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Many times it is necessary to climb on the roof or top of any tall structure, especially if there is leakage or any other problem. It is also dangerous to climb on top of a structure, only a person with the necessary skills, experience can climb on top,others may injure themselves
Most workers will charge Rs 500- 800 for a 3 hours work, for climbing.
However if a photo is available at a low cost, so that the owner can find what exactly the problem is , the owner is willing to pay some money
They will easily pay Rs 100-300 for a detailed photo of the top of the structure, roof, so that they can find the exact problem and decide the best way to fix the problem.
This is useful for people who live in their own home, not an apartment complex, where all the maintenance is handled by specialized staff