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CASE STUDIES


Tamatave ort maintenance works


Madagascar
Tamatave


Detailed description of the operations carried out

  • Supply & installation of a decompression chamber at the Port of Tamatave
  •  "Material strength study, structure of a 600m long quay.
  • Destructive and non-destructive testings , boring, coring, scan radar Pier C of the Port of Tamatave "
  • Expertise of Pier B in the Port of Tamatave: non-destructive  and destructive testings, scan radar, carbonation, boring, coring
  • Analysis survey: implementation of current meters and wave recorders in the Port of Tamatave.
  • Magnetometry survey: Research of submerged structures in the Port of Tamatave.
  • Underwater thermal spear cutting of 1000T steel in the Port of Tamatave.
  • Underwater earthworks and dredging of 4000m3 and steel pipe assembling
  • Welding and radiography AWS standards (hydrocarbons)
  • Laying of 2 lines of 1250m pipe line in the Port of Tamatave.
  • Using barge, tugboat, divers
  • Wharf expertise at Pier B in the Port of Tamatave: bathymetry, photos, videos
  • Bathymetry in the Port of Tamatave for laying a pipeline

Description of main tools/resources mobilized

  • IMCA divers and equipment(cylinder)
  • Submarine and terrestrial magnetometers
  • Side scan sonar, single/multi-beam sensors
  • ADCP current-meter
  • Pumps, hydraulic excavators, 120-200 tons cranes
  • Crane barges and jack up
  • 500-2500Hp tugboat

Duration

EPCM contracts

Team

Between 20 and 100

Specific environment-related requirements

Procedures as per ISO 18001 and 9001. 100% English language. Very  high level of security, internal and external audits( QHSE audits)

Results

Successful results of operations, deadlines and conditions met. Client satisfaction. Delivery of the additional dock on time.