e-tender for general maintenance of bts sites including diesel filling and rigger activities at bts sites of karnataka circle zone 4 ( belgaum , bijapur , davangere and dharwad ssas ) general maintenance of bts sites including diesel filling and rigger activities at bts sites of karnataka circle zone 4 ( belgaum , bijapur , davangere and dharwad ssas ) , general maintenance of bts sites including diesel filling , rigger activities at bts sitesof karnataka circle zone 4 comprising of belgaum , bijapur , davanagere and dharwad ssas , urban bts sites @ base price 1960 per month , rural bts sites @ base price 2430 per month