LL A/C DUCTING TO HAVE SIGNS OF SURFACE CORROSION NEAR THE GAMA COUPLING ATTACH CLAMPS. Resolution: REMOVED LIGHT SURFACE CORROSION BY HAND AROUND GAMA CLMAPS IN RH MLG WHEEL WELL ON THE A/C DUCTS. WORK DONE IAW GIV SRM 51-13-10. Billing Method Labor USD Time & Material ST Hours Rate Total 3.700 $