Septic tank

Claim 1

AN IMPROVED SECTIONAL TYPE SEWAGE TANK CONSTRUCTION FOR USE IN A SEWAGE EXCAVATION, COMPRISING A TANK BODY HAVING VERTICAL SIDE WALLS AND END WALLS EXTENDING THEREBETWEEN, SAID SIDE AND END WALLS ADAPTED TO BE LOCATED AGAINST THE VERTICAL SURFACES OF THE SEWAGE EXCAVATION AND TO BE EXTERNALLY SUPPORTED THEREBY, SAID SIDE WALLS INCLUDING A PLURALITY OF COURSES OF PREFORMED SLAB ELEMENTS LOCATED ONE ABOVE ANOTHER, THE SLAB ELEMENTS OF EACH COURSE BEING ARRANGED IN AN UPRIGHT POSITION WITH ADJACENT VERTICAL EDGES LYING IN ABUTTING RELATIONSHIP, EACH OF SAID SLAB ELEMENTS OF THE SAID SIDE WALLS BEING FORMED WITH UPPER RABBETED CORNERS, A PLURALITY OF TRANSVERSE BRACE MEMBERS CONSTRUCTED AND ARRANGED SO AS TO EXTEND BETWEEN THE SIDES OF THE TANK AND SUPPORTED ON THE RUBBETED CORNERS OF SAID SIDE WALL SLAB ELEMENTS, EACH OF SAID TRANSVERSE BRACE MEMBERS BEING RABBETED TO FORM RELIEVED ENDS AND INTERMEDIATE SHOULDERS WHICH PROJECT ABOVE THE RELIEVED ENDS, SAID TRANSVERSE BRACE SHOULDERS OCCURING IN SPACED RELATION TO INNER WALL SURFACES OF THE TANK TO DEFINE SLOTS, A PLURALITY OF LONGITUDINAL BRACE MEMBERS MOUNTED IN THE SLOTS ON THE RELIEVED PORTIONS OF THE TRANSVERSE BRACE MEMBERS AND SNUGLY RECEIVED BETWEEN THE SIDE WALL SLABS AND THE TRANSVERSE BRACE SHOULDERS TO HOLD THESE MEMBERS IN LOCKED RELATIONSHIP TO ONE ANOTHER, SAID BRACES AT THEIR OUTER SURFACES CONSTITUTING RETAINING EDGES AGAINST WHICH SUCCEEDING COURSES OF SAID SIDE WALL SLABS MAY BE LATERALLY SUPPORTED, SAID TANK STRUCTURE FURTHER INCLUDING INLET PIPE MEANS CONNECTED TO THE TANK, SAID INLET PIPE CONSISTING OF A UNITARY MEMBER WHICH INCLUDES TWO CONDUIT SECTIONS MEETING ONE ANOTHER AT AN ANGLE, THE UNITARY MEMBER FURTHER PRESENTING A CORNER SECTION ANGULARLY DISPOSED AND ADJUSTABLY SECURED AT THE JUNCTION OF THE TWO CONDUIT SECTIONS, THE CORNER SECTION WHEN SEPARATED FROM THE ADJOINING INLET PIPE PORTIONS PROVIDING AN APERTURE WHICH COMMUNICATES WITH OPENINGS OF BOTH CONDUIT SECTIONS.