March 2015

  • AGHIA VARVARA Station: Excavation works and works for the construction and tensioning of pre-stressed anchors in Taxiarchon Shaft are in progress;
  • KORYDALLOS Station: Waterproofing, permanent lining reinforcement and concreting works are in progress;
  • NIKEA Station: The works for the waterproofing for the main station foundation slab, the concreting of the columns up to the concourse level slab, the concreting of the staircases and escalators nos. 1, 3 and 4 up to the concourse level slab, the concreting of staircases nos. 6 and 7 up to the E/M slab, waterproofing of the main station NATM tunnel, the concreting of the vault and the concreting of TBM bed inside the station NATM tunnel have been completed. The works related to the construction of the TBM bed are in progress, while the works for the installation of steel reinforcement for proceeding with the concreting of part of the roof slab and the works for the installation of steel reinforcement at the interior walls supporting the slab of the mezzanine floor at the concourse level are also in progress;
  • MANIATIKA Station: The works for the excavation of the 5th, 6th level (access ramp area) and the 8th, 9th and 11th level of the station main building are in progress. In progress are also the works for the application of shotcrete and the construction of pre-stressed anchors at the 5th level of the station main building (access ramp area) in the open trench area of P. Mavromichali Street. Works for the excavation and phase A2 temporary retaining (south face – western gallery) of the station’s main tunnel are also in progress;
  • PIRAEUS Station: Completed are the works related to a) the excavation of two diaphragm walls (DW) testing panels, b) the execution of three drillings and the installation of magnetic extensometers, c) the execution of drillings and the installation of inclinometers and d) the execution of a drilling and the installation of a piezometer. In progress are the works for the construction of guide walls for the station and access 2, bentonite manufacturing for the construction of DWs, the mobilization and setting-up of equipment for the construction of DWs and the construction of steel reinforcement cages for DWs (2 pieces). In progress are also the works for the execution of drillings and the installation of inclinometers at Entrances 1 and 3, as well as the works for the cutting of tree branches in the area of ISAP warehouse;
  • DIMOTIKO THEATRO Station: In progress are waterproofing works in Aghios Konstantinos Square and temporary retaining works (shotcrete – pre-stressed anchors – fully-embedded anchors) at the station’s 2nd excavation floor (+5.00) on Korai Square. Investigation works for identifying ancient wells/ tanks and dismantling works at P. Bakogianni Square are in progress. Works for the extension of the fencing are in progress. Excavation and temporary retaining works concerning the 5th level (-9.00) are also in progress at Deligianni Shaft, as well as archaeological investigation works in the areas where networks are being diverted. Construction works for the diversion of a sewage network in Panepistimio Shaft are also in progress;
  • Phase A excavation works (left half-section) for the 1st set of spiles are in progress. The progress of phase A boring works for the triple track NATM tunnel with direction to Piraeus has reached 1.5/140m. Phase A excavation works (right half-section) for the 1st set of forepoling beams has reached a progress rate of 8/63 with direction to the Municipal Theatre;
  • Tunnel boring works have been completed by 47%.
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