24 August 2016

What's a Zipper Truck?

I'm glad you asked...zipper truck

Traditionally, building tunnels is a lengthy and tedious process. Lock-Block Ltd, a construction material production company, has introduced an innovative system to make quick and durable tunnels that can be used as pedestrian passageways, wine cellars, shelters, and more.
So many uses... so little time.


2 comments:

Anonymous said...

Cast concrete, gotta love it, instant firearms vault.

Neo Conservative said...

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they go up almost instantly and last thousands of years... what's not to like?

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