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2. A-Jacks - Wikipedia

   en.wikipedia.org/wiki/A-Jacks

   Open channel applications include bank stabilization, flow and grade control, scour protection for bridge piers, and biostabilization. The primary mechanism of protection employed is an increase in the relative roughness of the channel bank (as characterized by the Manning's Roughness Coefficient ); the Manning's n is relatively high at 0.1.

3. Formwork - Wikipedia

   en.wikipedia.org/wiki/Formwork

   A matching form will be placed on the opposite side to create the space to pour concrete into. Formwork is molds into which concrete or similar materials are either precast or cast-in-place. In the context of concrete construction, the falsework supports the shuttering molds. In specialty applications formwork may be permanently incorporated ...

4. Precast concrete - Wikipedia

   en.wikipedia.org/wiki/Precast_concrete

   Precast concrete molds can be made of timber, steel, plastic, rubber, fiberglass, or other synthetic materials, with each giving a unique finish. [3] In addition, many surface finishes for the four precast wall panel types – sandwich, plastered sandwich, inner layer and cladding panels – are available, including those creating the looks of ...

5. Concrete slump test - Wikipedia

   en.wikipedia.org/wiki/Concrete_slump_test

   The test is carried out using a metal mould in the shape of a conical frustum known as a slump cone or Abrams cone, that is open at both ends and has attached handles.The tool typically has an internal diameter of 100 millimetres (3.9 in) at the top and of 200 millimetres (7.9 in) at the bottom with a height of 305 millimetres (12.0 in).The cone is placed on a hard non-absorbent surface.

6. Killing of Janet Moses - Wikipedia

   en.wikipedia.org/wiki/Killing_of_Janet_Moses

   [5] A concrete lion was stolen from a Greytown hotel by family members, and was to become associated by family members with Moses' behaviour; the family said she was acting like a lion. [6] The family emblem was a lion, with at least one family member having a tattoo of a lion and the words 'Family united' over it. [7]

7. List of Dirty Jobs episodes - Wikipedia

   en.wikipedia.org/wiki/List_of_Dirty_Jobs_episodes

   In an episode full of broken promises, Mike performs two jobs he has sworn off forever: diving and concrete. For his first gig, Mike finds a dilapidated bridge near Pensacola, Florida. Meeting a group of divers who find solutions to such problems, he hops waist-deep into the mucky river with them to reinforce the crumbling infrastructure.