Document 4v4oxv7KadXx5JmVZ1Mr4or5R

\ NOV 20 '90 14:56 ASSOC. -NANAGEf'ENT 713-235-4037 P. 30 SUBJECT: MODIFICATIONS TO UNDERGROUND PIPING SPSCTEIC&TTONfl DATE AND REVISION: 9/7/90, Rev. 1 PREPARED BY: Diana Martin UCC SPEC/DATE ITEM CHANGES MADE TO THE CURRENT UCC SPEC. REASON________ 1X8 June 1988 1 Use ASTM A193 Bolts Current Spec still showing ASTM A3 07 2 Use 1/16" Thick Current Spec still Grafoil GHR Gasket showing Asbestos 1 Use ASTM A193 Bolts Current Spec still showing ASTM A307 2 Use 1/16" Thick Current Spec still Grafoil GHR Gasket showing Asbestos 3 Referenced CISP Reference in Institute Spec No. current Spec is HS-74 to HS-76 4 Updated the names Current Spec is of Manufacturers out of date 5 Updated Coating Current Mastic Mastic no longer made PLAINTIFFS f l EXHIBIT %o^2aP UCASB00229954 WV-17856