What was found
BS 987 L/H PRESSURE WEB CORRODED. GROUNDED - YES. REMOVED CORROSION.ORIGINAL WEB THICKNESS AT CORROSION AREA 0.020 IAW BAC DWG 147A5712 REV B REMAINING THICKNESS 0.004,REMOVED 0.016.OUT OF LIMITS IAW B737-800 SRM 53-70-51-1A-1REMOVED WEB IAW B737-800 SRM 51-40-02.DRILLED TO FIT NEW WEB P/N 147A5712-34 IAW B737-800 SRM 51-40-05 AND BAC DWG 147A5700 REV B.INSTALLED NEW WEB IAW B737-800 SRM 51-40-02 AND BAC DWG 147A5700 REV B.