Drill Rigs & Heavy Equipment

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Columnist John Schmitt talks about recent inquiries about cable-tool drill rigs and a 1950s 20W publication.

For Philadelphia Navy Yard sheet pile project, civil contractor JJA goes beyond a diesel hammer and crane.

Explanations for lesser-used, maybe lesser-known items to have on hand for a cable-tool fishing operation.

Columnist John Schmitt walks readers through a basic cable-tool fishing operation using a combination socket.

Columnist John Schmitt walks readers through cutting a line before tool retrieval with a combination socket.

Columnist John Schmitt rounds out his pump hoist series with thoughts on pump pullers and rotating masts.

Rig designed to serve geotechnical, environmental and mineral exploration drilling markets.

Columnist John Schmitt talks about the similarities, differences in modern pump hoists in water well drilling.

Columnist John Schmitt walks readers through his early experiences with pump hoists in water well drilling.

Columnist John Schmitt talks fishing for drill tools and the importance of getting it right the first time.