Each urban villages in Jakarta needs concrete destroyer or breaker. It is aimed to speed the water channel normalization since the channel is obstructed by a wall or building.

Plenty of water channel in Tambora are covered by building. We have demolished the cover, but yet it can not be done faster. Each urban village does not have the breaker

"Plenty of water channel in Tambora are covered by building. We have demolished the cover, but yet it can not be done faster. Each urban village does not have the breaker," said Jakarta Governor, Basuki T. Purnama, Tuesday (11/3).

He has instructed Jakarta Dept. of Water Management to add the equipment. "We plan to buy the equipment. Each unit price is Rp 100 million," he added.

Moreover, the utilities also obstruct the water channel much. The utilities such telecommunication cable should be planted under 130 cm of depth. In fact, it was only planted between 10-20 cm.

The rain poured last night also left puddle in several areas such as on Jalan Arjuna Selatan. The governor is still finding the problem.