTM D1557 Peso suelo + molde Peso del molde Peso suelo humedo compactado Peso volumetrico humedo Recipiente N° Peso suelo humedo + tara Peso suelo seco + tara Tara Peso del agua Peso suelo seco Contenido de agua Peso volumetrico seco 7640 3085 4555 2.165 7770 3085 4685 2.227 7875 3085 4790 2.277 7815 3085 4730 2.248 62.8 60.73 22.62 2.07 38.11 5.43 2.053 72.62 69.13 22.69 3.49 46.44 7.52 2.071 66.61 62.86 22.58 3.75 40.28 9.31 2.083 68.44 63.58 22.68 4.86 40.9 11.88 2.009 Densidad s ec a (gr/cm 3) MAXIMA DENSIDAD SECA (gr/cm3) OPTIMO CONTENIDO DE HUMEDAD (%) 2.204 gr/cm3 8.00% + 5.8 346.2 2 22 2 2.100 2 2.080 2 2 2 2.060 22 22 2 2 2 2 2.040 2.020 2.000 5.00 6.00 7.00 8.00 9.00 10.00 Contenido de humedad (%) METODO " C " - BASE 3/4" 3/8" N°4. Se encontró adentro – Página 257... adecuadamente cargas previstas dentro de deformaciones permitidas Los rellenos deberán ser adecuadamente compactados artificialmente para mínimo del 95 % del grado de compactación por densidad Proctor Modificado ( NORMA ASTM ) . 40 3 228KB Read more A1.4.1.6 Determine the mass of the mold, plates and water and record to the nearest 0.01 lbm (1 g). Note 2--The equipment and procedures are the same as proposed by the U.S. Therefore, the field sample should have a moist mass of at least 50 lbm (23 kg) and 100 lbm (45 kg), respectively. 12.1.2 Preparation method used (moist or dry). A1.5 Comparison of Results A1.5.1 The volume obtained by either method should be within the volume tolerance requirements of 6.1.1 and 6.1.2. 1.3.4 The 6-in. *A Summary of Changes section appears at the end of this standard. Optimum water content is typically slightly less than the plastic limit. Our partners will collect data and use cookies for ad targeting and measurement. A continuación se describirán todas sus especificaciones y procedimiento de compactación. Corps of Engineers in 1945. Peso 4,5 + 0.01 kg (10 lb) Caída de 457,2 mm (18") diámetro de 50.8 + - 0.13 mm. 8. (2) Added a new note on the use of Practice D 3740 to Section 5. A1.3 Precautions A1.3.1 Perform this method in an area isolated from drafts or extreme temperature fluctuations. (50.8-mm) diameter cylinder. Learn how we and our ad partner Google, collect and use data. Densidad por compactación modificada o Próctor modificado Métodos: ASTM D1557, UNE 103.501, NCh 1534/2 (MCV8), NTP 139.141 Dicho estudio se realiz en el LABORATORIO DE MECNICA DE SUELOS de la UNIVERSIDAD SAN PEDRO, utilizando los ensayos basados en las normas . UNE 103 400-93 / ASTM D 2116 13 1.29 Los ensayos más importantes son el Proctor Normal o estándar (T 99) y el Proctor modificado (T 180). A1.4.1.9 Calculate the volume of water by dividing the mass of water by the density of water and record to the nearest 0.0001 ft3(1 cm3). All rights reserved. (sin incluir ensayo Proctor) a partir del ensayo Proctor modificado. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility. La prueba del Proctor Estándar es generalmente para Take sufficient quantity of representative soil, air dry & pulverize it with a rubber mallet. Laboratory Compaction Characteristics of Soil Using Modified Effo, MUNICIPALIDAD PROVINCIAL DE SAN ROMAN JULIACA GERENCIA DE DESARROLLO URBANO 10.3.2 Use approximately 5 lbm (2.3 kg) of the sieved soil for each specimen to be compacted using Procedure A or B, or 13 lbm (5.9 kg) using Method C. Add the required amounts of water to bring the water contents of the specimens to the values selected in 10.3.1. (73.7 6 0.5 mm). Martillo Compactador Proctor Modificado. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Se encontró adentro – Página 246Proctor, Ralph Roscoe (Illinois, 1894 - Los Ángeles, 1962) 2.3.4.13 Compactación de suelos: ensayos Proctor La compactación es un proceso mecánico que ... En 1958, la ASTM incorporó a sus estándares el ensayo Proctor modificado. 1.3.4 The 6-in. (101.6 or 152.4 mm) diameter mold with a 10-lbf. Thoroughly break up the aggregations in such a manner as to avoid breaking individual particles. If the desired pattern is not obtained, additional compacted specimens will be required. 1.6.1 In the engineering profession it is customary practice to use, interchangeably, units representing both mass and force, unless dynamic calculations (F = Ma) are involved. 10.3 Dry Preparation Method—If the sample is too damp to be friable, reduce the water content by air drying until the material is friable. (5) CRC Handbook of Chemistry and Physics, David R. Lide, Editor-inChief, 74th Edition, 1993–1994 9 D 1557 – 02e1 SUMMARY OF CHANGES In accordance with Committee D18 policy, this section identifies the location of changes to this standard since the last edition (2000) that may impact the use of this standard. 6.8 Mixing Tools—Miscellaneous tools such as mixing pan, spoon, trowel, spatula, spray bottle, etc., or a suitable mechanical device for thoroughly mixing the sample of soil with increments of water. A1.4.2.4 Calculate the volume of the mold and record to the nearest 0.0001 ft3 (1 cm3) using Eq A1.1 (for inch-pound) or Eq A1.2 (for SI): or glass plate determine the mass of the mold, base plate and a single plastic or glass plate to be used on top of the mold to the nearest 0.01 lbm (1 g) and record. 9.2 Check that the rammer assembly is in good working condition and that parts are not loose or worn. El objeto de este ensayo es determinar en un suelo la relac ión entre la densidad seca y densidad humedad, y defi nir la densidad seca máxima y la humedad óptima, que alcanza un suelo a una energía de compactación determinada . 6. Resumen Ejecutivo 102 Propósito y Alcance 103 Materiales 104 Preparación de la from MECANICA SUELOS at Escuela Militar de Ingenieria Proctor Compaction Test 3.2 Definitions of Terms Specific to This Standard: 3.2.1 modified effort—the term for the 56 000 ft-lbf/ft3 (2700 kN-m/m3) compactive effort applied by the equipment and methods of this test. (A1.1) (A1.2) volume of mold, ft3 (cm3), average height, in. 5.3.1.3 The use of the replacement technique (Test Method D 1557–78, Method D), in which the oversize fraction is replaced with a finer fraction, is inappropriate to determine the maximum dry unit weight, gdmax, of soils containing oversize fractions (3). At water contents dry of optimum soils tend to crumble; wet of optimum soils tend to stick together in a sticky cohesive mass. Calculation 11.1 Calculate the dry unit weight and water content of each compacted specimen as explained in 11.3 and 11.4. Clasificación de suelos (ASTM D2487-11)* Densidad de partículas sólidas (NCh 1532.Of80) Humedad Natural (NCh 1515.Of79) Proctor modificado (NCh 1534/2.Of79) CBR (NCh 1852/2.Of81) Densidad natural seca (DSNR BD P14 B-1)* Densidad máxima (ASTM D4253-06) Densidad… Área de Suelos Tu dirección de correo electrónico no será publicada. It is common practice to first determine the optimum water content (wo) and maximum dry unit weight (gdmax) by means of a compaction test. (ASTM D854) Próctor Estándar y Modificado (ASTM D1557, ASTM D698) Peso Unitario Volumétrico (ASTM 7263) (457-mm), subjecting the soil to a total compactive effort of about 56 000 ft—lbf/ft3 (2700 kN-m/m3). Make any TABLE 1 Required Standing Times of Moisturized Specimens Classification GW, GP, SW, SP GM, SM All other soils 5 Minimum Standing Time, h no requirement 3 16 D 1557 – 02e1 Prior to compaction, place the loose soil into the mold and spread into a layer of uniform thickness. (19.0-mm) sieve. (sucs) clasf. (152.4-mm) diameter. FIG. 4 (4.75-mm), 3⁄8-in. Corps of Engineers uses Density Interference Coefficient (Ic). mm 0.016 0.026 0.032 0.028 1⁄2 21⁄2 25⁄8 4 41⁄2 4.584 43⁄4 6 61⁄2 65⁄8 63⁄4 81⁄4 0.41 0.66 0.81 0.71 12.70 63.50 66.70 101.60 114.30 116.43 120.60 152.40 165.10 168.30 171.40 208.60 ft3 cm3 (0.0333) 0.0005 1⁄13.333 (0.0750) 0.0011 943 14 2,124 31 ⁄ 1 30 6 D 1557 – 02e1 specimen is used, break it up to facilitate drying. 5.3 Experience indicates that the methods outlined in 5.2 or the construction control aspects discussed in 5.1 are extremely difficult to implement or yield erroneous results when dealing with some soils. Ch1534/2 - 79 ASTM D1557. (152.4 mm) mold. 6.1.1 Mold, 4 in.—A mold having a 4.000 6 0.016-in. Learn how we and our ad partner Google, collect and use data. 6.6 Straightedge—A stiff metal straightedge of any convenient length but not less than 10 in. (19.0-mm) straight cylindrical section beneath it. 4 (4.75-mm) sieve. If it is necessary to use the base plate, as noted in 10.4.7, place the greased mold onto the base plate and secure with the locking studs. NOTE 11—The 100 % saturation curve is sometimes referred to as the zero air voids curve or the complete saturation curve. Document Center Inc. is an authorized dealer of ASTM standards. 4 (4.75-mm) sieve and 20 % or less by mass of the material is retained on the 3/8-in. Martillo Proctor Modificado. If the fifth layer does extend above the top of the mold by more than 1⁄4 in. 8.2 Determine the percentage of material (by mass) retained on the No. (sucs) clasf. FIG. (101.6 or 152.4 mm) diameter mold with a 10-lbf. Compactacion Proctor Modificado. A1.4.1.4 Slide the second plate over the top surface of the mold so that the mold remains completely filled with water and air bubbles are not entrapped. General Industrial Controls Private Limited at 107, Sector No. 12.1.11 Compaction curve plot showing compaction points used to establish compaction curve, and 100 % saturation curve, point of maximum dry unit weight and optimum water content. 3.2.4 oversize fraction (coarse fraction), Pc (%)—the portion of total sample not used in performing the compaction test; it may be the portion of total sample retained on the No. 1.3.3.4 Blows per layer—56. 5 2 Annual Book of ASTM Standards, Vol 04.09. rm 5 where: rm = = Mt Mmd = V = ~Mt 2 Mmd! Conversions are given in the SI system in accordance with IEEE/ASTM SI 10. The striking face of the rammer shall be planar and circular, except as noted in 6.2.2.1, with a diameter when new of 2.000 6 0.005 in.

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