Low elevated slab system

Abstract

A system and method is provided for construction of an elevated foundation slab to support residential, commercial, and/or industrial structures or equipment. The components used to construct the system are modular, so that different foundation slab area sizes and shapes may be assembled with the same size and type components.

1 . A corner riser for supporting elevated beams, comprising:
 a base having four sides defining an opening extending through said base;   said base having a top;   two adjoining sides of the four sides extending to said top;   the two other adjoining sides form a ledge for receiving the beams; and   said base opening having an inner surface.   
   
   
       2 . The corner riser of  claim 1 , wherein said inner surface having at least one recess. 
   
   
       3 . The corner riser of  claim 1 , wherein a metal plate is positioned on said ledge for attaching said beams to said corner riser. 
   
   
       4 . The corner riser of  claim 1 , wherein said riser is fabricated from reinforced concrete. 
   
   
       5 . A side exterior riser for supporting elevated beams, comprising:
 a base having four sides defining an opening extending through said base;   said base having a top;   one of said sides extending to said top;   two sides perpendicular to said one side extending to said top and forming ledges for receiving the beams;   the remaining side having a groove for forming a ledge for receiving another beam; and   said base opening having an inner surface.   
   
   
       6 . The side exterior riser of  claim 5 , wherein said inner surface having at least one recess. 
   
   
       7 . The side exterior riser of  claim 5 , wherein a metal plate is positioned on each of said two sides perpendicular to said one side extending to said top for attaching said beams to said side exterior riser. 
   
   
       8 . The side exterior riser of  claim 5 , wherein said riser is fabricated from reinforced concrete. 
   
   
       9 . An end exterior riser for supporting elevated beams, comprising:
 a base having four sides defining an opening extending through said base;   said base having a top;   one of said sides extending to said top;   three of the four sides forming a ledge for receiving beams; and   said base opening having an inner surface.   
   
   
       10 . The end exterior riser of  claim 9 , wherein said inner surface having at least one recess. 
   
   
       11 . The end exterior riser of  claim 9 , wherein a metal plate is positioned on said ledge for attaching the beams to said end exterior riser. 
   
   
       12 . The end exterior riser of  claim 9 , wherein said riser is fabricated from reinforced concrete. 
   
   
       13 . A interior riser for supporting elevated beams, comprising:
 a base having four sides defining an opening extending through said base;   said base having a top;   two parallel sides of the four sides extending to said top;   two other parallel sides forming two ledges for receiving beams; and   said base opening having an inner surface.   
   
   
       14 . The interior riser of  claim 13 , wherein said inner surface having at least one recess. 
   
   
       15 . The interior riser of  claim 13 , wherein a metal plate is positioned on each of said sides extending to said top. 
   
   
       16 . The interior riser of  claim 13 , wherein said riser is fabricated from reinforced concrete. 
   
   
       17 . An extension riser for supporting elevated beams, comprising:
 a base having four corners and four sides defining an opening extending through said base;   said base having a top;   one of said four corners extending to said top;   one side having a groove forming a ledge for receiving a beam; and   said base opening having an inner surface.   
   
   
       18 . The extension riser of  claim 17 , wherein said inner surface having at least one recess. 
   
   
       19 . The extension riser of  claim 17 , wherein a metal plate is located in three of the four corners. 
   
   
       20 . The extension riser of  claim 17 , wherein said riser is fabricated from reinforced concrete. 
   
   
       21 . A structural system for supporting elevated beams, comprising:
 at least four corner risers;   at least one slab panel; and   at least two beams fabricated from concrete spanning from each corner riser, each beam having an L-shaped cross sectional area to form two ledges, one of said ledges receiving said slab panel.   
   
   
       22 . The system of  claim 21 , further comprising a wall wherein the other beam ledge receiving said wall. 
   
   
       23 . The system of  claim 21 , further comprising:
 at least two side exterior risers.   
   
   
       24 . The system of  claim 23 , wherein said corner risers and side exterior risers are fabricated from reinforced concrete. 
   
   
       25 . The system of  claim 23 , further comprising a plurality of beams:
 at least two end exterior risers; and   at least one interior riser wherein at least two beams spanning from each riser.   
   
   
       26 . A method of constructing an elevated foundation slab, comprising the steps of:
 positioning a plurality of corner risers with upwardly extending connectors such that at least part of each of said connectors extends within each of the riser openings;   spanning L-shaped beams from each of said corner risers; and   positioning slab panels on the ledge of the L-shaped beams.   
   
   
       27 . The method of  claim 26 , further comprising the step of placing concrete or grout into the corner riser opening before the step of spanning L-shaped beams. 
   
   
       28 . The method of  claim 26 , further comprising the step of placing at least one opening for mechanical, electrical, or plumbing lines through at least one slab panel after the step of positioning slab panels. 
   
   
       29 . The method of  claim 26 , further comprising the step of connecting at least one corner riser and an L-shaped beam. 
   
   
       30 . The method of  claim 26 , further comprising the step of connecting at least one L-shaped beam and a slab panel. 
   
   
       31 . The method of  claim 26 , further comprising the step of placing at least one shim between at least one corner riser and one L-shaped beam after the step of positioning slab panels. 
   
   
       32 . The method of  claim 26 , further comprising the step of placing at least one shim between at least one L-shaped beam and one slab panel after the step of positioning slab panels. 
   
   
       33 . A method of constructing an elevated foundation slab, comprising the steps of:
 positioning a plurality of corner risers having riser openings;   spanning L-shaped beams from each of said corner risers; and   positioning slab panels on the ledge of the L-shaped beams.   
   
   
       34 . The method of  claim 33 , further comprising the step of placing concrete or grout into the corner riser opening before the step of spanning L-shaped beams. 
   
   
       35 . The method of  claim 33 , further comprising the step of placing at least one opening for mechanical, electrical, or plumbing lines through at least one slab panel after the step of positioning slab panels. 
   
   
       36 . The method of  claim 33 , further comprising the step of connecting at least one corner riser and an L-shaped beam. 
   
   
       37 . The method of  claim 33 , further comprising the step of connecting at least one L-shaped beam and a slab panel. 
   
   
       38 . The method of  claim 33 , further comprising the step of placing at least one shim between at least one corner riser and one L-shaped beam after the step of positioning slab panels. 
   
   
       39 . The method of  claim 33 , further comprising the step of placing at least one shim between at least one L-shaped beam and one slab panel after the step of positioning slab panels.