architecture constructive detail cad file

2d cad drawing of following material used for construction building, the construction works of the slab it is necessary to locate the ducts and facilities that will exist both on the slabs, as inside and outside the construction, download free cad file and use for cad presentation

1.- the land resistance will be taken from 10 ton.
2.- steel resistance: fy = 4000kg / cm.
3.- thick aggregate size 3/4 ".
4.- free coatings: 1.5cm chains and castles. 2.0cm trabes, columns and slabs.
5.- all the loves in crosses of varillas will be with wire rec. # 18.
6.- the anchors and transfers of varillas will be 40 ∅ min. with hooks.