Spreadsheet: 09ae7a7e-fc8e-4eba-b5c4-1e2036a9c697
Sheet: 2 - Traffic Volumes

ATTACHMENT 2:  Average Daily Traffic (ADT)
Existing Traffic Volumes: Vasco Road South of Camino Diablo
Source: Vehicular Traffic Counts, Contra Costa County Public Works Department
 |  |  |  |  |  |  | Northbound |  |  |  |  | Southbound
 |  |  |  |  |  |  | AM PEAK |  | PM PEAK |  |  | AM PEAK |  | PM PEAK
Year | Date |  | Northbound Volume | Southbound Volume | Total Daily Volume |  | Volume | Time | Volume | Time |  | Volume | Time | Volume | Time
2009 | 2009-08-05 00:00:00 |  | 9889 | 9917 |  |  | 283 | 1200 | 1517 | 1800 |  | 1483 | 645 | 373 | 1430
2008 | 2008-08-06 00:00:00 |  | 9887 | 10001 |  |  | 296 | 1200 | 1575 | 1800 |  | 1539 | 700 | 361 | 1630
2007 | 2007-08-29 00:00:00 |  | 10826 | 10902 |  |  | 339 | 1145 | 1474 | 1715 |  | 1629 | 645 | 417 | 1615
2006 | 2006-08-02 00:00:00 |  | 11122 | 11313 |  |  | 379 | 730 | 1432 | 1745 |  | 1674 | 630 | 517 | 1615
2005 | 2005-07-15 00:00:00 |  | 11375 | 11064 |  |  | 390 | 730 | 1318 | 1800 |  | 1471 | 945 | 546 | 1630
2004 | 2004-03-31 00:00:00 |  | 10864 | 11254 |  |  | 391 | 730 | 1378 | 1645 |  | 1635 | 630 | 451 | 1630
2003 | 2003-07-15 00:00:00 |  | 10911 | 10833 |  |  | 378 | 700 | 1252 | 1815 |  | 1491 | 730 | 479 | 1630
1997 | 1997-04-17 00:00:00 |  | 10326 | 7757 |  |  | 424 | 830 | 1593 | 1730 |  | 1515 | 700 | 235 | 1415
1996 | 1996-05-08 00:00:00 |  | 8152 | 8170 |  |  | 224 | 800 | 1450 | 1815 |  | 1497 | 715 | 307 | 1430
Future Traffic Volumes
Source: CCTA Decennial Model , Contra Costa Transportation Authority
Vasco Road North of Camino Diablo
 | SB | NB | Total | % Increase
2000 | 9577 | 8819 |  | -
2030 | 19215 | 14003
Annual Increase (%)
Vasco Road South of Camino Diablo
 | SB | NB | Total
2000 | 10783 | 8814
2030 | 14556 | 13982
Annual Increase (%)
Vasco Road North of Alameda/Contra Costa County Line
 | NB | SB | Total
2000 | 8798 | 10764
2030 | 13964 | 14521
Annual Increase (%)
 |  |  |  |  |  |  | N/B or E/B DIRECTION |  |  |  |  | S/B or W/B DIRECTION
 |  |  | N/B | S/B | TOTAL |  | AM PEAK |  | PM PEAK |  |  | AM PEAK |  | PM PEAK
Year | DATE |  | VOL | VOL | 24 HR |  | VOL | TIME | VOL | TIME |  | VOL | TIME | VOL | TIME
1996 | 1996-05-08 00:00:00 |  | 8152 | 8170 |  |  | 224 | 800 | 1450 | 1815 |  | 1497 | 715 | 307 | 1430
 | 2009-08-05 00:00:00 |  | 9936 | 9756 |  |  | 277 | 1200 | 1554 | 1800 |  | 1437 | 645 | 372 | 1630
1997 | 1997-04-17 00:00:00 |  | 10326 | 7757 |  |  | 424 | 830 | 1593 | 1730 |  | 1515 | 700 | 235 | 1415
 | 2008-08-06 00:00:00 |  | 9886 | 9844 |  |  | 296 | 1200 | 1571 | 1800 |  | 1484 | 700 | 365 | 1630
2003 | 2003-07-15 00:00:00 |  | 10911 | 10833 |  |  | 378 | 700 | 1252 | 1815 |  | 1491 | 730 | 479 | 1630
 | 2007-08-29 00:00:00 |  | 10784 | 10909 |  |  | 318 | 1145 | 1468 | 1815 |  | 1616 | 645 | 418 | 1615
2004 | 2004-03-31 00:00:00 |  | 10864 | 11254 |  |  | 391 | 730 | 1378 | 1645 |  | 1635 | 630 | 451 | 1630
 | 2006-08-02 00:00:00 |  | 11116 | 11278 |  |  | 384 | 730 | 1489 | 1730 |  | 1672 | 645 | 509 | 1615
 | 2005-10-25 00:00:00 |  | 10795 | 11117 |  |  | 396 | 730 | 1506 | 1745 |  | 1698 | 630 | 490 | 1645
2005 | 2005-07-15 00:00:00 |  | 11375 | 11064 |  |  | 390 | 730 | 1318 | 1800 |  | 1471 | 945 | 546 | 1630
 | 2004-12-08 00:00:00 |  | 9519 | 9562 |  |  | 280 | 645 | 1320 | 1545 |  | 1367 | 530 | 304 | 1200
 | 2004-03-30 00:00:00 |  | 10689 | 16696 |  |  | 373 | 800 | 1433 | 1715 |  | 1597 | 630 | ----- | -----
 | 2004-03-31 00:00:00 |  | 10632 | 11309 |  |  | 372 | 730 | 1340 | 1630 |  | 1590 | 645 | 490 | 1630
2006 | 2006-08-02 00:00:00 |  | 11122 | 11313 |  |  | 379 | 730 | 1432 | 1745 |  | 1674 | 630 | 517 | 1615
 | 2003-11-19 00:00:00 |  | 9762 | 10825 |  |  | 412 | 730 | 1170 | 1945 |  | 1495 | 645 | 504 | 1615
2007 | 2007-08-29 00:00:00 |  | 10826 | 10902 |  |  | 339 | 1145 | 1474 | 1715 |  | 1629 | 645 | 417 | 1615
2008 | 2008-08-06 00:00:00 |  | 9887 | 10001 |  |  | 296 | 1200 | 1575 | 1800 |  | 1539 | 700 | 361 | 1630
2009 | 2009-08-05 00:00:00 |  | 9889 | 9917 |  |  | 283 | 1200 | 1517 | 1800 |  | 1483 | 645 | 373 | 1430
 | See Appendix B: Truck Traffic. Percent truck traffic includes buses and is based on Truck Traffic Turning Movement Counts taken by the Contra Costa County
 | Public Works Department from May 12-15, 2008.
 | See Appendix A: Traffic Volumes. Affected drivers assuming straight-line approximation (1.5% annual increase) of future traffic volumes from the Contra Costa
 | Transportation Authority Travel Demand Model, 2012.
 | See Appendix C: Travel Time Savings. Average travel time saved calculated for peak 15-minute period per Chapter 20 - Two lane Highways, HCM 2000.