The loads are transferred by the needle to the shore legs and hence down to a solid bearing surface. The usual arrangement is to use two sore legs connected over their heads by a horizontal beam or needle. It consists of a vertical prop or shore leg with a head plate, sole plate, and some means of adjustment for tightening and easing the shore. This type of shoring is used to support dead loads that act vertically downwards. There are three types of shoring as discussed below.ĭead shoring is used to temporarily support the walls, roofs, floors, etc., by providing horizontal members known as needles.
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