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List of references

Expert services for steel construction of wind turbines

Senvion GmbH
• Examination, expert opinion, repair proposal for transport damage to steel structures
• Special investigation and expert opinion on steel structures for the offshore wind farm "Nordsee One"
• Expert opinions and development of repair proposals for transport damage to azimut brake discs
• Training factory staff and expert advice on anti-corrosion repair system specifications
• Participation in the implementation of the specification for damage to the coating

Senvion SE
• Failure analyzes and expert opinions for defects in the coating of towers for wind turbines

Vetters und Freywald KG
• Assessment and expert opinions on damage to telescopic masts
• Examination of the plan documents for corrosion protection compliant design
• Assessment of Subcontracting Capacity for Production and Coating

SIAG GmbH
• Analysis of manufacturing defects in the steel construction of towers for wind turbines
• Preparation of expert reports for the detection of damage and rectification of defects
• Initial work for the optimization of the production of steel construction products
• Acceptance of products before delivery

SIAG CZ
• Preparation of expert reports for the assessment of defects in components of wind turbines
• Damage analysis of buildings in Romania, Austria and Germany
• Creation of repair concepts and monitoring of repairs on towers of wind turbines
• Analysis of manufacturing defects in the steel construction of machine carriers for wind turbines
• Acceptance of products before delivery

lavis engineering GmbH
• 611/5000 Expert opinions in the processing of building inspections and determination of the effects on the stability, traffic safety and durability
• Attestations of the early release of road bridges before their final completion
• Determination of the condition of damaged structures
• Establishment of monitoring concepts for monitoring structural damage
• Development of remediation concepts for traffic sign bridges
• BAB A 643 Rhine bridge Schierstein, repair of weld cracks and bearing points
• Expertise and monitoring at the bridge over the reservoir in Saalburg

Building inspection according to DIN 1076

Main examinations, simple examinations, special examinations and object-related damage analyzes (OSA) for traffic structures in the course of highways, federal and country roads in entire Germany and Luxembourg

Hesse
• 139 buildings on the B3, B455, L3005, L3006, L3018, L3193, L3195, L3308, BAB A3, A4, A5, A7, A44, A66, A659, A661, A672

Thuringia
• 117 buildings on the B4, B7, B19, B85, B88, B247, BAB A4, A9, A38, A71 A73
• OSA of welds, expert opinion:
  - collapsed cantilever on the B7 and identical structures
  - 7 buildings with abnormalities on the B7, BAB A4, A9, A38, A71


• Bridge over the facilities of the railway in Zörbig, local situation Göttnitz
• Pedestrian bridge over the Riede in Zörbig OT Rieda
• BAB A643 Rhine bridge Schierstein, main bridge test according to DIN 1076
• BAB A9 Elbe bridge Vockerode
• BAB A72 Werratalbridge Einhausen
• BAB A5 bridge over the Limburger Bahn

Expediting, project control and inspections

Senvion GmbH - Poland, Opole
• Expediting, quality assurance, inspections and repair proposals for machine carriers of power plants for the wind farms:
  - Nordsee One
  - Nordergründe

Senvion GmbH - Australia, State of Victoria
• Expediting, expert reports, project management, quality assurance and acceptance tests for the wind farms:
  - Cape Nelson North
  - Cape Sir William Grand

Senvion GmbH - Scotland, Northwest Highlands
• Expediting, production optimization, quality assurance for the wind farm:
  - Strathy North

Senvion GmbH - Portugal, Oliveira de Frades / Vila Nova de Gaia
• Expediting and quality assurance at the production sites for the wind farms:
  - Onshore Picos
  - Sernancelle Moimenta I und II
  - Onshore Tre Marcos

SIAG AG
• Acceptance of steel tower segments before delivery to the end customer at the production site in Emden

SIAG GmbH
• Acceptance of steel tower segments before delivery to the end customer at the production site Leipzig and Finsterwalde

SIAG CZ
• Acceptance of steel tower segments, machine carriers and internals before delivery to the end customer at the production site Chrudim CZ, Berunice CZ and Teplice CZ

ThyssenKrupp Shanghai MAGLEV Transrapid Magnetic levitation track
• Pudong Airport – Longyang Road Station in Shanghai China

PLAY as AVI-file
PLAY as MP4-file

Fuhrländer AG
• Acceptance of steel tower segments, before delivery to the end customer at the production site in Leipzig, Finsterwalde
• Acceptance of steel structures for wind turbines in the manufacturing workshops:
  Finsterwalde, Staßfurt, Fürstenwalde, Ruhland, Gräfenhainichen, Chrudim – Czech Republic and Qingdao - China

lavis engineering GmbH
• 2nd Strelasund crossing in the course of the B 96 n building 1.2 Steel construction and structure 2 cable-stayed bridge in the factory
  (Neumarkt, MaxBögl)

  Segment steel composite bridge Building 1.2		Cross-section struts Bauwerk 1.2		Floor panel building 2 struts Building 1.2

• Repair of structures at the Solvay Chemicals GmbH plant in Bernburg
• Renovation of the building T 2.2 North Station on Bernauer Strasse in Berlin
• Wind farm in the local situation Dretzen with 15 wind turbines, 15 MW
• Renewal of the shoring and the carriage at the Wuppertal suspension railway

Product design, new and further development of components for wind turbines

Leibniz University Hannover, Institute of Steel ConstructionStahlbau
• Collaboration as representative of an industrial enterprise in the research project "SaWiTo"
• Concept study on the use of sandwich towers in onshore wind turbines
• Achieving greater hub heights for increasing the efficiency of wind turbines
• Investigation of the steel structure "tower" taking into account the requirements of material properties, production, transport and erection on the construction site

SKI Ingenieurgesellschaft
• Cooperation in development: "Tower Building, element for producing the tower building process and the erection of the tower building"
• Patent Application DE102011054567A1 2013.04.18
• Cooperation in the development of the foundation structure for the offshore transformer station MEG1 under the approval process for the 2nd BSH release

SIAG GmbH
• Advisory activity in the introduction of product updates for steel components (towers, interior fittings, machine carriers, nacelle accessories)

SIAG CZ
• Introduction of product updates for steel construction components (towers, interior fittings, machine carriers, nacelle accessories) in wind energy in Chrudim, Berunice and Teplice

Planning and development of manufacturing processes for wind turbines

PROMOTECH
• Effectiveness in the development of an automated device for:
  - Cutting of breakthroughs in large pipes
  - Production of weld seam preparation
  - Welding of frames by UP-welding
  This 5-axis automated device is used for the installation of door frames in towers for wind turbines

ThyssenKrupp Schulte
• Collaboration on the definition of material properties requirements for the assembly structures of steel structures in the offshore wind industry
• Definition of manufacturing tolerances and test criteria of bending and welding constructions
• Cooperation for the project development

Production and construction supervision, specialist construction management

Hessen Mobil – Road and Traffic Management
• Replacement of traffic sign bridges B40, AS Hochheim
• Replacement of traffic sign bridges L3262, AS Zeppelinheim

TLBV – Thuringian State Office for Construction and Transport
• New construction of the grid control system on the BAB A4, A71

Senvion GmbH
• Evaluation of documents for production and coating, production monitoring and inspections of the new construction of a prototype for machine carriers

Stadt Zörbig
• Thorough repair of the bridge over the Riede
  (Repair concept, project control, production monitoring, construction supervision)

lavis engineering GmbH
• 2nd Strelasund crossing in the course of B 96 n; BW 1.2 steel composite and BW 2 cable-stayed bridge
  

  2nd Strelasund crossing, old Rügendamm bridges (B96 and railway)	Structure II navigation channel Pre-assembly in Lubmin	Installation in cantilever construction with floating crane"Taklift 7 (1.2t)"	View Cable-stayed bridge of the 2nd Strelasund crossing (B96a)	AKBI on top of the pylon peak at 128m height

• Replacement of the road bridge over the Spree in the course of the S 130 in Neustadt
• Replacement Berlin bridge in Halle / Saale - cable-stayed bridge
• B 95 bypass Borna, new building building 1 overpass Geschwister Scholl Straße and building 2 Lausicker Straße
• Renovation / new construction of the Saale bridges in Alsleben, Bernburg, Nienburg and Röpzig
• Acceptance of the construction of the bridge over Svinesund on the construction site near Strömstadt in Norway

Object and structural design of buildings

Thyssen Krupp Mannex / SIAG AG
• Planning of a production site for the production of foundation structures for offshore wind energy in Shougang China
• Submission to the business plan for a manufacturing plant for the production of foundation structures for the offshore wind industry in Shougang China
• Analysis of existing infrastructure, local skills and competences
• Planning of production lines, personnel, cycle times, logistics and technological processes
• Presentation of results to international committees

SBB Sund Stahlbau GmbH
• Refurbishment of existing buildings: Investigation of existing building conditions and degrees of damage to buildings
• Development of proposed solutions for the repair of steel structures
• New building Schlemmermarkt, Kiel
• Plant for removal of cadaver and graffiti for Bahn AG plant in Hamburg / Eidelstädt
• Rehabilitation of the pharmacy and new casino, University Hospital Eppendorf in Hamburg
• New building Pavilion, Berlin Adlershof

lavis engineering GmbH
• Sanierung Nordbahnhof, S-Bahn Berlin
• Bunker house, conveyors and outbuildings, power plant Neurath
• Office building Reuchlin Strasse Berlin Loft conversion with security platform
• Renovation of stations for the replacement of the Wuppertal suspension railway
• Parking garage for the shopping centre Leipzig Paunsdorf