S23·E4 Railway Bridge Ties, Membrane Filters, Hydraulic Post Drivers, Bi-Planes
- Episode
- Season 23, Episode 4
- Air Date
- April 24, 2014
- Runtime
- 21 minutes
- Score
- 10/10 (1 TMDB votes)
- Story Type
- Core Character Arc
Synopsis
Heavy timbers are cut, drilled and treated for use as railway ties on bridges. Selective membranes are formed and installed in filtration units; hydraulic mechanisms are assembled into machines that drive posts into the ground; and wooden or metal airframes, wings, control surfaces and engines are brought together to build biplanes.
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Frequently Asked Questions
When did Season 23 Episode 4 of How It's Made air?
Season 23, Episode 4 ('Railway Bridge Ties, Membrane Filters, Hydraulic Post Drivers, Bi-Planes') originally aired on April 24, 2014.
How long is Season 23 Episode 4 ('Railway Bridge Ties, Membrane Filters, Hydraulic Post Drivers, Bi-Planes')?
The runtime for this episode is approximately 21 minutes.
What happens in How It's Made Season 23 Episode 4?
Heavy timbers are cut, drilled and treated for use as railway ties on bridges. Selective membranes are formed and installed in filtration units; hydraulic mechanisms are assembled into machines that drive posts into the ground; and wooden or metal airframes, wings, control surfaces and engines are b...
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