I-90/Massachusetts Turnpike Between I-495, Hopkinton, and Route 1A, East Boston 02/11 I-90/Mass Turnpike Eastbound: I-495, Hopkinton, to I-95/Route 128, Weston AWDT Traffic Flow Diagrams: 1977, 1987, 1997, and 2010 Route/Lane Schematic

Int. 11A Int. 12 Int. 13 Int. 14 Int. 15 Int.55 I-495 Hopkinton Framingham Natick Weston

1977 AWDT

16,300 13,800 18,400 17,300 24,300 22,000 33,000 16,500 33,000 2,500 1,100 2,300 16,500

4,600 7,000 11,000 16,500

1987 AWDT

25,800 20,500 30,500 28,500 38,000 34,000 50,000 25,000 50,000 5,300 2,000 4,000 25,000

10,000 9,500 16,000 25,000

1997 AWDT

34,700 24,200 41,600 38,400 49,400 44,000 60,000 31,000 55,000 10,500 3,200 5,400 29,000

17,400 11,000 16,000 24,000 2010 AWDT

50,000 35,000 55,000 50,000 61,500 52,000 71,000 37,000 58,500 15,000 5,000 9,500 34,000

20,000 11,500 19,000 21,500 02/11 I-90/Mass Turnpike Eastbound: I-495, Hopkinton, to I-95/Route 128, Weston AM Peak Period Traffic Flow Diagrams: 2010 Route/Lane Schematic

Int. 11A Int. 12 Int. 13 Int. 14 Int. 15 Int.55 I-495 Hopkinton Framingham Natick Weston

6–7 AM

3,000 2,200 4,000 3,500 4,400 4,000 5,000 2,800 4,300

800 500 400 2,200

1,800 900 1,000 1,500

7–8 AM

3,800 2,400 4,300 3,400 4,300 3,800 5,400 2,800 4,650

1,400 900 500 2,600

1,900 900 1,600 1,850

8–9 AM

4,300 2,900 5,400 4,500 5,400 3,900 5,100 2,700 4,400

1,400 900 1,500 2,400

2,500 900 1,200 1,700 9–10 AM

3,100 2,200 4,100 3,700 4,500 3,700 4,600 2,400 4,000

900 400 800 2,200

1,900 800 900 1,600 02/11 I-90/Mass Turnpike Eastbound: I-495, Hopkinton, to I-95/Route 128, Weston PM Peak Period Traffic Flow Diagrams: 2010 Route/Lane Schematic

Int. 11A Int. 12 Int. 13 Int. 14 Int. 15 Int.55 I-495 Hopkinton Framingham Natick Weston

3–4 PM

3,100 2,000 3,000 2,800 3,500 3,100 4,200 2,100 3,500

1,100 200 400 2,100 700 1,000 1,100 1,400

4–5 PM

3,200 2,100 3,300 3,000 3,900 3,400 4,600 2,400 3,900

1,100 300 500 2,200 900 1,200 1,200 1,500

5–6 PM

3,100 2,000 3,400 3,100 4,200 3,500 4,800 2,500 4,200

1,100 300 700 2,300

1,400 1,100 1,300 1,700 6–7 PM

2,600 1,800 3,000 2,800 3,700 3,300 4,400 2,500 4,000

800 200 400 1,900 900 1,200 1,100 1,500 I-90/Mass Turnpike Westbound: I-95/Route 128, Weston, to I-495, Hopkinton 02/11 AWDT Traffic Flow Diagrams: 1977, 1987, 1997, and 2010

Route/Lane Schematic

Int. 11A Int. 12 Int. 13 Int. 14 Int. 15 Int.55 I-495 Hopkinton Framingham Natick Weston

1977 AWDT

4,600 7,000 11,000 16,500

2,500 1,100 2,300 16,500 16,300 13,800 18,400 17,300 24,300 22,000 33,000 16,500 33,000

1987 AWDT 10,000 10,000 15,000 24,500

5,300 2,000 4,500 24,500 25,800 20,500 30,500 28,500 38,500 34,000 49,000 24,500 49,000

1997 AWDT

17,400 11,000 17,000 25,000

10,500 2,600 6,000 31,000 34,700 24,200 41,600 39,000 50,000 44,000 61,000 30,000 55,000

2010 AWDT

20,000 12,500 20,000 23,000

15,000 4,500 9,500 36,000 49,500 34,500 54,500 50,000 62,500 53,000 73,000 37,000 60,000 I-90/Mass Turnpike Westbound: I-95/Route 128, Weston, to I-495, Hopkinton 02/11 AM Peak Period Traffic Flow Diagrams: 2010

Route/Lane Schematic

Int. 11A Int. 12 Int. 13 Int. 14 Int. 15 Int.55 I-495 Hopkinton Framingham Natick Weston

6–7 AM

600 700 900 700

300 100 100 1,600 1,100 800 1,400 1,300 2,000 1,900 2,800 1,200 1,900

7–8 AM

1,200 1,200 1,300 1,900

500 200 300 2,300 1,900 1,400 2,600 2,400 3,600 3,300 4,600 2,300 4,200

8–9 AM

1,200 1,200 1,700 2,100

800 200 300 2,500 2,200 1,400 2,600 2,400 3,600 3,300 5,000 2,500 4,600

9–10 AM

900 700 1,200 1,200

800 200 300 2,000 2,200 1,400 2,300 2,100 2,800 2,500 3,700 1,700 2,900 I-90/Mass Turnpike Westbound: I-95/Route 128, Weston, to I-495, Hopkinton 02/11 PM Peak Period Traffic Flow Diagrams: 2010

Route/Lane Schematic

Int. 11A Int. 12 Int. 13 Int. 14 Int. 15 Int.55 I-495 Hopkinton Framingham Natick Weston

3–4 PM

1,700 900 1,400 1,800

1,000 400 600 2,800 3,800 2,800 4,500 4,100 5,000 4,400 5,800 3,000 4,800

4–5 PM

2,100 1,200 1,200 1,900

1,300 600 900 3,000 4,500 3,200 5,300 4,700 5,900 5,000 6,200 3,200 5,100

5–6 PM

2,200 1,200 1,400 1,850

1,700 900 1,500 2,700 4,800 3,100 5,300 4,400 5,600 4,100 5,500 2,800 4,650

6–7 PM

1,800 900 1,300 1,200

1,100 700 1,200 2,200 3,700 2,600 4,400 3,700 4,600 3,400 4,700 2,500 3,700 02/11 I-90 Mass Turnpike Extension Eastbound: East of I-95/Route 128, Weston, to West of I-93, Boston AWDT Traffic Flow Diagrams: 1977, 1987, 1997, and 2010

Route/Lane Schematic

Int. 16 Int. 17 Int. 18 Int. 19 Int. 20 Int. 22 West Newton Newton Corner Allston–Brighton Prudential / Copley

1977 AWDT

33,000 36,000 39,000 11,000 28,000 38,000 29,000 9,000

3,000 10,000 1987 AWDT

50,000 55,000 44,000 57,000 17,000 40,000 55,000 42,000 11,000 13,000

5,000 13,000 15,000 1997 AWDT

55,000 65,000 51,000 64,000 19,000 45,000 60,000 44,000 14,000 16,000

5,000 13,000 15,000 2010 AWDT

58,500 73,000 57,500 73,000 17,000 56,000 73,500 56,000 15,500 17,500

14,500 15,500 17,500 02/11 I-90 Mass Turnpike Extension Eastbound: East of I-95/Route 128, Weston, to West of I-93, Boston AM Peak Period Traffic Flow Diagrams: 2010

Route/Lane Schematic

Int. 16 Int. 17 Int. 18 Int. 19 Int. 20 Int. 22 West Newton Newton Corner Allston–Brighton Prudential / Copley

6–7 AM

4,300 5,100 4,200 4,800 1,250 3,550 4,100 3,250

900 850 800 600 550

7–8 AM

4,650 6,000 5,000 6,500 1,500 5,000 6,100 4,500 1,000 1,600

1,350 1,500 1,100

8–9 AM

4,400 5,800 5,000 6,800 1,300 5,500 6,900 4,900

800 2,000

1,400 1,800 1,400 9–10 AM

4,000 5,200 4,300 5,500 1,300 4,200 5,300 3,900

900 1,400

1,200 1,200 1,100 02/11 I-90 Mass Turnpike Extension Eastbound: East of I-95/Route 128, Weston, to West of I-93, Boston PM Peak Period Traffic Flow Diagrams: 2010

Route/Lane Schematic

Int. 16 Int. 17 Int. 18 Int. 19 Int. 20 Int. 22 West Newton Newton Corner Allston–Brighton Prudential / Copley

3–4 PM

3,500 4,300 3,300 4,100 1,000 3,100 4,400 3,600

1,000 800

800 800 1,300

4–5 PM

3,900 4,800 3,750 4,600 1,100 3,500 4,900 3,900 1,050 1,000

900 850 1,400

5–6 PM

4,200 5,200 4,100 5,100 1,250 3,850 5,200 3,900 1,100 1,300

1,000 1,000 1,350 6–7 PM

4,000 4,900 3,800 4,800 1,100 3,700 4,800 3,600 1,100 1,200

900 1,000 1,100 02/11 I-90 Mass Turnpike Extension Westbound: West of I-93, Boston, to East of I-95/Route 128, Weston AWDT Traffic Flow Diagrams: 1977, 1987, 1997, and 2010

Route/Lane Schematic

Int. 16 Int. 17 Int. 18 Int. 19 Int. 20 Int. 21 Int. 22 Clarendon Int. 23 West Newton Newton Corner Allston–Brighton Mass. Ave. Pru. / Copley Street Arlington St.

1977 AWDT

3,000 10,000

10,000 3,000 5,000 1,000 4,000 33,000 36,000 38,000 28,000 38,000 35,000 30,000 29,000 25,000

1987 AWDT

6,000 11,000 15,000

12,000 15,000 5,000 6,000 1,000 5,000 49,000 55,000 43,000 54,000 39,000 54,000 49,000 43,000 42,000 37,000

1997 AWDT

8,500 13,000 15,000

13,500 17,000 5,000 7,000 1,000 7,000 55,000 63,500 50,000 63,000 46,000 61,000 56,000 49,000 48,000 41,000

2010 AWDT

11,000 14,000 15,000

17,000 15,000 6,500 5,500 1,000 5,000 60,000 71,000 54,000 68,000 53,000 68,000 61,500 56,000 55,000 50,000 02/11 I-90 Mass Turnpike Extension Westbound: West of I-93, Boston, to East of I-95/Route 128, Weston AM Peak Period Traffic Flow Diagrams: 2010

Route/Lane Schematic

Int. 16 Int. 17 Int. 18 Int. 19 Int. 20 Int. 21 Int. 22 Clarendon Int. 23 West Newton Newton Corner Allston–Brighton Mass. Ave. Pru. / Copley Street Arlington St.

6–7 AM

400 500 800 600 300 100 100 15 85

1,900 2,300 1,700 2,200 1,900 2,700 2,600 2,500 2,485 2,400

7–8 AM

800 850 950 50 1,500 1,000 400 250 200 4,200 5,000 3,500 4,350 3,350 4,300 3,900 3,650 3,600 3,400

8–9 AM

1,050 850 950 1,600 1,150 450 300 50 300

4,600 5,450 3,850 4,800 3,650 4,700 4,250 3,950 3,900 3,600

9–10 AM

600 650 900 950 700 250 225 25 200

2,900 3,500 2,550 3,200 2,500 3,400 3,150 2,925 2,900 2,700 02/11 I-90 Mass Turnpike Extension Westbound: West of I-93, Boston, to East of I-95/Route 128, Weston PM Peak Period Traffic Flow Diagrams: 2010

Route/Lane Schematic

Int. 16 Int. 17 Int. 18 Int. 19 Int. 20 Int. 21 Int. 22 Clarendon Int. 23 West Newton Newton Corner Allston–Brighton Mass. Ave. Pru. / Copley Street Arlington St.

3–4 PM

800 800 900 1,300 1,300 550 400 50 400

4,800 5,600 4,300 5,100 3,800 4,700 4,150 3,750 3,700 3,300

4–5 PM

1,150 1,000 900 1,300 1,400 550 500 125 475

5,100 6,000 4,700 5,850 4,450 5,450 4,900 4,400 4,275 3,800

5–6 PM

1,050 1,450 1,300

1,450 1,200 500 550 200 600

4,650 5,700 4,250 5,700 4,500 5,800 5,300 4,750 4,550 3,950

6–7 PM

1,450 900 800 1,150 1,200 400 400 100 400

3,700 4,600 3,450 4,900 3,700 4,500 4,100 3,700 3,600 3,200 I-90 Eastbound: I-93, Boston, to Route 1A/Curtis Street, East Boston 02/11 AWDT Traffic Flow Diagrams: 2005 and 2010 Route/Lane Schematic

I-93 SB Logan Airport Route 1A I-93 NB On-Ramp On-Ramp South Station

Exit 25 Williams Tunnel South Boston South Boston HOV Exit 26 Bennington St. Curtis Street On-Ramp On-Ramp Logan Airport Off-Ramp On-Ramp From I-93 NB and Frontage Road

2005 AWDT 13,000 11,500 5,500 11,000 33,0009,000 13,000 31,500 41,500 43,000 18,000 29,500 20,000 25,500 31,000 53,000 20,000 7,000 25,000 9,500

18,500 10,000 1,500 5,500

2010 AWDT 22,000 3,500 9,500 13,000 7,000 12,500 35,0009,500 15,000 31,500 40,000 42,000 18,500 28,000 18,000 25,000 30,000 56,000 21,000 6,000 23,500 10,000

16,500 8,500 2,000 5,000

19,500 3,000 I-90 Eastbound: I-93, Boston, to Route 1A/Curtis Street, East Boston 02/11 AM Peak Period Traffic Flow Diagrams: 2010 Route/Lane Schematic

I-93 SB Logan Airport Route 1A I-93 NB On-Ramp On-Ramp South Station

Exit 25 Williams Tunnel South Boston South Boston HOV Exit 26 Bennington St. Curtis Street On-Ramp On-Ramp Logan Airport Off-Ramp On-Ramp From I-93 NB and Frontage Road

6–7 AM

550 350 200 650 1,850 650 1,050 1,850 2,150 2,300 750 1,100 650 850 1,000 3,250 1,400 350 1,550 450 800 300 150 150

7–8 AM 1,000 200

850 350 200 950 2,900 1,100 900 1,700 2,050 2,150 850 1,200 750 950 1,200 4,500 1,600 700 1,300 450 800 350 100 250

8–9 AM 1,100 300

850 350 250 1,100 3,150 1,200 800 1,400 1,750 1,850 750 1,100 700 950 1,200 4,900 1,750 950 1,100 400 600 350 100 250

9–10 AM 1,050 450

750 400 250 900 2,600 950 700 1,350 1,750 1,850 750 1,150 750 1,000 1,250 3,900 1,300 600 1,100 400 650 400 100 250

950 300 I-90 Eastbound: I-93, Boston, to Route 1A/Curtis Street, East Boston 02/11 PM Peak Period Traffic Flow Diagrams: 2010 Route/Lane Schematic

I-93 SB Logan Airport Route 1A I-93 NB On-Ramp On-Ramp South Station

Exit 25 Williams Tunnel South Boston South Boston HOV Exit 26 Bennington St. Curtis Street On-Ramp On-Ramp Logan Airport Off-Ramp On-Ramp From I-93 NB and Frontage Road

3–4 PM

950 600 500 800 2,150 400 1,100 2,300 3,000 3,200 1,450 2,050 1,300 1,800 2,100 3,600 1,450 350 1,750 750 700 200 300 1,200

4–5 PM 1,300 100

950 650 400 850 2,200 400 1,300 2,400 3,200 3,400 1,650 2,300 1,450 1,850 2,100 3,900 1,700 400 1,750 850

1,100 800 200 250

5–6 PM 1,300 200

1,000 550 500 800 2,250 450 1,100 2,250 3,150 3,350 1,850 2,400 1,500 2,000 2,200 3,900 1,650 550 1,500 900

1,150 900 200 200

6–7 PM 1,300 150

800 500 450 850 2,100 450 1,050 1,950 2,550 2,700 1,500 2,000 1,300 1,750 2,000 3,600 1,500 450 1,200 700 900 600 150 250

1,000 100 I-90 Westbound: Route 1A/Curtis Street to Central Artery 02/11 AWDT Traffic Flow Diagrams: 2005 and 2010

Route/Lane Schematic

South S. Boston Kneeland St/I-93 I-93/ Station South Boston Ramp to Exit 25 Logan Airport Curtis On-Ramp Frontage HOV Ramp to I-93 Route 1A Bennington St South Boston On-Ramp Off-Ramp Saratoga St Street On-Ramp Off-Ramp I-90 WB Off-Ramp On-Ramp Off-Ramp Williams Tunnel

2005 AWDT 12,500 5,000 11,500 8,500 7,500 11,000 – 22,000 17,000 29,500

15,000 4,000 7,500 3,000 16,000 5,000 27,500 10,000 50,000 34,000 19,000 19,000 15,000 44,500 17,000 28,500 37,000 27,000 34,500 30,000

2010 AWDT

9,000 10,500 10,000 500 8,000 6,500 11,000 26,000 18,000 27,000

15,500 5,500 5,500 2,500 16,000 5,000 24,000 11,000 50,000 34,000 18,500 19,000 13,500 40,500 16,500 27,000 37,000 26,000 32,500 29,500 I-90 Westbound: Route 1A/Curtis Street to Central Artery 02/11 AM Peak Period Traffic Flow Diagrams: 2010

Route/Lane Schematic

South S. Boston Kneeland St/I-93 I-93/ Station South Boston Ramp to Exit 25 Logan Airport Curtis On-Ramp Frontage HOV Ramp to I-93 Route 1A Bennington St South Boston On-Ramp Off-Ramp Saratoga St Street On-Ramp Off-Ramp I-90 WB Off-Ramp On-Ramp Off-Ramp Williams Tunnel

6–7 AM 500 200 700 650 300 600 15 1,200 1,000 1,500

965 150 850 750 250 100 700 100 2,400 1,700 735 750 600 2,100 1,250 1,950 2,600 1,850 2,150 2,000

7–8 AM 750

400 550 850 300 700 15 1,550 1,150 1,900

300 350 150 850 150 1,365 1,000 1,000 3,400 2,550 1,185 1,200 900 2,800 1,800 2,350 3,200 2,200 2,500 2,300

8–9 AM 1,000

450 600 800 300 750 15 1,350 900 1,900

400 950 350 150 950 200 1,365 1,050 3,600 2,650 1,285 1,300 900 2,800 1,850 2,450 3,250 2,200 2,500 2,300

9–10 AM 700

350 550 700 300 700 30 1,200 850 1,550

980 250 650 350 150 850 150 1,000 2,700 1,850 870 900 650 2,200 1,200 1,750 2,450 1,800 2,100 1,900 I-90 Westbound: Route 1A/Curtis Street to Central Artery 02/11 PM Peak Period Traffic Flow Diagrams: 2010

Route/Lane Schematic

South S. Boston Kneeland St/I-93 I-93/ Station South Boston Ramp to Exit 25 Logan Airport Curtis On-Ramp Frontage HOV Ramp to I-93 Route 1A Bennington St South Boston On-Ramp Off-Ramp Saratoga St Street On-Ramp Off-Ramp I-90 WB Off-Ramp On-Ramp Off-Ramp Williams Tunnel

3–4 PM 600

700 600 500 400 800 50 1,800 1,100 1,700

950 450 700 450 150 1,150 350 1,400 3,300 2,150 1,200 1,250 800 2,500 1,100 1,700 2,200 1,500 1,900 1,600

4–5 PM 600 800 600 500 450 800 50 1,950 1,150 1,750

600 600 400 150 1,250 450 1,050 1,800 3,800 2,550 1,500 1,550 950 2,700 900 1,500 2,000 1,400 1,850 1,600

5–6 PM 600 900 500 500 450 800 50 1,950 1,050 1,650

800 550 400 150 1,350 550 1,100 1,600 3,950 2,600 1,500 1,550 750 2,400 800 1,300 1,800 1,250 1,700 1,450

6–7 PM 450

600 500 450 350 750 25 1,600 1,000 1,450

825 500 1,550 450 300 100 1,150 400 3,200 2,050 1,225 1,250 750 2,200 650 1,150 1,600 1,150 1,500 1,300