Pit & Quarry, January 2018
W elch Sand Gravel a 50 year old family owned company has grown over the years and consistently ranks in the top 10 of Ohios largest sand and gravel producers Founded by Charlie Welch and currently under the management of sons Jim and Ron Welch Welch Sand Gravel is participating in a unique environmental project to keep glacial outwash from impacting a key recreational area of the Great Miami River First the natural outwash is removed from a section of the river Then the gravel is processed with a new Lokotrack ST38 mobile screen from Metso GLACIAL OUTWASH At one time glaciers up to a mile thick covered two thirds of Ohio When the last ice age in North America ended around 10000 years ago the receding glaciers left behind large deposits of highly permeable sand and gravel known as glacial outwash Today the Great Miami River transports a large amount of this outwash depositing it where flow conditions change including in the slower currents running through the city of Hamilton Ohio The local water authority contracts Welch Sand Gravel operates its Lokotrack ST38 mobile screen along the Great Miami River in Hamilton Ohio January 2018 PIT QUARRY S21
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