Development of aggregate resources for use in structural concrete has been encouraged in Japan to support infrastructure improvement and national land conservation. Natural aggregate is a valuable resource necessary for sound economic development and its importance is growing. However, against the backdrop of the ongoing depletion of resources, growing concern over nature conservation and increasingly tightened control over resource use, the supply of natural aggregates such as sea/river/pit sand and sea/river gravel has been decreasing. The number and scale of public works and construction of buildings have been decreased due to the recent recession and the critical public opinion about public works. However, the necessary public works hav...
Quarrying activity is a key-component of the GDP (gross domestic product) of industrialized economi...
Concrete is durable and can last for centuries. The waste from demolished concrete structures can be...
Following a national outcry by environment management organizations both governmental and non-govern...
Rock aggregate products are essential for our infrastructure and society as a whole. Rock aggregates...
This paper describes the characteristics of mine-induced damage in Japan: cave-in, springing out of ...
The progressive depletion of land sources of construction materials poses increasingly acute supply ...
Recent increases of infrastructures on soft clay ground have been remarkable, because of increases o...
The concept of replacement of natural fine aggregate by quarry dust which is highlighted in the stud...
Throughout the developing world river sand and gravel is widely exploited as aggregate for construct...
As one of the existing quarries in Hong Kong i.e. Anderson Road Quarry has been recently closed for ...
Aggregates are major constituents in construction, the global demand for which approaches some 22 bi...
In the assessment of critical minerals, environmental impacts have been a focus of a number of metho...
Today, the development of any nation is reflected with its growth of industries. This growth will de...
Concrete is the second most used man made product in the world. Concrete is a pourable mixture of ag...
River sand, the most commonly used fine aggregate in concrete is very expensive now. Day by day, the...
Quarrying activity is a key-component of the GDP (gross domestic product) of industrialized economi...
Concrete is durable and can last for centuries. The waste from demolished concrete structures can be...
Following a national outcry by environment management organizations both governmental and non-govern...
Rock aggregate products are essential for our infrastructure and society as a whole. Rock aggregates...
This paper describes the characteristics of mine-induced damage in Japan: cave-in, springing out of ...
The progressive depletion of land sources of construction materials poses increasingly acute supply ...
Recent increases of infrastructures on soft clay ground have been remarkable, because of increases o...
The concept of replacement of natural fine aggregate by quarry dust which is highlighted in the stud...
Throughout the developing world river sand and gravel is widely exploited as aggregate for construct...
As one of the existing quarries in Hong Kong i.e. Anderson Road Quarry has been recently closed for ...
Aggregates are major constituents in construction, the global demand for which approaches some 22 bi...
In the assessment of critical minerals, environmental impacts have been a focus of a number of metho...
Today, the development of any nation is reflected with its growth of industries. This growth will de...
Concrete is the second most used man made product in the world. Concrete is a pourable mixture of ag...
River sand, the most commonly used fine aggregate in concrete is very expensive now. Day by day, the...
Quarrying activity is a key-component of the GDP (gross domestic product) of industrialized economi...
Concrete is durable and can last for centuries. The waste from demolished concrete structures can be...
Following a national outcry by environment management organizations both governmental and non-govern...