... load ability and also can ... deck, walkway and ditch covers which ... : light grating and very economical. ... and stair treads and British, German,French and Japanese ... mineral splashing down and stacks on ... miningand processing and it is ... meeting room and suspended ... , types, quantity and required surface treatment. ... drawing, sectional view and joint drawing. 3 ... length, width, quantity and surface treatment. 4. ...