Inquiry

Effect of sludge water from readymixed concrete

Effect of sludge water from ready-mixed concrete plant on ...

May 01, 2006 · Mixing water: Tap water and sludge water (SW) obtained from a ready-mixed concrete plant in Thailand were used in this study. The process for preparing the sludge water samples started from transferring the sludge water consisting of both clear sludge water and sediments from the sedimentation pond to the preparation pond.

Learn More

Use of ready-mixed concrete plant sludge water in concrete ...

Apr 01, 2009 · 1. Introduction. Sludge water is the waste wash water from concrete mixing plants and agitator trucks. With the growing demand for ready-mixed concrete, the disposal of sludge water is becoming an increasing environmental concern.

Learn More

(PDF) Effects of Sludge Water from Ready-Mixed Concrete Plant ...

Effects of Sludge Water from Ready-Mixed Concrete Plant on Concrete Containing Admixtures

Learn More

(PDF) Utilization of sludge from ready-mixed concrete plants ...

[1] European Ready Mixed Concrete Organization, 2013, Ready-mixed concrete industry statistics – year 2012. [2] F. Sandrolini, E. Franzoni, Waste wash water recycling in ready-mixed concrete

Learn More

(PDF) Reuse of waste water from ready-mixed concrete plants

In order to determine the effect of partial or complete replacement of mixing water with waste sludge water from the concrete plant in the production of cement composites, laboratory tests of ...

Learn More

Ready-Mixed Concrete Plant: Analysis of Sludge Formed

Ready-Mixed concrete plant operations are large consumers of water. Sludge water is the waste wash water from concrete mixing plants and agitator trucks. Approximately 200 litres of water are used to produce one cubic meter of concrete from a central batch plant. The figure from a truck mix plant is higher, at 300 litres.

Learn More

The effect on slurry water as a fresh water replacement in ...

Jun 28, 2016 · Concrete is the most widely used engineering material in the world and one of the largest water consuming industries. Consequently, the concrete manufacturer, ready mixed concrete plant is increased dramatically due to high demand from urban development project. At the same time, slurry water was generated and leading to environmental problems.

Learn More

Synergistic effect of dry sludge from waste wash water of ...

Jan 20, 2020 · Evidently, it is possible to include larger quantities of wash water in new concrete mixes by adjusting the amount of sand depending on water density (Audo et al., 2016, 2018). stated that dry sludge received from ready-mixed concrete plants contained high quantities of cement and low quantities of sand. In the case investigated, the sludge ...

Learn More

(PDF) The effect on slurry water as a fresh water replacement ...

The following tests were carried out in order to determine the effect of the replacement of mixing water with sludge water from a concrete plant on the physical and mechanical properties of the ...

Learn More

STUDIES ON THE EFFECTIVE USE OF CONCRETE SLUDGE -SLUDGE WATER ...

It was found that concrete sludge has no harmful effects on hardened concrete, although the dosage has sometimes to be limited to about 10% of the cement content because high content of concrete sludge significantly increases the demand of mixing water Keywords: Ready-mixed concrete, Waste water, Returned and surplus concrete, Concrete sludge ...

Learn More

Characterization of ready-mixed concrete plants sludge and ...

Water used for mortar and concrete include tap water, underground water and wash water from mixer washout operations in a ready-mixed concrete plant. This study analyzes the quality of these types ...

Learn More

Reuse of waste water from ready‐mixed concrete plants ...

Jan 04, 2011 · Samples of waste water from several points of a water recycling process from a ready‐mixed concrete plant were examined for their chemical properties (Cl ‐, SO 4 2‐, alkalies, total solids, pH) and compared with the specifications applied for concrete mixing water. Also samples of dry sludge powder from the water‐recycling process tank ...

Learn More

Effects of Water Quality on Strength Properties of Concrete ...

May 17, 2019 · Effect of Sludge Water from Ready- Mixed Concrete Plant on Properties and Durability of Concrete, Elsevier, Cement and Concrete Composities, 28(5):441-450. [12] ... Sandrolini, F. and Franzoni, E ...

Learn More

Feasibility Study of the Use of Concrete Sludge As ...

Abstract: This study aims to examine the use of concrete sludge from water treatment installations of ready-mixed concrete plants as an alternative raw material for portland clinker kilns, and to enumerate possible limitations. By its extensive and representative collection of concrete sludge samples data, it may also be used for other ...

Learn More

Reuse of By-Products from Ready-Mixed Concrete Plants for the ...

for the ready-mixed concrete industry. Sludge water from ready-mixed concrete plants as well as dry sludge, which is derived from the settling of the water, are hazardous for disposal due to their high pH value (pH>11.5). In this work, cement mortars were composed using either sludge water after various treatment, or dry sludge in several ...

Learn More