13.080.20 土壤的物理特性 标准查询与下载



共找到 240 条与 土壤的物理特性 相关的标准,共 16

This document specifies dry sieving, wet sieving and sedimentation procedures without or following pretreatment of the soil sample.#,,#

Soil quality - Determination of particle size distribution in mineral soil material - Method by sieving and sedimentation (ISO 11277:1998 + ISO 11277:1998 Corrigendum 1:2002)

ICS
13.080.20
CCS
B11
发布
2002-08
实施

1.1 This test method covers laboratory measurement of the effect of freeze-thaw on the hydraulic conductivity of compacted or undisturbed soil specimens (using Test Method D 5084 and a flexible wall permeameter to determine hydraulic conductivity). This test method does not provide steps to perform sampling of, or testing on, in situ soils that have already been subjected to freeze-thaw conditions.1.2 This test method may be used with undisturbed specimens (block or thin-walled) or laboratory compacted specimens and shall be used for soils that have an initial hydraulic conductivity less than or equal to 1E-5 m/s (1E-3 cm/s) (Note 1). Note 18212;The maximum initial hydraulic conductivity is given as 1 E-3 cm/s. This should also apply to the final hydraulic conductivity. It is expected that if the initial hydraulic conductivity is 1 E-3 cm/s, than the final hydraulic conductivity will not change (increase) significantly (that is, greater than 1 E-3 cm/s).1.3 Soil specimens tested using this test method can be subjected to three-dimensional freeze-thaw (herein referred to as 3-d) or one-dimensional freeze-thaw (herein referred to as 1-d). (For a discussion of one-dimensional freezing versus three-dimensional freezing, refer to Zimmie or Othman.)1.4 Soil specimens tested using this test method can be tested in a closed system (that is, no access to an external supply of water during freezing) or an open system.1.5 The values stated in SI units are to be regarded as the standard, unless other units are specifically given. By tradition, it is U.S. practice to report hydraulic conductivity in centimetres per second, although the common SI units for hydraulic conductivity are metres per second. The values are to be calculated and reported in accordance with Practice D 6026.1.6 This standard does not purport to address all of the safety concerns, if any, associated with its use. 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.

Standard Test Method for Determining the Effect of Freeze-Thaw on Hydraulic Conductivity of Compacted or Undisturbed Soil Specimens Using a Flexible Wall Permeameter

ICS
13.080.20
CCS
发布
2002-07-10
实施

Soil quality - Determination of particle density (ISO 11508:1998)

ICS
13.080.20
CCS
B11
发布
2002-05
实施

This is Technical Corrigendum 1 to ISO 11277-1998 (Soil quality — Determination of particle size distribution in mineral soil material — Method by sieving and sedimentation)

Soil quality - Determination of particle size distribution in mineral soil material - Method by sieving and sedimentation; Technical Corrigendum 1

ICS
13.080.20
CCS
B11
发布
2002-03
实施

The document specifies tensiometer methods for determination of pressure potential () of soil water in the range of as low as -85 kPa.

Soil quality - Determination of pore water pressure - Tensiometer methods (ISO 11276:1995)

ICS
13.080.20
CCS
B11
发布
2001-07
实施

Diese ?NORM ist für die Bestimmung der Masseanteile von Korngr??enklassen des Mineralbodens mit Korngr??en < 2 mm gem?? ?NORM L 1050 anzuwenden. Die Masseanteile des Feinbodens umfassen die Korngr??enklassen Sand (S), Schluff (U) und Ton (T). Eine weitere Differenzierung dieser Klassen ist m?glich (zB nach Kornverteilungslinie). Diese Methode ist bis zu einem Masseanteil an Humus von 5 % (gem?? ?NORM L 1080 oder L 1081) ohne Humuszerst?rung anwendbar. Bei Proben mit einem Masseanteil an Humus über 15 % ist diese Methode nicht mehr anwendbar. Bei einem Masseanteil zwischen 5 % und 15 % kann je nach Fragestellung und Boden eine Humuszerst?rung erforderlich sein. Bei einer weiteren Differenzierung der Korngr??enklassen Sand, Schluff und Ton ist eine Humuszerst?rung in jedem Fall vorzunehmen. ANMERKUNG: Eine Zerst?rung der Carbonate ist nicht zweckm??ig.

Physical analysis of soils - Determination of particle size distribution in mineral soils - Part 2: Feinboden

ICS
13.080.20
CCS
发布
2001
实施
2001

Настоящий стандарт распространяется на дисперсные природные, техногенные и мерзлые грунты, состав и состояние которых позволяют произво

Soils. Field test methods by static and dynamic sounding

ICS
13.080.20
CCS
发布
2001
实施
2002-01-01

Diese ?NORM ist für die Bestimmung der Masseanteile von Korngr??enklassen des Mineralbodens mit Korngr??en >2mm gem?? ?NORM L 1050 anzuwenden. Die Masseanteile des Grobbodens umfassen die Korngr??enklassen Kies/Grus und Schotter/Steine/Schutt. Eine weitere Differenzierung dieser Klassen ist m?glich (zB nach Komverteilungs-linie). Bl?cke sind nicht Gegenstand dieser ?NORM. Der Grobboden nimmt an den Speicher- und Austauschvorg?ngen des Bodens nur unwesentlich teil, beeinflusst aber durch sein Volumen den Luft- und Wasserhaushalt.

Physical analysis of soils - Determination of particle size distribution in mineral soils-Part 1: Coarse soil

ICS
13.080.20
CCS
发布
2001
实施
2001

この規格は,4.75 mmふるいを通過した土をモールド内に突固めによって締固めた供試体について,コーンペネトロメーターを用いてコーン指数を求める貫入試験方法について規定する。 なお,この試験は,安定処理した土にも適用できる。 参考 この試験が適用できる安定処理土のコーン指数は,1~1.5 MN/m程度以下とする。

Test method for cone index of compacted soils

ICS
13.080.20
CCS
P13
发布
2000-07-25
实施

この規格は,高有機質土以外の土で.かつ,75 mmふるいを通過した土の細粒分含有率を求める試験方法について規定する。

Test method for fine fraction content of soils

ICS
13.080.20
CCS
P13
发布
2000-07-25
实施

この規格は,2 mmふるいを通過し,75 ?mふるいに95%以上残留する砂の最小密度及び最大密度を求めるための試験方法について規定する。

Test method for minimum and maximum densities of sands

ICS
13.080.20
CCS
P13
发布
2000-07-25
实施

この規格は,自立する塊状の土の湿潤密度を求める試験方法について規定する。

Test method for bulk density of soils

ICS
13.080.20
CCS
P13
发布
2000-07-25
实施

この規格は,土の強熱減量試験方法について規定する。なお.この試験方法は,すべての土を対象とする。

Test method for ignition loss of soils

ICS
13.080.20
CCS
P13
发布
2000-07-25
实施

この規格は,土を片面からの排水を許しながら連続的に一次元圧密し,圧縮性と圧密速度に関する定数を求める試験方法について規定する。細粒分を主体とした透水性の低い飽和土を対象とする。

Test method for one-dimensional consolidation properties of soils using constant rate of strain loading

ICS
13.080.20
CCS
P13
发布
2000-07-25
实施

この規格は,土を一次元的に.かつ,段階載荷によって排水を許しながら圧密し,圧縮性と圧密速度に関する定数を求める試験方法について規定する。細粒分を主体とした透水性の低い飽和土を対象とする。参考 細粒分を主体とした飽和度の低い土の圧縮性を求める場合にも,この規格を準用することができる。

Test method for one-dimensional consolidation properties of soils using incremental loading

ICS
13.080.20
CCS
B11
发布
2000-07-25
实施

この規格は,425?mふるいを通過した土の収縮定数を求める試験方法について規定する。

Test method for shrinkage parameters of soils

ICS
13.080.20
CCS
B10
发布
2000-07-25
实施

この規格は,高有機質土以外の土で,かつ,75 mmふるいを通過した土の粒度を求める試験方法について規定する。

Test method for particle size distribution of soils

ICS
13.080.20
CCS
B10
发布
2000-07-25
实施

4.1 Water flow in nature exerts a force on soils that results in erosion. Erosion potential of a soil is of concern in vegetated channels, road embankments, dams, levees, spillways, construction sites, etc. The jet index method is intended to provide a standard method of expressing erosion resistance; to assist those who work with different soils and soil conditions to measure erosion resistance for design purposes; and to provide a common system of characterizing soil properties to develop performance and prediction relationships. 4.2 The jet index test is not suited for determining erodibility of soils that have structure characteristics larger than the scale of the jet testing device. For example, the erodibility of soil that has a dominant soil structure of 7 to 8 cm or larger (that is, aggregate, clod, or particle size), that might play a key role in the detachment process, should not be estimated with the jet index test. Care should be taken that the test sample and test are representative of expected conditions at the site under investigation. If it is known in advance that the soil will be saturated prior to an erosion event, then the soil should be tested in that condition. At present, the effects of water chemistry on detachment rate are unknown. Therefore, water quality during testing should be simulated as close as possible to the water quality anticipated during actual erosion. Note 1: The quality of the result produced by this standard is depend upon the competence of the personnel performing it, and the suitability of the equipment and facilities used. Agencies that meet the criteria of Practice D3740 are generally considered capable of competent and objective testing and sampling. Users of this standard are cautioned that compliance with Practice D3740 does not in itself assure reliable results. Reliable results depend on many factors; Practice D3740 provides a means of evaluating some of those factors. 1.1 This test method covers the estimation of erodibility of a soil by a jet index method. This test method involves either preparing a field site or obtaining a relatively undisturbed soil sample and the subsequent activities for the determination of the erodibility of soil. This test method also may be run on compacted samples in the laboratory. 1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. 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.

Standard Test Method for Erodibility Determination of Soil in the Field or in the Laboratory by the Jet Index Method

ICS
13.080.20
CCS
发布
2000
实施

This International Standard describes two methods for the determination of particle density of soils calculated from the mass and the volume of soil particles. The first method (4.1) is applicable to fine soil (2 mm diameter). The particle density may be used for the calculation of the proportion of solids and of the porosity of soil layers in combination with the procedure given in ISO 11272.

Soil quality - Determination of particle density

ICS
13.080.20
CCS
发布
1999-03-05
实施
1998-10-01

4.1 This test method was designed principally for clay granular carriers and clay-based granular formulations, but need not be limited to these materials. 4.2 This procedure is applicable to granules in the range from 8 to 60 mesh (2.36 to 0.25 mm). 4.3 The sieve sizes used to calculate total particle count will be called the desired range and should be specified as part of the test results. 1.1 This test method is used to determine the number of particles per pound of granular carriers and granular pesticide formulations. 1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. 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. For specific precautionary statements, see Section 6.

Standard Test Method for Particle Counts Per Pound of Granular Carriers and Dry-Applied Granular Formulations

ICS
13.080.20
CCS
发布
1999
实施



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