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Lines Hydropower Substations Other
Lines > 400 kV - 400 kV - 220/300 kV - 110/132 kV - 63/90 kV
date projet pays client
Line inspection, Towers site’survey and modeling. OHTL 90kV Attaques – Calais France GIMR NE
Towers site’survey and modeling. OHTL 63kV Beautor – Laon France GIMR NE
Towers site’survey and modeling. OHTL 90kV Holque – Motelette and Abbeville – Rue France GIMR NE
Upgrading studies. OHTL 63kV Palente – Près de Vaux – Novillars – 12.19 km France GIMR E
PLS – Cadd modeling. OHTL 63kV Hériménil – Varangeville – 14.7 km – 52 towers France GIMR E
PLS – Cadd modeling. OHTLs 63kV Pontchateau-Z.Herbignac / Herbignac-Z.Herbignac / Marzan-Z.Herbignac France GIMR O
Upgrading studies. OHTL 63kV Pont d’Aran – St Cyr – 6.8 km – 21 towers France GIMR SE
Line routes modification. OHTLs 63kV Belle Epine – Servigné and Belle Epine – Grand Mémenier France GIMR O
Ground clearance studies. OHTL 90kV Craon – Laval France GIMR O
PLS-cadd modeling, specific handmade calculations for concrete poles, uprating and upgrading studies. OHTL 63kV Carbonne – Muret – 23.7 km – 78 towers France GIMR SO
Ground clearance study. OHTL 63kV Bassens – Izon France GIMR SO
Techniqcal studies. OHTL 63kV Cheviré – Brains – Ste Pazanne France GIMR O
PLS-Cadd modeling, tower site’ survey and modeling. OHTL 63kV Baragarry – Legugnon France GIMR SO
Upgrading studies. OHTL 90kV Douvres – St Contest France GIMR NP
Upgrading studies level 1. OHTL 63kV Porcheville – Les Mureaux 1 and Porcheville – Flins 1 Z – Elisabethville France GIMR NP
Upgrading studies. OHTL 63kV in the close areas of Trégueux and Squividan substations France GIMR O
Specific reinforcement kits for towers. OHTL 90kV Attaques – Gravelines France GIMR NE
Upgrading studies. OHTL 63kV Bure – Fontoy – Tressange – 8 km, 31 towers France GIMR E
Upgrading studies. OHTL 63kV Port St Louis du Rhône – Salin de Giraud – 9.05 km, 33 towers France GIMR SE
Towers site’survey and modeling. OHTL 63kV Marzan – Pontchateau – Z Herbignac France GIMR O
Ground clearance study. OHTL 63kV Bédarrides – Vedène Z Sorgues – 15.5 km, 57 towers France GIMR SE
Upgrading studies. OHTL 63kV Bédarrides – Terradou – 14.25 km, 48 towers France GIMR SE
Ground clearance study. OHTL 63kV Chateauneuf de Gadagne – Caumont – 0.816 km, 10 towers France GIMR SE
General assessment. OHTL 90kV Gatellier – Jussac – 21 km, 64 towers France GIMR SO
Upgrading studies level 1. OHTL 63kV Porcheville – Puiseux 2 Z Marianne France GIMR NP
Setting up of a new tower (9 crossarms) for connection at 2 OHTL’s intersection. OHTLs 90kV Dieppe – Vaupalière and Les Campeaux – Bourgay France GIMR NP
Reinforcement kit design. OHTL 63kV Marzan – Pontchateau – Herbignac section Marzan – Z Herbignac France GIMR O
Tower replacement study. OHTL 63kV Chalons – Louhans France GET BOURGOGNE
Upgrading studies. OHTL 63kV Porcheville – Les Mureaux 1 Z Elisabethville France GIMR NP
Upgrading studies. OHTL 63kV Porcheville – Les Mureaux 2 Z Flins France GIMR NP
Upgrading studies level 1. OHTL 90kV Douvres – Odon – 16 km, 51 towers France GIMR NP
Feasibility and detail study for towers type H1 reinforcement. OHTL 63kV Loscoat – St Pierre France GIMR O
Diagnosis study before refurbishment. OHTL 90kV Coindre – Lanobre – 15.9 km, 44 towers France GIMR SO
Displacement of tower #16 in the line axis. OHTL 90kV Fléac – Puyrenaud France GIMR O
Line inspection, upgrading study, reinforcement kit design. OHTL 63kV St Coulitz – Z St Coulitz France GIMR O
Diagnosis study before refurbishment. OHTL 63kV Fonclare – Labacarède – 20 km, 158 towers France GIMR SO
Diagnosis study before refurbishment. OHTL 63kV Lauras – St Victor – 15 km, 50 towers France GIMR SO
Ground clearance study. OHTL 90kV Chanceaux – Château du Loir – 2.2 km France GIMR O
Upgrading studies with insertion of anticascading towers. OHTLs 63kV Eygliers – Château Queyras, Ste Tulle – Cadarache et 225kV Oraison – St Auban – 52.3 km, 149 towers France GIMR SE
Modification of the OHTL line route (3 new steel poles) for private client “ESPACE 14”. OHTL 63kV Herblay – Mery France GIMR NP
Upgrading studies level 1. OHTL aérienne à 63kV Charpenay – Dardilly – 2.9 km – 13 towers France GIMR RAA
Upgrading studies level 1. OHTL 63kV Fleyriat – Viriat – 2.3 km, 6 towers France GIMR RAA
Aero-underground adaptation design on tower # 74. OHTL 90kV Coudekerque – Holque France GIMR NE
PLS-Cadd modeling and diagnosis study. OHTL 2x90kV Chanceaux – Château du Loir 1&2 France GIMR O
Technical studies for tower replacement after collapes. OHTLs 63kV Lacabarède – Vintrou and Fonclare – Lacabarède – 2.1 km, 6 towers France GIMR SO
PLS-Cadd modeling, tower modeling and diagnosis study. OHTL 63kV Liart – Mohon – 20,5 km France GIMR NE
Towers’ site survey and modeling. OHTL 63kV Bédarrides – Terradou France GIMR SE
Towers’ site survey and modeling. OHTL 63kV Bédarrides – Védène France GIMR SE
Ground clearance studies. 63kV Esso – Marquis 1&2 – St Mayne – Tulière and St Livrade – Villeneuve sur Lot France GIMR SO
General assessment and topographic survey. OHTL 90kV Lubersac – Traverse – 35.2 km, 138 towers France GIMR SO
Upgrading and ground clearance studies. OHTL 63kV Chateauneuf de Gadagne – Caumont France GIMR SE
OHTL modification in the close area of Belleville substation. OHTL 63kV Belleville – Duvy France GIMR NP
Reinforcement kits and tower replacement studies. OHTL 63kV Port St Louis – Salins de Giraud France GIMR SE
Electrical Reinforcement 90kV of nortern area of Caen. Modification studies of OHTLs 90kV in the close areas of Odon and Ranville substations France GIMR NP
Upgrading and ground clearance studies. OHTL 90kV Belle Epine – Bruz – 15.5 km France GIMR O
Modeling of 7 towers. OHTL 90kV Beuvry – Barlin France GIMR NE
2 steel poles modeling (PLS-Pole software). OHTL 90kV Sorrus – Tringue France GIMR NE
Upgrading studies level 1. OHTL 63kV Anneyron – St Vallier – 10 km, 21 towers France GIMR RAA
Steel Top part modification for concrete poles. OHTLs 90kV Hesdin – St Pol and Pernes – St Pol France GIMR NE
Upgrading studies level 2. OHTL 63kV Fleyriat – Viriat – 2.3 km, 6 towers France GIMR RAA
Reinforcement kits design. OHTL 63kV Bure – Fontoy – Tressange France GIMR E
Topographical and technical studies. OHTL 63kV Revigny – Sainte Menehould France GIMR NE
Upgrading studies level 1. OHTLs 90kV Aydes – Pôle 45, Bréal – Z. Tay, Poisard – Villerbon 1&2 and 400kV St Laurent des Eaux – Verger B1 and B2 France GIMR O
Towers’ site survey and modeling # 49 and 50.OHTL 63kV Passy – Megève France GIMR RAA
Uprating studies. OHTLs 63kV Bourne – Bournillon and Bourne – Villard de Lans France GIMR RAA
Complete study before optic fiber installation. OHTLs 90kV Fontenay – Ile d’Elle and Ile d’Elle – Marans – 34,6 km France GIMR O
PLS – Cadd modeling.OHTLs 90kV Anstaing – Orchies et 63kV Fère – Fismes – Soissons N. Dame France GIMR NE
Upgrading studies level 1. OHTL 63kV Rolampont – Villegusien 1 France GIMR E
Upgrading studies. OHTL 63kV Hérimenil – Varrengeville France GIMR E
Upgrading studies level 1. OHTL 63kV Porcheville – Puiseux Z Limay France GIMR NP
Study of optic fiber installation. OHTLs 90kV axis St Pierre de Bailleul – Evreux – Boscherville France GIMR NP
Upgrading studies level 1. OHTL 63kV Brevans – Champvans France GIMR E
Upgrading studies to secure important crossings. OHTL 63kV Maladières – Rosières France GIMR E
Upgrading studies level 1. OHTL 63kV Arcy – Creney France GIMR E
Upgrading studies level 1. OHTL 63kV Ailleville – Vendeuvre France GIMR E
Upgrading studies level 1. OHTL 63kV Cosne – Perroy France GIMR E
Uprating study. OHTL 63kV Brousseval – St Dizier France GIMR E
Uprating study. OHTL 63kV Chaumont – Rolampont France GIMR E
Modification studies of 4 OHTLs 63kV in the close area of Sarrebourg substation. OHTLs 63kV Dieuze – Sarrebourg, Rechicourt – Sarrebourg – Heming, Heming – Sarrebourg – Biberkirch, Imling – Sarrebourg 1&2 France GIMR E
Diagnosis study. OHTL 63kV Garchizy – La Charité – Doudoye France GIMR E
Upgrading studies level 1. Lot of OHTLs 63kV Bassigny – Rolampont, Brousseval – St Dizier, Haut clos – Rosières, Nevers Est – St Eloi France GIMR E
Line inspection and PLS-Cadd modeling. OHTL 63kV Brunehaut – Setier France GIMR NE
Ground clearances study. OHTLs 90kV Pernes – St Pol and Hesdin – St Pol France GIMR NE
Deep Assessment. OHTL 90kV Longuenesse – Lumbre France GIMR NE
Deep Assessment. OHTL 90kV Albert – Doullens France GIMR NE
Upgrading studies level 1. Lot of OHTLs 90kV Gabion – Sandouville, Courlis – Sandouville, Mortemer – Sandouville, Compas – Port Jerôme, Montivillier – Pont VII. France GIMR NP
Design studies of a new OHTL. OHTL 2x90kV Avranches – Launay, 16km with steel poles and latticed steel towers France GIMR NP
Diagnosis study. OHTL 63kV Chabossière – Cheviré France GIMR O
Upgrading studies level 1. OHTL 63kV Contamine – Pomblière France GIMR RAA
Diagnosis study. OHTL 63kV Bocca – Mougins – Pinède France GIMR SE
General assessment. OHTL 63kV Gimont – L’Isle Jourdain. France GIMR SO
Steel pole insertion study. OHTL 63kV Cluny – Flacé France GIMR E
Upgrading studies. OHTL 63kV Basse Ham – Manom France GIMR E
Upgrading studies. OHTL 63kV Kerbach – Marienau France GIMR E
Upgrading studies level 1. OHTL 63kV Les Preles – Sauilly France GIMR E
Upgrading studies. OHTL 63kV Drulingen – Goetzenbruck France GIMR E
Upgrading studies level 1. OHTL 63kV St Eloi – St Pierre le Mouthier – Parize France GIMR E
Electrical reliability studies. OHTL 63kV Arbois – Le Bouchaud - Gysserie France GIMR E
Electrical reliability studies. OHTL 63kV Garchizy – La Charité - Doudoye France GIMR E
Tower modeling. OHTL 63kV Reinange – St Hubert France GIMR E
Tower modeling. OHTL 90kV Albert – Doullens France GIMR NE
Identification et modeling of towers technical evolutions. OHTLs 63kV Porcheville – Les Mureaux 1&2 France GIMR NP
Upgrading studies. OHTL 90kV Evreux – St Pierre de Bailleul Z Croix St Leuffroy France GIMR NP
Concrete pole replacement study.OHTL 90kV Bélonnière – Joué les Tours France GIMR O
Drawings adaptation study for an aero – underground tower. OHTL 63kV Passy – Megève France GIMR RAA
Specific reinforcement kit design. OHTL 63kV Charpenay – L’Arbresle France GIMR RAA
PLS-Cadd modeling and diagnosis study. OHTL 63kV Chaffard – Tigneu France GIMR RAA
Upgrading studies level 1. OHTL 63kV Allinges – Publier France GIMR RAA
Modeling of 5 towers. OHTL 63kV La Ciotat – Pont d’Aran France GIMR SE
Upgrading studies and reinforcement kit design. OHTL 63kV Auriac – Miramont, Bessange – Menesplet1&2, Brantome – Nontron,Fontpinquet – Marsac, Fumel – Martiloque, Masquet – Secary 1&2 France GIMR SE
Upgrading studies level 1. OHTLs 63kV Bar Le Duc – Saudrupt, Bayard – Joinville et Creney – Haut Clos France GIMR E
Study of optic fiber installation. OHTLs 63kV Garchizy – La Charité – Doudoye et Chatillon – Tonnerre France GIMR E
Electrical reliability studies. OHTL 63kV Champvans – Brevans – Rochefort France GIMR E
Electrical reliability studies. OHTL 63kV Errouville – Moulaines – Aubrives France GIMR E
Upgrading studies. OHTL 63kV St Hubert – Thionville France GIMR E
Upgrading studies. OHTL 63kV Reinange – St Hubert France GIMR E
OHTL modification studies in the close area of Landres substation. OHTLs 63kV Landres – La Moulinelle et Landres – Tucquenieux France GIMR E
Tower modeling and reinforcement kit design. OHTL 90kV Longuenesse – Lumbre France GIMR NE
Upgrading, refurbishment, 20 towers and conductors replacement, installation of optic fiber. OHTL 63kV Garchizy – Nérondes – 21km, 84 towers France GIMR O
Diagnosis study. OHTLs 90kV Erquy – Plancoët and Domloup – Vern France GIMR O
Specific reinforcement kit design. OHTL 63kV Charpenay – L’Arbresle France GIMR RAA
Upgrading studies. Lot of 8 OHTLs 90kV France GIMR NE
Setting up of 4 new towers for connection to a new substation and modification studies of an 225kV into 63kV OHTL. OHTL 63kV Batilly – Montois – 6km, 15 towers France GIMR E
Tower modeling and reinforcement kit design. OHTL 63kV Lignat – Martes de Veyres France GIMR RAA
Tower modeling and reinforcement kit design. OHTLs 63kV Chazelles – Soleil and Rivières – St Just France GIMR RAA
Setting up of a new tower (9 crossarms) for connection to a new substation. OHTL 90kV Cholet – St Pierre Montlimart France GIMR O
Ground clearance studies. Lot of 7 OHTLs 63kV France GIMR SE
Electrical reliability studies. OHTL 63kV Bergholz – Sarre Union – 17km, 54 towers France GIMR E
Ground clearance studies – Replacement of 3 towers. OHTL 63kV Allement – Le Paireux – 9km, 28 towers France GIMR RAA
Ground clearance studies – Insertion of 1 tower. OHTL 90kV Buzançais – Le Madron – 2km, 8 towers France GIMR O
2007 Feasibility Study - Bédarrides-Védène line France RTE - GIMR SE
2007 Feasibility Study - Bédarrides-Terradou line France RTE - GIMR SE
2007 Topographical and technical studies - Bocca-Mougins Pinède 1 line France RTE - GIMR SE
2008-2009 Strengthening mechanical studies - Part sud-ouest of RTE - lot nn° 5 France RTE - GIMR SO
2007 General expertise - Gimont - Isle en Jourdain LINE France RTE - GIMR SO
2006-2007 Strengthening studies - Gatellier-Jussac-Aurillac line France RTE - GIMR SO
2008 Detailed technical studies - connecting of new transformer 63/20 kV in Limay electrical station... France RTE - GIMR NP
2007 St Pierre de Bailleul (tower n° 244) - Neubourg Serquigny : optical fiber stringing studies France RTE - GIMR O
2007 Neubourg-Serquigny line - Pls cadd studies & mechanical studies of tower n° 208. France RTE - GIMR O
2007 Topographical and technical studies - Avranches-Launay France RTE - GIMR O
2008-2009 Rehabilitation studies, reinforcing & optical fiber stringing studies - Charchizy-Nérondes line France RTE - GIMR O
2008-2009 Engineering : detailed technical studies Cholet-St Pierre Montlimart France RTE - GIMR O
2008-2009 Engineering : detailed technical studies -Bélonière-Joué les Tours France RTE - GIMR O
2007 Topographical and technical studies - Brivet-Z Brivet (DIESTER implantation) France RTE - GIMR O
2006-2007 Geometrical compliance - Chaunay-Maintenon France RTE - GIMR O
2006-2007 Technical studies - Chabossière-Cheviré & Cheviré-Vertou France RTE - GIMR O
2004 PLS CADD data processing - 328 km France RTE – GIMR O
2003 63 kV Porcheville - Les Mureaux 2, dérivation Flins et Porcheville-Gargenville 2 lines (13 km) - Strengthening studies France RTE - GIMRNP
2003 90 kV Combourg-Tinteniac line - TOWER calculations France RTE - GIMRO
2003 90 kV Beuvry-Douvri line - Reinforcing kit France RTE - GIMRNE
2003 63 kV Livière – Mas Nou line (52 km) - 120 towers - General expertise France RTE - GIMRSO
2003 90 kV CRAON-LAVAL line (30 km) - Technical studies France RTE - GIMRO
2002 PLS-CADD data processing - 550 km France RTE - GIMRO
2002 Godin-Lardit line (33 km) - General expertise France RTE - GIMRSO
2000 Preliminary design of 4 types of tower Syria Donetsk Power Transmission Tower Plant Ukraine
1997 Studlar-Faskrudsfjördur line (16 km) - Design of the line Iceland Rarik
1994 Fludir-Hella line (30 km) - Design of line on pin type insulators Iceland Rarik
1992 Patreksfjardlina line (5 km) - Design of the line Iceland Westfjord Power Company
1983 Vogaskeio – Grundarfjördur line (35 km) - Calculations of conductors and tubular poles Iceland Rarik
1982 Mjolka-Talknafjördur line (45 km) - Design of the line Iceland Westfjord Power Company
1981 Ljosifoss – Hvergerdi line (15 km) - Design of conductors and poles Iceland Rarik
Headline
HECLA is confirmed as certified ISO 9001-2008
The accredited certifier organism Bureau Veritas Certification France has again certified again on September, 9th, 2011 Quality Management System of HECLA being estimated and considered corresponding to the requirements of the standard NF ISO 9001 : 2008 in the field of Engineering in Electrical Power Transmission.
See all the pictures of the Hecla team on Hekla on september 2006
More news
31.01.2012
HECLA and art
After the French festival in Iceland in 2007 and the purchases of original works of French artists in the field of photography, painting and ceramic, HECLA has chosen and decided to support the foundation created by Ateliers d’Art de France.

18.11.2011
HECLA in Morocco
Having fulfilled the conditions required by the Moroccan Electric System Operator - ONE, this one notified by a mail on October 14th, 2011 the qualification of HECLA to intervene in Morocco in the field of transmission lines studies.

06.09.2011
HECLA is certified OPQIBI
Our engineering saw awarding on August 1st, 2011 the certification OPQIBI n° 11 08 2322 for the qualifications concerning the studies of the current metallic structures and the studies of VHV networks.

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