Document vBM8K8QLJzpox55o5NZdLQYew

S~\ ./ I UNION CARBIDE CORPORATION CHEMICALS AND PLASTICS ENGINEERING SOUTH CHARLESTON, WEST VIRGINIA MEMORANDUM May 21, 1979 TO: - COPY: FROM: SUBJECT: Mr. J. R. Arrieta Mr. A. L. Barefoot Mr. Peter Barna .-Mr. T. 0. Blum Mr. C. E. Crum Mr. R. T. Marold (293) (526) (512) (515) (314) (519) Mr. J. M. McBride Mr. C. A. McNeill Mr. F. Meo Mr. L. W. Phair Mr. J. M. Stogdon Mr. R. A. Huber Mr. L. A. Peggs Mr. R. A. Pischner (511) (511) (Clear Lake) P. R. Schweppe Centering Rope for Clay Pipe and Cast Iron Soil Pipe (510) (380) (312) (514) (513) Attached is a memorandum from L. A. Peggs regarding the use of asbestos rope as centering devices for CI'SP and clay pipe and sewer drain pipe. The use of asbestos rope in this application should be discontinued as soon as practicable as discussed in the attached memo. PRS/dkm Ext. 4552 Attachment P. R. Schweppe // Engineering Manager - Maintenance UCCTXC 05990 UNION CARBIDE CORPORATION CHEMICALS AND PLASTICS ENGINE ERIHC SOUTH CHARLESTON, VEST VIRGINIA MEMORANDUM Hay 10, 1979 TO: SUBJECT: Holders of PIPING TECHNOLOGY MANUAL - UNDERGROUND Manual and Holders of Sections 5 and 6 CENTERING ROPE FOR CLAY PIPE ANO CAST IRON SOIL PIPE Underground Valve and Piping Specifications 36U3 2^ 67W2 list asbestos rope or fiberglass rope to be used as centering devices ?or CIS? and clay pipe sewer and drain systems. Separating, handl ing,...and cutting of asbestos.rope may pre^_ supp i i'ers , "`eTgV; Beri?1ey^Harri s Manufacturi ng Company, Conshohocken, Pennsylvania (Ben-Har Tnermocord) . Ceramic rope, Teflon packing rope or other non-asbestos containing ropes may be used depending on economics.' Specifications 36^3 and 67W2 will be revised in to eliminate the use of asbestos rope. near future Questions concerning this information should be directed to L. A. Pecos, Ext. A791, or D. W. Moody, Jr., Ext. koSO. CHEMICALS/PLASTICS DIVISION STANDARDS PROGRAM UCCTXC 05991