underground tunnel digging machines trencher cutting picks

underground tunnel digging machines trencher cutting picks

Purchasing - Commodity Codes Search

The Commodity Codes Search page lists all NIGP commodity codes and is searchable.

UNSPSC Selector Tool - APUC

A selector tool to be used by suppliers and buying organisations preparing a catalogue for upload into PECOS; Updated on 10th September 2008 for use with Excel 2007.

Port Manteaux Word Maker - OneLook

Port Manteaux churns out silly new words when you feed it an idea or two. Enter a word (or two) above and you'll get back a bunch of portmanteaux created by jamming together words that are conceptually related to your inputs.

Colonization - Atomic Rockets

As an amusing side note, in a science essay called "The Sight Of Home" Isaac Asimov once calculated how far an interstellar colony would have to be from Terra before Sol was too dim to be seen in the colony's night sky with the naked eye.

The History of Winthrop Massachusetts - William H. Clark ...

The History of Winthrop Massachusetts 1630-1952 by William H. Clark . Winthrop Centennial Committee Winthrop, Massachusetts 1952. Note: THE author desires to express appreciation for the kindness of many people who have cooperated in preparing this history.

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About KAMY

KAMY series of Roadheaders offers the best cutting performance in a wide range of rock formations. Equipped with geometrically optimized transverse or longitudinal cutter heads, these flexible machines can be used to excavate subway tunnels, road tunnels, railway tunnels and water tunnels without using explosives.