The horizontal beam above a door or window is sometimes called a lintel. This part of the door or window is a portion of the frame in most cases.
Lintel beam.
Door Sill - A horizontal beam below the door that supports the frame Source: http://en.wikipedia.org/wiki/Door#Doorway
The name for wood or stone that runs along the bottom of a window or door is the sill.The window sill got wet because I forgot to close the window when rain started.The stone door sill developed a long crack.
In construction, a 'jamb' is the framework that a door or window fits within.
If the concrete roof is on a brick load bearing wall you cannot open up the wall unless you have a concrete-steel beam below it . If you want a small door or window as opening you can open up the wall (not completely) but lay a beam under the wall for strength .
Put the key in the alarm disable lock and turn. There are two types of door systems. One as above, which is a free standing door system and the other where the door is tied into the buildings alarm system. In both cases the person that looks after the buildings security has to be notified. They will use a key that they keep and disarm the door for you. This security person also has the ability to lock the door alarm out of the buildings security system if that is the type of system used. Usually you have to sign a paper as to why the door open request was made and when you finish the time the door was brought back on line.
A horizontal beam above a door or a window is commonly refered to as a "lintel."
Lintel : Horizontal beam used as a finishing piece over a door or window.
Web definition: the horizontal framing member between a door and a window above; also refers to the window above a door.
a lintel, or a lintel beam.
A bressummer beam carries loads from above but has no window or door below it. Therefore its allowable deflection (long term or short loads) can be greater. A lintel on the other hand has a window or door below it and requires less deflection to ensure that the operation of the window/door is not compromised.
a lintel, or a lintel beam.
Door Sill - A horizontal beam below the door that supports the frame Source: http://en.wikipedia.org/wiki/Door#Doorway
Door lintel
Transom .
form_title=Custom Steel Beam Fabrication form_header=11423 What is the beam going to support?*= () Deck () Roof structure only () Roof and one floor above () Roof and two floors above () Other () Don't Know In what area is the beam being used?*= () Above doorway or window opening () Above garage door opening () At fireplace opening () Supporting hot tub on a deck () Supporting floor structure () In place of a load-bearing wall () Other Shall we arrange to have the beam delivered to the job site?*= () Yes () No
window above a door...look up 'transom'
lin·tel (lĭn'tl)n. A horizontal structural member, such as a beam or stone, that spans an opening, as between the uprights of a door or window or between two columns or piers.Above retrieved from Answers.comViper1