MON-SAT 0400-1800
OBSTACLE CLEARANCE SURFACE PENETRATED BY MOBILE CRANE.
PSN 300M BEYOND THR27L AND BETWEEN 300M AND 460M N OF RCL.
522724N 0094225E. MAX ELEV 333FT/165FT AGL. DAY AND NIGHT MARKED. 
DURING IFR APCH RWY27L AND RWY09R CRANE WILL BE RETRACTED BELOW OBST 
FREE SURFACES.