1 A is a frame set into a concrete form to create an openin

1. A ______ is a frame set into a concrete form to create an opening in the completed structure.

2. Reshoring is done to transfer construction loads through the shoring without passing through the freshly placed hardened concrete.

3. A new sidewalk is being cast for a hiking trail in the woods. What type of joint is required?

Solution

1. (D) Wedges can be used to create the separation.

2. (A) Reshoring is done to support the shoring and distribute the load of freshly poured slab to the lower slabs which would not have achieved full strength yet.  Reshoring is required when you are pouring a concrete slab and your shoring system must be supported by lower floors that may not have achieved full strength.

3. (A) Construction Joint is needed more frequently because the work won\'t finish in a single day, and everytime concrete is poured after a gap, a construction joint is made.