Works Carried Out
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O T M WORKS CARRIED OUT PROJECT CHARACTER PERIOD OWNER VALUE KIND STAGE TUNNELS "Orfana" two-way Railway Tunnel Diameter D=10m. Length L=1000m. "Greek Railway Stages: Feasibility Study, Preliminary Organization" Design. R p 1982-1983 D.O.M.P. 4.770.000 (*) "Sphinx" two-way Railway Tunnel. Diameter D=10m. Length L=1200m. Preliminary Design for the Greek Railway Organization Tender. R e 1983 "AKTOR" S.A. 5.385.000 (*) "Metsovo" Road Tunnel, New National Road "Ioannina - Trikala". Diameter "Ministry of D=10m. Length L=3500m. Preliminary Public Works" design and Tender Documents. H e, c 1984 EYDE - OSYE 26.920.000 (*) Three Road Tunnels S1, S2, S3 - National Road "Kolimbari - Kastelli", Crete Island, Diameter D=10m. Length "Ministry of L=90-130m. Stages : Feasibility Study. Public Works" Preliminary Design. H p 1984-1985 BM1 Division 2.150.000 (*) "Ministry of Tunnel, National Road "Arta-Trikala", Public Works" section 1+920 - 2+511. Diameter D=10m. BM1 Section Length L=591m. Stages : Feasibility District Service Study. Preliminary Design. H p 1984-1985 of Ioannina 4.615.000 (*) Design of a cut and cover for the "Ministry of National Road "Arta - Trikala" Section: Public Works" 1+876 - 1+920. Diameter D=10m. Length BM1 Section L=44m. Stages: Feasibility Study. District Service Preliminary Study. H p 1985 of Ioannina 310.000 (*) Sewage Tunnel under Syngrou Av., Athens. Diameter D=3m. Length L=250m. Stage: Final Design. Y d 1986 "AKTOR" S.A. 650.000 (*) Outlet Tunnel of the Psitalia Sewage Treatment Center at Piraeus. Diameter D=10m. Length L=140m. Stage: Final Design and Construction of the Project. Y d, e 1988 "ATHINA" S.A 700.000 (*) Restoration of a Sewage Tunnel under Amynta Street in Athens. Diameter D=3m. Length L=150m. Stage: Final Design and Construction of the Project. Y d, w 1989 "AKTOR" S.A. 100.000 (*) Issue 2018 O T M WORKS CARRIED OUT PROJECT CHARACTER PERIOD OWNER VALUE KIND STAGE TUNNELS Kremada Tunnel of the Water Supply Conduit between Iliki and Athens, near Tanagra at Boetia, Greece. Diameter D=3,5m. Length L=900m. Design for a lumpsum offer. Y d 1989 "AKTOR" S.A. 4.000.000 (*) Underground Connection Tunnel of the New Apollonia Healing Center. Diameter "Greek Bank for D=5m. Length L=800m. Stage: the Industrial Preliminary Design. S p 1989-1990 Development" 1.000.000 (*) Tunnels for the Imittos Peripheral Highway in Attika. Twin Tunnels D=10m, "Ministry of L=200 - 600m. Preliminary Design. H p 1991-1992 Public Works" 20.000.000 (*) Deviation Tunnel for the construction of Evinos Dam. Design during construction for the contractor: Evinos Dam, GRITAU "Ministry of J/V. D=8m, L=1000m. Y d, e, c 1992-1993 Public Works" 6.000.000 (*) Klissoura Tunnel of the Kastoria - Florina "Ministry of National Road. D=10m, L=800m. H p, j 1993 Public Works" 5.000.000(*) Press Room Construction under an existing Arch Bridge inside the Corfu Castle for the 1994 Top Conference of the European Union. Design during construction for the Contractor J/V. "Ministry for "AVAX" S.A. - "I.CORONTZIS" S.A. Sciences and D=20m, L=100m. S d, e, c, 1993-1994 Culture" 2.000.000 (*) Road Tunnels of the Veroia - Kozani Highway. D=10m, L1=300m, L2=600m, "Ministry of L3=200m, L4=800m. Preliminary Design. H f 1994 Public Works" 100.000.000 (*) Spillway Tunnel of Evinos Dam. Design during Construction for the Contractor: "EVINOS DAM GRITAU" J/V., D=12m, "Ministry of L=400m. Y d, e, c 1994-1995 Public Works" 6.000.000 (*) Tunnels of the Athens Metro under- passing existing Buildings into the Depot "Olympic Metro" Station at Sepolia. D=6m, L=40+50m. R d 1995 J/V. 1.400.000 (*) Tempi Railway Tunnel D=12m, L=4800m, design for the Contractor: "Greek Railway "TEMPI TUNNEL" J/V. R d, e 1996-1998 Organization" 100.000.000 (*) Railway Tunnels of the new Ikonio - "Greek Railway Elefsis Line. R f, p 1996-1998 Organization" 200.000 (+) Road Tunnel into St.Nikolaos - Koumaria Section of Egnatia Road. D=10m, "Ministry of L=800m. H d 1996-1998 Public Works" 15.000.000 (*) Issue 2018 O T M WORKS CARRIED OUT PROJECT CHARACTER PERIOD OWNER VALUE KIND STAGE TUNNELS Rapsomatis Road Tunnel D=10m, L=1000m Design for the preparation of a Bid. H p 1997 “PARNON” SA 14.000.000 (*) Gropa Road Tunnel over the District Ministry of Road of Arta – Trikala D=7.5m, L=1200m H f 1997 Public Works 6.000.000 (*) Hydraulic Tunnel of Taxiarches at Thisvi of Boetia, part of the Mornos Aquaduct. Design into the frame of a Design – Construction Contract. Contractor “Athens Water “DOMIKA ERGA” SA. Y d, e 1997-1998 Supply Agency” 3.000.000 (*) Road Tunnels of Egnatia Odos, Section Grevena – Kozani (part 2) at Taxiarches D=10.5m, L=2x260m H p, d, w 1998-1999 AEGEK SA 6.000.000 (*) Railway Tunnel of Melissi on the New Railway Line of Korinthos – Patras, section Kiato – Xilokastro D=11.5m, “Greek Railway L=1265m. R f, p 1998-2000 Organization” 40.000.000 (*) Mavri Ora Road Tunnels of the Elefsis – Stavros – Spata Highway, near “ATTIKI ODOS” Aspropyrgos. D=14m, L=305+335m. H p, d, w 1998-2000 SA 8.500.000 (*) Railway Tunnel of Perama into the new Railway Line Ikonio – Thriassio at Attica “Greek Railway D=10m, L=3520m. R f, p 1998-2000 Organization” 42.000.000 (*) Structures by Cut & Cover Method of the Railway Line Korinthos – Patras, section “Greek Railway Kiato – Xilokastro D=11.5m, L=800m. R f, p, d 1998-2001 Organization” 15.000.000 (*) Tunnel by Cut & Cover Method, 230m long, 12.25m width, on the Katehaki Interchange of the West Peripheral Road of Imittos (Attiki Odos). H d, w 1998-2001 “Attiki Odos” JV 2.220.000 (*) St. Nikolas Road Tunnel D=10.5m, L=823m, second south branch on the Egnatia Road, Section St. Nikolas – “Egnatia Odos” Koumaria. H d, e 1999-2000 SA 13.000.000 (*) Twin Road Tunnels of Asprovalta D=10.5m, L=231+212m of Egnatia Road, “Egnatia Odos” section Asprovalta – Strymon River. H d, e 1999-2000 SA 5.700.000 (*) St. Stefanos Hydraulic Tunnel of the EYDAP Conduit along Kifissos River in “DOMIKA Attica D=4m, L=1100m. Y p, d, e 1999-2000 ERGA” SA 7.000.000 (*) Democritus Twin Road Tunnels on the Western Peripheral Road of Imittos, in “ATTIKI ODOS” Attica D=13.5m, L=290+275m. H p, d, w 1999-2000 SA 10.000.000 (*) Dafni Railway Tunnel of the new Railway Line Perama - Elefsis (Thriassio) D=10m, “Greek Railway L=970m. R f, p 1999-2000 Organization” 9.500.000 (*) Issue 2018 O T M WORKS CARRIED OUT PROJECT CHARACTER PERIOD OWNER VALUE KIND STAGE TUNNELS Tunnels for the Athens Metro, sections Syntagma – Monastiraki and Monastiraki – Assomaton Sq. D=13.5m, L=400m, D=8.5m, L=700m, D=7m, L=2x200+ +2x280m Construction into soft material under the Commercial Center of the “OLYMPIC Athens City. R p, d, e 1999-2001 METRO” JV 700.000 (+) Fitia Twin Tunnels of Egnatia Road, section Nestos River – Vaniano D=11m, “Egnatia Odos” L=240+230m. H f 2000 SA 5.600.000 (*) Skaramagas Twin Road Tunnels on the Interchange of the Athens – Korinthos Highway with the Egaleo Peripheral Road D=17m, L=2x215m. Design into the frame of a Design – Construction “Ministry of Contract. Contractor “Pantechniki” SA. H d, e 2000-2001 Public Works” 10.000.000 (*) Aspropyrgos Tunnel on the new Railway Line Ikonio – Thriassio in Attica D=10m, “Greek Railway L=210m. R f, p 2000-2001 Organization” 2.800.000 (*) College Tunnels of the Western Peripheral Road of Imittos, in Attica, D=19m, L=2x600m, D=10.5m, “ATTIKI ODOS” L=600+600m. H p, d, e 2000-2001 SA 54.000.000 (*) Podoniftis Hydraulic Tunnel at Stavros – Glyka Nera area of Attica D=7m, “ATTIKI ODOS” L=2850m. Y d, e 2000-2001 SA 28.000.000 (*) Hydraulic Tunnels of Podonifti flood Protection Scheme in Gargittos Area of Attica D=4m, L=1664m with Access “ATTIKI ODOS” Shafts D=11m, L=2x18m. Y d, e 2000-2001 SA 5.500.000 (*) Dihalorema tunnels of Athens – Salonica Highway, section Loggos – St. “Ministry of Constantine D=10.5m, L=2x500m. H f, p 2000-2002 Public Works” 27.140.000 (*) Tunnels of Athens – Salonica Highway, section St. Constantine – K. Vourla. “Ministry of D=10.5m, L=2x2450m. H f, p 2000-2002 Public Works” 71.400.000 (*) Third additional Skaramagas road tunnel at Athens – Korinthos Highway Interchange with peripheral Egaleo road, D=11.0m, L=216m according to the scope of Design - Construction Contract. “Ministry of Contractor”Pantechniki” SA. H d, w 2001 Public Works” 3.150.000 (*) Tunnels constructed by NATM method at the extension of metro line from Ethniki Amyna Station to Halandri Station. J/V AEGEK S.A. 250.000 (+) Variable diameter D=15~10m, total – AKTOR S.A. – length L=305m. R p, d, w 2001-2003 SELI S.A. 14.335.000 (*) Athens metro Tunnel, extension from 200.000 (+) Dafni Station to Papagou Shaft, Diameter AEGEK S.A. – D=10m, Length L=536m. R p, d, w 2002-2003 METON S.A. 15.000.000 (*) Issue 2018 O T M WORKS CARRIED OUT PROJECT CHARACTER PERIOD OWNER VALUE KIND STAGE TUNNELS Tunnels constructed by NATM or Cut and Cover method, at the extension of metro line from Doukisis Plakentias Station to Suburban railway interchange, Variable 380.000 (+) diameter D=15~6m, total length ATTIKI ODOS L=1160m.