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 TERMENI DE REFERINTA - Raportul EIM pentru proiectul NABUCCO – sectiunea bulgara

Document Title:                TERMS OF REFERENCE

                                           For the Scope and Contents of the

                                           EIAReport of Investment Proposal for

                                           Construction of Transit Gas Pipeline NABUCCO  Project on the Territory of the Republic of Bulgaria

                                            Nabucco Gas Pipeline International GmbH

Principal:                          

                                         Nabucco Gas Pipeline Bulgaria Ltd.

 

 

TABLE OF CONTENTS

list of annexes. 6

abbreviations and names. 7

Introduction.. 9

1.     Project Overview... 11

1.1.       Description of the physical characteristics of the investment proposal and required land area (as utilized area, farm land, forest land) during the construction phase and the operation phase. 12

1.1.1.     Description of the project12

1.1.1.1.      Design sectors of the preferred gas pipeline route. 12

1.1.1.1.1.    Sector 1 - from km 0+000 to km 80+000 – 80 km.. 15

1.1.1.1.2.    Sector 2 - from km 80+000 to km 102+870 – 22.870 km.. 17

1.1.1.1.3.    Sector 3 - from km 102+870 to km 120+844 –17.974 km.. 17

1.1.1.1.4.    Sector 4 - from km 120+844 to km 192+513 – 71.669 km.. 18

1.1.1.1.5.    Sector 5 - from km 192+513 to km 325+417 – 132.904 km.. 19

1.1.1.1.6.    Sector 6 - from km 325+417 to km 412+285 – 86.868 km.. 20

1.1.1.2.      Facilities related to the gas transporting system in present stage. 21

1.1.1.3.      Design data. 23

1.1.1.4.      Characteristics of the natural gas. 23

1.1.1.5.      Safety measures for the gas pipeline. 24

1.1.1.5.1.        Tensions in the pipe. 24

1.1.1.5.2.    Mechanic protection. 25

1.1.1.6.      Management and control26

1.1.1.6.1.    SCADA system.. 26

1.1.1.6.3.    Telecommunications. 27

1.1.1.6.4.    Fire and Gas Detection System (F&G)27

1.1.1.6.5.    Security system.. 27

1.1.2.     Required areas. 27

1.1.2.1.      Balances by category and permanent use of farm and forest areas. 27

1.1.2.2.      Balance of the Natura 2000 zones crossed by the pipeline route. 29

1.1.2.3.      Requirements to the laying of the gas pipeline.29

1.1.2.4.      Marking of the route. 31

1.1.2.5.      Sites of the facilities related to the gas pipeline for the present stage. 31

1.1.2.5.1.    Gas metering stations (GMS)31

1.1.2.5.2.    Off-take stations (OS)32

1.1.2.5.3.    Pigging stations (PS)32

1.1.2.5.4.    Block valve stations. 32

1.1.3.     Crossings of natural and engineering obstacles.32

1.1.3.1.      Crossings through natural obstacles.32

1.1.3.3.      Crossings of motor roads. 35

1.1.3.4.      Crossings of railway lines. 37

1.2.       Description of the main characteristics of the production process; type and quantity of main raw resources and materials. 39

1.2.1.     During construction. 39

1.2.1.1.      Above ground and underground construction. 39

1.2.1.2.      Construction and installation activities for the gas pipeline. 40

1.2.1.3.      Construction camps and sites. 43

1.2.1.3.1.    Resources and materials used in construction. 45

1.2.1.4.      Work schedule. 46

1.2.1.5.      Transport vehicles for construction. 46

1.2.1.6.      Construction equipment46

1.2.1.7.      Main above ground facilities. 47

1.2.1.7.1.    Resources and materials used. 47

1.2.1.8.      Testing and commissioning. 48

1.2.1.8.1.    Resources used. 49

1.2.2.     During operation. 50

1.2.2.1.      Production processes and installations. 50

1.2.2.1.1.    Gas pipeline. 50

1.2.2.1.2.    Facilities related to the gas pipeline. 50

1.2.2.2.      Capacity. 50

1.2.2.3.      Type and amount of the resources. 50

1.2.2.4.      Work schedule. 51

1.3.       Identification of the type and quantity of the expected waste and emissions as a result of the operation of the investment proposal.51

1.3.1.     Waste. 51

1.3.1.1.      During construction. 51

1.3.1.2.      During operation. 53

Water pollution. 53

1.3.2.1.      During construction. 53

1.3.2.2.      During operation. 54

1.3.3.     Air pollution. 54

1.3.3.1.      During construction. 54

1.3.3.2.      During operation. 56

1.3.4.     Soil contamination. 56

1.3.4.1.      During construction. 56

1.3.4.2.      During operation. 57

1.3.5.     Harmful physical factors. 57

1.3.5.1.      During construction. 57

1.3.5.2.      During operation. 58

2.     2. ALTERNATIVES FOR IMPLEMENTING THE INVESTMENT PROPOSAL.. 59

2.1.       Null alternative (existing situation)59

2.2.       Location alternatives and technological peculiarities of the investment proposal. 59

2.2.1.     Location alternatives. 59

2.2.1.1.      A – crossing of the Balkan mountain. 61

2.2.1.1.1.    Option 1A (east) - from km 76+600 to km 223+195 – length 146.595 km.. 61

2.2.1.1.2.    Option 2A (west) – from km 76+600 to km 206+788 –the length is 130.188 km.. 62

2.2.1.2.      B – deviation of the gas pipeline from the route of the existing National gas pipeline. 63

2.2.1.2.1.    Option 1B (east) - from km 325+400 to km 397+960 – length 72.560 km.. 63

2.2.1.2.2.    Option 2B (west) - from km 309+000 to km 398+775 – length 89.775 km.. 64

2.2.2.     Alternatives per technological peculiarities of the construction. 66

3.     3. Characteristics of the environment, in which the investment proposal is to be realized, an impact forecast.. 67

3.1.       Ambient air and climate. 67

3.1.1.     Climate. 67

3.1.2.     Quality of the ambient air. 69

3.2.       Water.. 69

3.2.1.     Surface water. 69

3.2.2.     Groundwater. 72

3.2.3.     Protection zones according Art. 119a of Water Act74

3.3.       Land and soil. 74

3.4.       Geological basement. 76

3.5.       Biodiversity.. 78

3.5.1.     Flora. 78

3.5.2.     Fauna. 79

3.5.3.     Protected areas. 81

3.6.       Landscape and visual impact. 83

3.7.       Cultural, architectural, historical and archaeological heritage. 84

3.8.       Harmful physical factors. 86

3.9.       Health and Hygiene aspects. 87

3.10.     Social aspects and land use. 88

4.     4. significance of the environmental impacts, identification of the inevitable and permanent environmental impacts by the construction and the operation of the investment proposal, which can prove to be important and should be treated in detail in the EIA report.. 92

4.1.       Character of the impacts. 92

4.1.1.     During construction. 93

4.1.2.     During operation. 93

4.1.3.     Accidents. 94

4.2.       Assessment of the potential impacts. 94

4.3.       Environmental Management Plan.. 94

4.3.1.     Measures for averting or reducing the significant environmental impacts. 94

4.3.2.     Monitoring plan. 95

5.     5. Proposal for the structure of the EIA report.. 97

6     ....................................................................................97

7.     6. CONSULTATIONS WITH STAKEHOLDERS (CONCERNED ORGANIZATIONS AND PERSONS)107

Non-technical summary.. 107

 

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