Replacement flooring assembly for dump trucks or r.r. cars and method of

Abstract

A replacement flooring for a dump truck, railroad car or other truck having a body upon a frame, the body including front and side walls and aflooring plate. The replacement flooring comprises a replacement floor plate superimposed over the flooring plate and peripherally welded and sealed thereto, defining a sealed chamber between the plates. A two-stage copolymer, including a resin, fills the chamber and is cured. The hardened cured filler spacer of the copolymer material is snugly interposed between the plates. A modified protective flooring includes a series of spaced, upright, U-shaped tubular stiffener rails with base portions thereof filled with a hardened thermosetting copolymer. Another modified protective flooring includes a metallic floor having a layer of cured, hardened thermosetting copolymer material thereunder, mounted over and secured to the flooring plate. A further modification includes a layer of cured, hardened thermosetting copolymer adhered to the flooring plate and a plurality of hardwood planks overlying the copolymer layer and secured thereto.