Appendix A.17.3 Calculated Road Traffic Noise Levels A.17.2
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Appendix A.17.3 Calculated Road Traffic Noise Levels A.17.2 Galway County Council N6 Galway City Ring Road EIAR_Appendix A.17.3 Table A.17.3.1: Calculated Traffic Noise Levels – With Mitigation Opening Year 2024 Design Year 2039 Design Year 2039 Receiver Predicted Noise Level Predicted Noise Level Location Description Calculated Reference Do-Minimum Do-Something Do-Minimum Do-Something Lnight , dB (dB) Lden (dB) Lden (dB) Lden (dB) Lden 1 R336 West of Bearna West Roundabout 61 62 62 63 53 2 R336 West of Bearna West Roundabout 58 59 59 59 50 3 Na Foraí Maola Thoir 39 44 39 45 36 4 Na Foraí Maola Thoir 38 47 39 48 39 5 R336 West of Bearna West Roundabout 62 62 62 62 53 6 R336 West of Bearna West Roundabout 62 60 63 61 52 7 R336 West of Bearna West Roundabout 57 56 58 57 48 8 R336 East of Bearna West Roundabout 58 56 59 57 48 9 Na Foraí Maola Thoir 43 54 43 55 45 10 Na Foraí Maola Thoir 39 54 39 55 46 11 Na Foraí Maola Thoir 44 53 45 53 44 12 R336 East of Bearna West Roundabout 66 67 67 67 58 13 Na Foraí Maola Thoir 35 59 36 60 51 14 Na Foraí Maola Thoir 44 51 45 51 42 15 Na Foraí Maola Thoir 40 50 40 51 42 16 Na Foraí Maola Thiar 36 52 36 53 43 17 Na Foraí Maola Thoir 52 53 53 54 45 18 Na Foraí Maola Thoir 37 51 37 51 42 19 Na Foraí Maola Thoir (to be demolished) 37 61 38 61 52 GCOB-4.04-019_A.7.3 | Issue 2 | 28 September 2018 Page 1 | Arup Galway County Council N6 Galway City Ring Road EIAR_Appendix A.17.3 Opening Year 2024 Design Year 2039 Design Year 2039 Receiver Predicted Noise Level Predicted Noise Level Location Description Calculated Reference Do-Minimum Do-Something Do-Minimum Do-Something Lnight , dB (dB) Lden (dB) Lden (dB) Lden (dB) Lden 20 Na Foraí Maola Thoir 46 50 46 51 42 21 Na Foraí Maola Thoir 44 49 44 49 40 22 Na Foraí Maola Thoir 35 53 36 54 44 23 Na Foraí Maola Thiar 37 54 37 55 46 24 Na Foraí Maola Thiar 39 50 39 51 42 25 Foraí Maola Road 47 47 47 47 36 26 Foraí Maola Road 44 52 44 53 44 27 Na Foraí Maola Thiar (to be acquired) 44 58 44 59 50 28 Foraí Maola Road 43 49 43 49 40 29 Foraí Maola Road 41 54 41 55 46 30 R336 East of Bearna West Roundabout 65 65 65 65 56 31 Na Foraí Maola Thoir 34 52 34 52 43 32 a Na Foraí Maola Thoir 48 54 48 55 46 32 b Na Foraí Maola Thoir 34 57 35 58 49 33 Na Foraí Maola Thoir 46 56 46 57 48 34 Na Foraí Maola Thoir 42 52 42 53 44 35 Troscaigh Road 48 54 48 54 45 36 Troscaigh Road (to be acquired) 48 57 48 57 48 37 Troscaigh Road 45 57 45 58 49 38 Troscaigh Road 38 54 38 55 46 39 Troscaigh Road 43 53 43 54 45 GCOB-4.04-019_A.7.3 | Issue 2 | 28 September 2018 Page 2 | Arup Galway County Council N6 Galway City Ring Road EIAR_Appendix A.17.3 Opening Year 2024 Design Year 2039 Design Year 2039 Receiver Predicted Noise Level Predicted Noise Level Location Description Calculated Reference Do-Minimum Do-Something Do-Minimum Do-Something Lnight , dB (dB) Lden (dB) Lden (dB) Lden (dB) Lden 40 Troscaigh Road 38 55 38 56 47 41 Troscaigh Road 47 50 47 51 41 42 Troscaigh Thiar 31 49 31 50 41 43 Troscaigh- Ann Gibbons Road 33 49 33 49 40 44 Troscaigh- Ann Gibbons Road 31 53 31 53 44 45 Troscaigh- Ann Gibbons Road 32 45 32 46 37 46 Troscaigh- Ann Gibbons Road 34 58 34 59 50 47 Troscaigh Thoir 40 50 41 50 41 48 Troscaigh Thoir - L1321 North 47 56 48 57 47 49 Troscaigh Thoir - L1321 North 50 57 50 58 47 50 Troscaigh Thoir - L1321 North 46 54 47 55 45 51 Troscaigh Thoir - L1321 South 50 57 51 58 46 52 An Chloch Scoilte 35 50 35 50 41 53 An Chloch Scoilte 37 54 37 54 45 54 a An Chloch Scoilte 37 45 37 46 36 54 b An Chloch Scoilte 33 49 33 50 41 55 An Chloch Scoilte 42 50 42 51 41 56 An Chloch Scoilte (to be acquired) 47 55 47 56 46 57 An Chloch Scoilte - Aille Road L5384 45 49 45 49 40 58 An Chloch Scoilte - Aille Road L5384 45 50 45 51 41 GCOB-4.04-019_A.7.3 | Issue 2 | 28 September 2018 Page 3 | Arup Galway County Council N6 Galway City Ring Road EIAR_Appendix A.17.3 Opening Year 2024 Design Year 2039 Design Year 2039 Receiver Predicted Noise Level Predicted Noise Level Location Description Calculated Reference Do-Minimum Do-Something Do-Minimum Do-Something Lnight , dB (dB) Lden (dB) Lden (dB) Lden (dB) Lden An Chloch Scoilte - Aille Road L5384 (to be 59 39 50 39 50 acquired) 41 60 Ballard East 45 54 45 54 45 61 An Chloch Scoilte - Aille Road L5384 40 54 40 54 45 62 Cappagh Road North 46 51 47 51 42 63a Cappagh Road North 49 60 49 61 51 63 b Cappagh Road North 49 58 49 59 50 64 a Cappagh Road North 46 54 47 55 45 64b Cappagh Road North 36 50 36 51 42 65a Cappagh Road North 47 56 48 57 47 65b Cappagh Road North 39 58 39 58 49 66a Cappagh Road South 44 58 45 59 50 66b Cappagh Road South 48 59 48 60 50 67a Cappagh Road South 45 59 45 59 50 67b Cappagh Road South 49 60 49 60 51 68 Ballyburke 39 51 39 51 42 69 Ballyburke 39 53 39 54 45 70 Ballyburke 39 55 39 56 47 71 Ballyburke 40 56 40 57 48 72 Ballymoneen Road South 36 55 36 55 46 73 Ballymoneen Road South 40 53 40 54 45 GCOB-4.04-019_A.7.3 | Issue 2 | 28 September 2018 Page 4 | Arup Galway County Council N6 Galway City Ring Road EIAR_Appendix A.17.3 Opening Year 2024 Design Year 2039 Design Year 2039 Receiver Predicted Noise Level Predicted Noise Level Location Description Calculated Reference Do-Minimum Do-Something Do-Minimum Do-Something Lnight , dB (dB) Lden (dB) Lden (dB) Lden (dB) Lden 74 a Ballymoneen Road South 50 59 51 59 50 74 b Ballymoneen Road South 35 59 35 59 50 75 a Ballymoneen Road South 52 59 52 60 51 75 b Ballymoneen Road South 36 51 36 52 43 76 Ballymoneen Road North 51 60 51 60 51 77 Ballymoneen Road South 53 60 53 61 52 78 Ballymoneen Road South 52 60 52 61 51 79 Ballymoneen Road North 53 61 53 62 51 80 a Ballymoneen Road North 53 61 53 62 52 80 b Ballymoneen Road North 47 60 47 60 51 81 Ballymoneen Road South 42 56 42 56 47 82 Ballymoneen 55 51 55 52 41 83 Ballymoneen Road 54 61 54 62 51 84 Ballymoneen 55 52 55 53 43 85 Árd na Gaoithe - Ballymoneen 38 55 38 56 47 86 Árd na Gaoithe - Ballymoneen 39 57 39 57 48 87 Árd na Gaoithe - Ballymoneen 36 48 36 49 40 88 Árd na Gaoithe - Ballymoneen 40 56 40 56 47 89 a Rahoon Road 51 50 51 50 41 89 b Rahoon Road 50 56 50 57 48 90 Rahoon Road 41 57 41 57 48 GCOB-4.04-019_A.7.3 | Issue 2 | 28 September 2018 Page 5 | Arup Galway County Council N6 Galway City Ring Road EIAR_Appendix A.17.3 Opening Year 2024 Design Year 2039 Design Year 2039 Receiver Predicted Noise Level Predicted Noise Level Location Description Calculated Reference Do-Minimum Do-Something Do-Minimum Do-Something Lnight , dB (dB) Lden (dB) Lden (dB) Lden (dB) Lden 91 a Rahoon Road 51 55 51 56 47 91 b Rahoon Road 48 55 48 56 47 92 Árd na Gaoithe - Ballymoneen 39 54 40 55 46 93 Clybaun Road South 42 55 42 55 46 94 Clybaun Road South 43 57 44 57 48 95 Clybaun Road North 42 56 42 57 48 96 Clybaun Road North 45 57 45 57 48 97 Clybaun Road North 37 52 37 53 44 98 Clybaun Road North 38 54 38 54 45 99 Rahoon Road 46 54 46 54 45 100 Rahoon Road 56 58 56 59 50 101 Rahoon Road 47 53 47 54 45 102 Rahoon Road 52 53 52 54 45 103 Between Rahoon & Letteragh Road 39 53 39 54 45 104 Between Rahoon & Letteragh Road 42 49 42 49 40 105 Rahoon Road 59 59 59 60 50 106 Between Rahoon & Letteragh Road 36 58 37 59 50 107 Letteragh Road North 43 58 46 59 50 108 Letteragh Road North 42 57 44 58 49 109 Letteragh Road South 42 57 44 58 49 110 Letteragh Road South 43 59 44 60 51 GCOB-4.04-019_A.7.3 | Issue 2 | 28 September 2018 Page 6 | Arup Galway County Council N6 Galway City Ring Road EIAR_Appendix A.17.3 Opening Year 2024 Design Year 2039 Design Year 2039 Receiver Predicted Noise Level Predicted Noise Level Location Description Calculated Reference Do-Minimum Do-Something Do-Minimum Do-Something Lnight , dB (dB) Lden (dB) Lden (dB) Lden (dB) Lden 111 N59 Moycullen Road (Parknagapple) 63 63 63 63 54 112 N59 Link Road/ Bushypark 46 52 47 52 43 113 Letteragh Road South 45 58 47 59 50 114 Bun A Chnocc 40 56 40 57 48 115 Rosán Glas - Letteragh 46 56 46 56 47 116 Knocknabrona (to be acquired) 36 59 37 60 51 117 Rosán Glas - Letteragh 58 57 58 58 48 118 Knocknabrona (to be acquired) 36 58 37 58 49 119 Bushypark/ N59 Moycullen Road 55 56 55 57 48 120a Letteragh Road South 45 58 48 59 50 120b Letteragh Road South 44 58 46 59 50 121 Bushypark/ N59 Moycullen Road 64 64 64 65 56 122 Bushypark/N59 Moycullen Road 59 59 59 59 50 123 Bushypark/ N59 Moycullen Road 65 65 66 66 57 124 Knocknabrona (An Chloch Scoilte) 37 55 37 56 47 125 Knocknabrona (An Chloch Scoilte) 37 55 38 56 47 126 N59 Link Road /Radharc an Locha 49 51 49 51 42 127 St.