Table 2

Extrapolated traffic and noise outcomes in dB for the entire city by neighborhood.

No. street segments

Total 24-hr traffic (1,000s)

Noise level (dB Ldn)


Neighborhood

Non-arterial

Arterial

Non-arterial

Arterial

Non-arterial

Arterial

Mean (SD)


Bayview/Hunter's Point

1,226

170

7,571

2,683

66

70

66 (1.6)

Central West

1,400

286

7,209

5,512

62

67

63 (2.3)

Chinatown

155

34

1,637

578

66

69

67 (1.6)

Downtown/Civic Center

291

63

4,161

1,550

69

71

69 (1.0)

Excelsior/Visitation Valley/Crocker/Outer Mission

1,567

366

6,925

4,328

64

66

64 (1.5)

Financial District

343

93

5,077

2,841

67

72

68 (2.6)

Glen Park/Bernal Heights

747

77

1,662

1,553

60

69

61 (2.8)

Haight Ashbury

222

61

1,317

1,785

65

69

66 (2.2)

Inner Mission

577

130

5,344

2,995

67

71

68 (2.8)

Lakeshore

407

134

2,903

2,787

63

66

64 (2.5)

Nob Hill/Russian Hill/Pacific Heights/Marina

959

135

6,672

2,958

66

69

67 (1.5)

North Beach

486

43

2,849

805

65

70

65 (1.6)

Northwest

1,379

294

6,012

7,267

61

68

63 (3.0)

Potrero Hill

439

44

2,339

815

65

71

65 (2.1)

South of Market

569

126

9,829

2,994

70

70

70 (1.5)

Twin Peaks/Diamond Heights/Oceanview

1,379

243

6,370

3,060

61

66

62 (2.6)

Upper Market/Noe Valley

709

213

2,703

3,043

63

68

64 (2.6)

Western Addition

601

122

5,750

3,670

67

71

68 (2.6)

All

13,456

2,634

86,330

51,224

64

68

65 (3.3)


Seto et al. International Journal of Health Geographics 2007 6:24   doi:10.1186/1476-072X-6-24

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