sill
A mudsill is the board that you see bolted down to the foundation walls or to the slab.
Door Sill - A horizontal beam below the door that supports the frame Source: http://en.wikipedia.org/wiki/Door#Doorway
Usually 2x8 Treated Lumber. Depends on the foundation block.
3x4=12-4=8
The main parts of a doorway are: # Sill # Threshold # Side jambs - frame proper # Top jamb - frame proper # Casing The actual part you are wanting to name could be threshold or sill. There is a diagram of doorway construction with names of each part at the web link listed below.
Hogan
A Sill is formed when a fluid rock (usually magma but it can be mud or salt) is squeezed in between the layers (usually horizontal) of older rocks before it solidifies in place. A Dike or Dyke is the opposite, here the fluid rock penetrates across the layering of the older rocks. Logically to get the material to form a Sill there must be an accompanying feeder Dyke.
She watched the raindrops plop onto the window sill.
To stop a leaky window sill, first identify the source of the leak. Check for any gaps or cracks in the window frame or sill and seal them with caulk. If the problem persists, you may need to replace the window sill or consult a professional to ensure proper repair.
The simplest way to separate pebbles from mud is to use screen made from an appropriate sized mesh hardware cloth. Mount the screen material in a frame and wash the mud through the screen, leaving the pebbles in the screen.
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