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2. Pontoon bridge - Wikipedia

   en.wikipedia.org/wiki/Pontoon_bridge

   The balks were covered by a series of cross planks called chesses to form the road surface, [14] and the chesses were secured with side guard rails. A floating bridge can be built in a series of sections, starting from an anchored point on the shore. Modern pontoon bridges usually use pre-fabricated floating structures. [15]

3. Clinker (boat building) - Wikipedia

   en.wikipedia.org/wiki/Clinker_(boat_building)

   Clinker-built, also known as lapstrake-built, [1] [2] is a method of boat building in which the edges of longitudinal (lengthwise-running) hull planks overlap each other. Where necessary in larger craft, shorter hull planks can be joined end to end, creating a longer hull plank ().

4. Boat building - Wikipedia

   en.wikipedia.org/wiki/Boat_building

   Aluminum and aluminum alloys are used both in sheet form for all-metal hulls or for isolated structural members. Many sailing spars are frequently made of aluminium after 1960. It is the lightest material for building large boats (being 15–20% lighter than polyester and 30% lighter than steel).

5. Loading dock - Wikipedia

   en.wikipedia.org/wiki/Loading_dock

   Dock lift – serves the same function as a leveler, but operates similar to a scissor lift to allow for greater height adjustments. Dock seals or dock shelters – compressible foam blocks against which the truck presses when parked; seals are used at exterior truck bays in colder climates, where this will provide protection from the weather.

6. Carvel (boat building) - Wikipedia

   en.wikipedia.org/wiki/Carvel_(boat_building)

   Carvel built or carvel planking is a method of boat building in which hull planks are laid edge to edge and fastened to a robust frame, thereby forming a smooth surface. Traditionally the planks are neither attached to, nor slotted into, each other, having only a caulking sealant between the planks to keep water out.

7. Oakum - Wikipedia

   en.wikipedia.org/wiki/Oakum

   Oakum and tools for caulking Hemp Prisoners picking oakum at Coldbath Fields Prison in London. Oakum is a preparation of tarred fibers used to seal gaps. Its traditional application was in shipbuilding for caulking or packing the joints of timbers in wooden vessels and the deck planking of iron and steel ships. [1]