atures west african standard compaction energy

Request a quotation

Simply complete the form below, click submit, you will get the price list and a GM representative will contact you within one business day. Please also feel free to contact us by email or phone. ( * Denotes a required field).

Effect-of-Sample-Re-use-on-the-Compaction-Characteristics ...

Index Terms — Lateritic soil, re-use sample compaction, fresh sample compaction, gravel content, maximum dry density, optimum moisture content, statistical analysis 1. INTRODUCTION. Laterite soil consisting of gravelly and sandy materials for pavement use occurs widely in many African sub-regions.

Get Price

Africa - Economy | Britannica

Africa - Africa - Economy: With the exception of South Africa and the countries of North Africa, all of which have diversified production systems, the economy of most of Africa can be characterized as underdeveloped. Africa as a whole has abundant natural resources, but much of its economy has remained predominantly agricultural, and subsistence farming still engages more than 60 .

Get Price

IJSER

compaction energy: British Standard Light (BSL) energy level consisting of a 2.5 kg rammer falling 300 mm into three layers in a British Standard mould, each receiving twenty seven (27) blows. In the West African Standard Compaction (WASC) test. It is the same procedure but a 4.5 kg rammer was used

Get Price

Some geotechnical properties of two laterite soils ...

Mar 01, 1989· However, while the granite gneiss derived laterite soil will be suitable when compacted at the energy of the Standard Proctor (0.60 MNm/m'), the amphibolite derived laterite soil may need to be compacted at at least the energy of the West African Compaction (1.07 MNm/m').

Get Price

COMPACTION BEHAVIOUR OF PERIWINKLE SHELL ASH .

Standard Proctor (BSL), West African standard (WAS) or "intermediate" and modified proctor (BSH) compaction energy were used. 2.5 Unconfined Compression Strength Test The unconfined compression strength (UCS) was deter- mined following the procedure .

Get Price

Effect of Compactive Effort on Strength Characteristics of ...

Abstract— The effect of compaction energy of the British Standard Light (BSL), West African Standard (WAS) and British Standard Heavy (BSH) on black cotton specimens treated with 5, 10, 15, 20 and 25% eggshell powder (ESP) and 2, 4, 6, 8 and 10% gum-Arabic (GA) w s stu i .

Get Price

Compaction Energy - an overview | ScienceDirect Topics

Three ratios of compacted dry density to the respective maximum dry density attained by using the standard Proctor compaction energy of 0.555 N m/cm 3 (for the compaction curves of cement-mixed gravel presented in Fig. 12.14) were prepared. These were approximately 80, 90, and 99% for Chiba gravel and 91%, 97%, and for Kyushu gravel.

Get Price

Effect of Compactive Effort and Curing Period on the ...

Nov 14, 2015· One-dimensional laboratory consolidation test was carried out on compacted tropical black clay (also known as black cotton soil because the cotton plant thrives well on it) treated with up to 16 % rice husk ash (RHA) to assess the effect of compactive effort and curing period on the consolidation characteristics of the treated soil. Specimens were compacted using three different efforts ...

Get Price

An Alternative Method to the West African Compaction (WAC ...

An Alternative Method to the West African Compaction (WAC) Test Procedure Author: Meissa Fall, Seydou Ba, Déthiè Sarr, Makhaly Ba, Mapathé Ndiaye Subject: It had been suggested to use the West African Compaction Test Procedure since the early 1950 s so as to determine the CBR of gravel lateritic soils in West African countries [1].

Get Price

Potential of Raw-Meal to Stabilize South-Eastern Nigerian ...

The California bearing ratio attained optimal value at 2% for the modified AASHTO and West African Standard (WAS) compaction energies and 6% raw meal content for BS compaction energy. Peak shear strength was also achieved at 6% raw meal content.

Get Price

Compaction Test on Soil - Labguider

3. West African Standard. In this test, soil is compacted into a mould of 1000cm3 volume in 5equal layers, each layer receiving 11 blows of a hammer of 4.5kg weight. 4. West African Standard (Imperial Mould) In this test, soil is compacted into a mould of 950cm3 volume in 5equal layers, each layer receiving 10 blows of a hammer of 4.5kg weight. 5.

Get Price

Compaction Ratio Quarry Dust - commercieleintelligentie

compaction factor value of quarry dust Solution for . Suitability of Quarry Dust as Improvement to Cement Stabilized Using the West African Standard (WAS) compaction energy, samples were also The decline in CBR value after a peak value at 30% quarry dust may be connected with the About Us – Curley Stone, Morris County, NJ. 4,7/5

Get Price

Influence of Compactive Efforts on Cement- Bagasse Ash ...

Authors: Moses, Osinubi, K. J. Abstract: A laboratory study on the influence of compactive effort on expansive black cotton specimens treated with up to 8% ordinary Portland cement (OPC) admixed with up to 8% bagasse ash (BA) by dry weight of soil and compacted using the energies of the standard Proctor (SP), West African Standard (WAS) or "intermediate" and modified .

Get Price

Influence of Compactive Efforts on Compacted Foundry Sand ...

energy level commonly used in the West African region, and when compared with the BSL and BSH compactive effort, its energy level is intermediate. The mixes consisted 0, 4, .

Get Price

Equivalent Blows Approach to the Calibration of a ...

Standard Light (BSL), Reduced British Standard Light (RBSL), West African Standard (WAS), and British Standard Heavy (BSH), using the same lateritic soil material and same number of layers. The research shows that there is a consistent increase in Maximum Dry Density and decrease in Optimum Moisture Content as compactive efforts increased.

Get Price

IJSER

compaction energy: British Standard Light (BSL) energy level consisting of a 2.5 kg rammer falling 300 mm into three layers in a British Standard mould, each receiving twenty seven (27) blows. In the West African Standard Compaction (WASC) test. It is the same procedure but a 4.5 kg rammer was used

Get Price

Some geotechnical properties of two laterite soils ...

Mar 01, 1989· However, while the granite gneiss derived laterite soil will be suitable when compacted at the energy of the Standard Proctor (0.60 MNm/m'), the amphibolite derived laterite soil may need to be compacted at at least the energy of the West African Compaction (1.07 MNm/m').

Get Price

Effect of ground polyvinyl waste on the strength ...

Compaction tests Tests involving the compaction tests and strength tests of CBR and unconfined compressive strength were carried out using the West African Standard (WAS) energy levels. If the BS (Proctor) compaction mould is used, the compactive effort for the WAS consists of the energy

Get Price

Effect of ground polyvinyl waste on the strength ...

Compaction tests Tests involving the compaction tests and strength tests of CBR and unconfined compressive strength were carried out using the West African Standard (WAS) energy levels. If the BS (Proctor) compaction mould is used, the compactive effort for the WAS consists of the energy

Get Price

Influence of Compactive Efforts on Compacted Foundry Sand ...

3.2.2 Compaction All the compactions involving moisture-density relationships, CBR and UCS were carried out at energies derived from the standard Proctor (BSL), West African Standard (WAS) and modified Proctor (BSH). The BSL is a low energy level and BSH is a high energy level and they are widely used.

Get Price

Geo-engineering Characteristics and Behaviour of Coal ...

The California bearing ratio (CBR) attained optimal value at 2% for the modified AASHTO and West African Standard (WAS) compaction energies and 6% raw meal content for BS compaction energy. Peak shear strength was also achieved at 6% raw meal content.

Get Price

compaction factor value of quarry dust | Solution for ore ...

Oct 17, 2012· Construction compaction is the process by which the weight . Basic Factors for Success Subgrade. Several factors come . A.R. Wilson Quarry; A.R. Wilson Road Materials; Aromas . Suitability of Quarry Dust as Improvement to Cement Stabilized . Using the West African Standard (WAS) compaction energy, samples were also .

Get Price

EFFECTS OF COMPACTIVE EFFORTS ON ... - MAFIADOC.COM

Soil samples were mixed with 0, 2, 4, 6, 8, and 10 % spent-engine oil by dry weight of soil and were compacted with British Standard light (BSL), West African Standard (WAS) and British Standard Heavy (BSH) energy levels respectively. 2.2.3.

Get Price

Influence of Compactive Efforts and Compaction Delays on ...

The results obtained show that the compaction and strength properties of the lime-treated soil decreased with increases in compaction delays. The decreases that were generally greater at higher lime contents were more prominent in specimens compacted at the energy of the West African standard.

Get Price

Influence of Compaction Delay on CBR and UCS of Cement ...

compaction delays on California Bearing Ratio (CBR) and Unconfined Compressive Strength (UCS) are statistically significant at the 5% level, for different compactions, cement contents, and curing regardless of the compactive effort employed (standard Proctor and West African Standard). The t .

Get Price

INFLUENCE OF COMPACTIVE EFFORTS AND COMPACTION .

INFLUENCE OF COMPACTIVE EFFORTS AND COMPACTION DELAYS ON LIME-TREATED SOIL. The results of a laboratory study on the influence of standard Proctor and West African standard compactive efforts as well as compaction delays up to 3 h on the compaction and strength characteristics of lateritic soil treated with a maximum of 8% lime (by dry weight of soil) is presented.

Get Price

The West African Standard Compaction Test - Structville

The West African Standard (WAS) compaction test is a type of compaction procedure that utilises intermediate compaction energy (compactive effort) for densification of soils. It has been recommended for densification of soils for highway construction in Nigeria and some other West African Countries.

Get Price

Soil Compaction Archives - Structville

The West African Standard Compaction Test Ubani Obinna - March 19, 2020 1 The West African Standard (WAS) compaction test is a type of compaction procedure that utilises intermediate compaction energy (compactive effort) for densification...

Get Price

(PDF) Estimating Optimum Water Content and Maximum Dry ...

From previous predictions on the soil compaction parameters, the properties of gravel content, sand content, fines content, liquid limit, plastic limit and compaction energy are the main ...

Get Price

INFLUENCE OF COMPACTIVE EFFORTS AND COMPACTION .

The results obtained show that the compaction and strength properties of the lime-treated soil decreased with increases in compaction delays. The decreases that were generally greater at higher lime contents were more prominent in specimens compacted at the energy of the West African standard.

Get Price
  • pital needed for iron ore factory
  • crusher spare south america
  • ball mils from china
  • lica crushing process manufacturer in south africa
  • coal mill pulverizer used in cement plant
  • how an ore crusher works
  • hammer mill in south africa
  • iron ore recovery mining
  • ball mill lime mortar grinding
  • grinding mill types
  • with power warranty compound pend rock crusher
  • small conveyor belt for sale
  • patio stone fonthill ontario
  • mobile crushing plant manufacturers in india
  • price of mining trucks in japan
  • granite quarry for lease in karnataka
  • dry calcium carbonate 3 5 micron production line
  • straight grinder prices in delhi
  • used stone crusher units for sale
  • type of crusher machine types