Details: schedule a quarterly maintenance of radio towers as per brief description of jobs involved, but not limited to: task 1 - inspection of all nut bolts,platforms,ladder and connector/splitter for any defects, and correction of same.(quarterly basis) task 2 - checking and maintaining of earth pit resistance value and replacing any broken covers (quarterly basis) task 3 - cleaning of radio tower platform from bird nest and (quarterly basis) task 4 - troubleshooting and replacements of faulty aviation lamps with new aviation lamp,tightening & tying of any loose cable(quarterly basis) task 5 - checking and alignment of panel/offset antenna (quarterly basis) task 6 - checking the verticality of tower (quarterly basis) task 7 - cleaning and maintenance of ground area of radio tower inside fencing structure and near access of radio tower fencing structure. (quarterly basis) total amount of schedule a for two years (i.e. 08
Sector: Metro rail