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A structural engineer asks girl...

Tim, an incredibly smart and presentable structural engineer needs a date to his company's Christmas Party. He's been locking eyes with a girl that works in his building for some time now but has never...

A Hunter Digs a Tunnel...

A hunter digs a tunnel and crawls a mile south, turns and continues to dig a mile east, turns again and continues to dig a mile north, only to find herself back where...

A truck carrying a cutter-head...

A truck carrying a tunnel boring cutter-head gets a flat tire. The driver pulls over and removes the flat tire and is about to replace it with the spare tire when a Corvette drives by really...

John had 2 quarters, 4...

John went to the hardware store to buy a strip of LEDs to light-up a small tunneling project he’s working on. He had 2 quarters, 4 dimes, 3 nickels and 2 pennies. The total cost of the...

A TBM was built and...

A tunnel boring machine was built and certified for tunneling service in 2007 and then in 2014, it was decertified for tunneling service because it was no longer working and was disposed of. The tunnel boring...

A TBM needs to bore...

A tunnel boring machine can only move forward 8 times in increments of 4’s to successfully bore a 500-foot tunnel before the cutter-head needs to be replaced, which cannot happen. How can that be done?     444+44+4+4+4+500    

A Civil Engineer and a...

Justin, a civil engineer and Mark, a doctor, are both in love with the same woman named Jessica. Both Justin and Mark know of each other and are in competition to win Jessica's heart. Justin had scheduled...

A Tunneling Engineer Ask’s His...

David, a very good tunneling engineer ask his boss Rob for a raise. Rob stops and thinks for a minute, then asks David, "how much do you want?". David says, "I want a 20% raise!" Rob smiles and...

Tunnel Boring Machine Race (riddle)

Tunnel Boring Machine A is in 2nd place in a race to finish a tunnel. Tunnel Boring Machine B comes along-side Tunnel Boring Machine A and passes it. What is Tunnel Boring Machine B's current place in...

A Tunnel Boring Machine and...

A Tunnel Boring Machine (TBM) and a crane together cost $1,100,000. The TBM costs $1,000,000 more than the crane. How much does the crane cost? Many people respond by saying that the crane must cost $100,000. Is this...
 
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