MRT Tunnel Drilling Machine Successfully Connects Monas And Thamrin Stations

The MRT project reached the tunnel wall from Thamrin Station to Monas Jakarta Station. (PR Jakarta MRT Jakarta Doc)

JAKARTA - Work on the MRT phase 2A construction project continues. Construction Director of PT MRT Jakarta, Silvia Halim, revealed that the progress of the work that had just been completed was the penetration of the tunnel wall on the north side of Thamrin Station to Monas Station.

"The tunnel boring machine (TMB) 2 has successfully penetrated the north side wall of Thamrin Station on Friday, July 29, 2022. TBM 2 built a 385.5 meter southbound tunnel from Monas Station to Thamrin Station," Silvia said in her statement, Tuesday. , August 2nd.

Silvia said that the work on TBM 2, which is included in the CP 201 construction package, takes about 3 months, from April 11 to July 29, 2022.

Furthermore, he said, TBM 2 will make a roundtrip at the north shaft point of Thamrin Station to continue construction of the northbound tunnel back to Monas Station.

Furthermore, Silvia revealed that there are two drilling machines in the CP 201 construction, namely TBM 1 and TBM 2. TBM 1 makes southbound and northbound tunnels connecting the HI and Thamrin Roundabout Stations and TBM 2 which builds southbound and northbound tunnels connecting Monas and Thamrin Stations. .

"After that, the two TBMs will jointly build southbound and northbound tunnels connecting Monas and Harmoni Stations," he continued.

So far, work on CP 201 has reached 41.84 percent with a number of works such as excavation and casting of the Monas Station base slab, casting of columns and wall structures at the Monas substation, and soil quality improvement at Thamrin Station, and installation of traffic decking on the south side of Thamrin Station. .

"We are still optimistic that the target for completion of CP 201 in March 2025 will be achieved," explained Silvia.

For information, the MRT phase 2A construction consists of seven stations, namely Thamrin Station, Monas Station, Harmoni Station, Sawah Besar Station, Mangga Besar Station, Glodok Station, and City Station.

Then, the construction continued to phase 2B, namely Mangga Dua and Ancol and one depot in West Ancol. The total length of the MRT routes for phases 2A and 2B is 11 kilometers.