Appendix C
Signalized Intersection Bottlenecks
Figure C.1 Signalized Intersection Bottlenecks on Arterials Used As Intercity Truck Corridors
HPMS Sample Sections Only

Table C.1 Top 25 Signalized Intersection Bottlenecks on Arterials Used As Intercity Truck Corridors
HPMS Sample Sections Only
Route Number |
Bottleneck Location |
No. of Lanes |
All Vehicles-2004 |
All Trucks-2004 |
AADT |
AADTT |
Percent of All Vehicles |
Annual Hours of Delay All Trucks |
Annual Hours of Delay All Trucks (Expanded) |
158 | Dare, North Carolina | 4 | 41,299 | 4,130 | 10% | 118,559 | 426,458 |
501 | Horry, South Carolina | 4 | 49,465 | 5,936 | 12% | 97,115 | 176,555 |
U.S. 202 | Hunterdon, New Jersey | 4 | 38,825 | 2,330 | 6% | 87,978 | 499,893 |
17 | Horry, South Carolina | 6 | 65,620 | 7,874 | 12% | 66,950 | 74,046 |
Del1 | Sussex, Delaware | 5 | 58,915 | 7,070 | 12% | 65,427 | 110,965 |
169 | King, Washington | 2 | 27,134 | 2,713 | 10% | 55,367 | 72,253 |
9 | Snohomish, Washington | 2 | 21,338 | 2,561 | 12% | 52,243 | 68,177 |
50 | Dearborn, Indiana | 4 | 37,396 | 6,731 | 18% | 49,035 | 148,820 |
37 | Sonoma, California | 4 | 45,817 | 4,124 | 9% | 47,584 | 95,835 |
74 | Union, North Carolina | 4 | 56,465 | 4,517 | 8% | 46,806 | 60,146 |
430 | Washoe, Nevada | 4 | 40,401 | 6,868 | 17% | 45,085 | 85,301 |
U.S. 41 | Lee, Florida | 4 | 48,271 | 2,896 | 6% | 43,316 | 329,635 |
NJ 31 | Hunterdon, New Jersey | 2 | 21,693 | 1,519 | 7% | 40,711 | 256,562 |
70 | Pima, Arizona | 4 | 30,166 | 6,033 | 20% | 39,307 | 93,945 |
301 | Prince Georges, Maryland | 4 | 69,883 | 6,988 | 10% | 39,049 | 81,379 |
1 | Moore, North Carolina | 4 | 35,226 | 4,932 | 14% | 37,243 | 171,617 |
U.S. 29 | Fauquier, Virginia | 4 | 45,853 | 3,210 | 7% | 37,141 | 233,802 |
59 | Baldwin, Alabama | 4 | 25,865 | 2,069 | 8% | 36,605 | 94,697 |
NJ 31 | Hunterdon, New Jersey | 4 | 25,808 | 2,065 | 8% | 36,407 | 229,435 |
231 | Warren, Kentucky | 4 | 39,035 | 1,952 | 5% | 35,195 | 62,894 |
50 | Dearborn, Indiana | 4 | 32,254 | 5,806 | 18% | 35,144 | 106,662 |
U.S. 9 | Sussex, Delaware | 5 | 44,363 | 5,324 | 12% | 34,670 | 62,475 |
U.S. 29 | Prince William, Virginia | 4 | 53,955 | 3,777 | 7% | 34,181 | 35,891 |
158 | Dare, North Carolina | 4 | 41,299 | 4,130 | 10% | 34,143 | 122,812 |
65 | Taney, Missouri | 2 | 15,857 | 2,537 | 16% | 33,290 | 208,359 |
Figure C.2 Signalized Intersection Bottlenecks on Arterials Used As Intermodal Connectors
HPMS Sample Sections Only

Table C.2 Top 25 Signalized Intersection Bottlenecks on Arterials Used As Intermodal Connectors
HPMS Sample Sections Only
Route Number |
Bottleneck Location |
No. of Lanes |
All Vehicles-2004 |
All Trucks-2004 |
AADT |
AADTT |
Percent of All Vehicles |
Annual Hours of Delay All Trucks |
Annual Hours of Delay All Trucks (Expanded) |
165 | Ouachita, Louisiana | 4 | 66,448 | 11,296 | 17% | 335,812 | 335,812 |
110 | Suffolk, New York | 4 | 74,289 | 5,200 | 7% | 193,803 | 383,537 |
1 | Caddo, Louisiana | 4 | 29,553 | 9,161 | 31% | 165,532 | 271,637 |
90 | Orleans, Louisiana | 6 | 43,720 | 4,809 | 11% | 161,489 | 694,566 |
165 | Ouachita, Louisiana | 4 | 37,625 | 9,406 | 25% | 126,208 | 182,623 |
90 | Orleans, Louisiana | 6 | 45,929 | 4,593 | 10% | 125,005 | 293,011 |
29 | Greenville, South Carolina | 6 | 35,177 | 3,869 | 11% | 112,798 | 465,970 |
17 | Horry, South Carolina | 6 | 45,993 | 5,059 | 11% | 104,662 | 150,400 |
90 | Lafayette, Louisiana | 4 | 47,763 | 10,985 | 23% | 95,410 | 109,721 |
S12 | San Diego, California | 6 | 53,495 | 4,280 | 8% | 94,645 | 383,406 |
U.S. 59 | Webb, Texas | 4 | 28,369 | 6,241 | 22% | 83,354 | 150,704 |
47 | St. Bernard, Louisiana | 4 | 30,820 | 5,856 | 19% | 75,717 | 182,024 |
264 | Pitt, North Carolina | 4 | 33,539 | 2,683 | 8% | 70,925 | 96,529 |
50 | 11002 | 6 | 72,048 | 15,851 | 22% | 65,705 | 84,431 |
71 | Rapides, Louisiana | 4 | 34,826 | 3,831 | 11% | 64,550 | 84,754 |
25 | Rankin, Mississippi | 4 | 57,474 | 8,621 | 15% | 63,682 | 63,682 |
U.S. 1 | Mercer, New Jersey | 6 | 75,347 | 8,288 | 11% | 60,983 | 65,374 |
41 | Lake, Illinois | 4 | 71,043 | 8,525 | 12% | 59,737 | 2,011,173 |
200 | Wake, North Carolina | 4 | 37,026 | 2,962 | 8% | 58,371 | 189,530 |
| Hinds, Mississippi | 4 | 39,584 | 5,938 | 15% | 57,649 | 112,127 |
U.S. 30 | Camden, New Jersey | 4 | 33,054 | 3,636 | 11% | 55,555 | 535,382 |
90 | Orleans, Louisiana | 4 | 31,061 | 3,106 | 10% | 54,618 | 131,303 |
SH 289 | Collin, Texas | 6 | 53,359 | 3,202 | 6% | 53,141 | 172,442 |
90 | Dutchess, New York | 6 | 52,111 | 2,606 | 5% | 51,653 | 60,950 |
NJ 73 | Burlington, New Jersey | 4 | 64,355 | 7,079 | 11% | 49,604 | 458,590 |
Figure C.3 Signalized Intersection Bottlenecks on Arterials Used As Urban Truck Corridors
HPMS Sample Sections Only
Table C.3 Signalized Intersection Bottlenecks on Arterials Used As Urban Truck Corridors
HPMS Sample Sections Only
Route Number |
Bottleneck Location |
No. of Lanes |
All Vehicles-2004 |
All Trucks-2004 |
AADT |
AADTT |
Percent of All Vehicles |
Annual Hours of Delay All Trucks |
Annual Hours of Delay All Trucks (Expanded) |
| Collier, Florida | 6 | 54,106 | 2,164 | 4% | 41,106 | 98,162 |
SR 686 | Pinellas, Florida | 6 | 90,397 | 6,328 | 7% | 38,914 | 43,661 |
SR 686 | Pinellas, Florida | 4 | 90,397 | 6,328 | 7% | 30,598 | 34,330 |
- | Wayne, Mississippi | 4 | 43,595 | 2,616 | 6% | 17,826 | 254,471 |
- | King, Washington | 4 | 55,416 | 3,325 | 6% | 9,927 | 37,227 |
Figure C.4 Signalized Intersection Bottlenecks on Arterials Used As Truck Access Routes
HPMS Sample Sections Only

Table C.4 Top 25 Signalized Intersection Bottlenecks on Arterials Used As Truck Access Routes
HPMS Sample Sections Only
Route Number |
Bottleneck Location |
No. of Lanes |
All Vehicles-2004 |
All Trucks-2004 |
AADT |
AADTT |
Percent of All Vehicles |
Annual Hours of Delay All Trucks |
Annual Hours of Delay All Trucks (Expanded) |
- | Sacramento, California | 6 | 86,185 | 18,099 | 21% | 320,265 | 320,265 |
- | San Diego, California | 6 | 100,194 | 8,016 | 8% | 215,711 | 215,711 |
- | San Diego, California | 4 | 55,814 | 8,372 | 15% | 161,312 | 180,669 |
- | Oakland, Mississippi | 6 | 56,513 | 17,519 | 31% | 106,834 | 392,937 |
- | King, Washington | 4 | 45,571 | 3,646 | 8% | 93,466 | 294,979 |
- | Oakland, Mississippi | 4 | 38,825 | 1,941 | 5% | 59,550 | 850,070 |
- | San Bernardino, California | 4 | 37,942 | 5,691 | 15% | 58,749 | 92,177 |
- | Santa Clara, California | 6 | 80,790 | 7,271 | 9% | 53,662 | 53,662 |
- | Oakland, Mississippi | 4 | 58,601 | 2,930 | 5% | 53,592 | 197,111 |
- | Santa Clara, California | 6 | 84,103 | 2,523 | 3% | 46,754 | 46,754 |
- | Oakland, Mississippi | 4 | 74,876 | 3,744 | 5% | 40,058 | 121,455 |
- | Dallas, Texas | 6 | 54,617 | 1,639 | 3% | 37,581 | 121,952 |
- | Sacramento, California | 4 | 53,508 | 4,816 | 9% | 35,150 | 56,345 |
- | Santa Clara, California | 6 | 55,526 | 3,887 | 7% | 34,893 | 148,332 |
- | Oakland, Mississippi | 4 | 74,876 | 8,236 | 11% | 34,572 | 104,821 |
- | Spokane, Washington | 4 | 25,549 | 2,555 | 10% | 30,681 | 100,603 |
- | San Diego, California | 4 | 34,064 | 1,703 | 5% | 30,138 | 306,077 |
- | Pierce, Washington | 4 | 45,074 | 3,155 | 7% | 28,163 | 88,884 |
- | 11002 | 7 | 77,772 | 3,111 | 4% | 26,818 | 34,461 |
- | Dallas, Texas | 6 | 64,524 | 1,936 | 3% | 24,597 | 228,211 |
- | Cook, Illinois | 8 | 93,702 | 3,748 | 4% | 19,831 | 172,172 |
- | Hillsborough, New Hampshire | 4 | 29,705 | 2,079 | 7% | 19,261 | 36,981 |
- | Dallas, Texas | 6 | 40,492 | 1,215 | 3% | 18,998 | 88,854 |
- | Dallas, Texas | 6 | 49,322 | 1,480 | 3% | 17,280 | 56,075 |
- | Maricopa, Arizona | 4 | 28,139 | 3,658 | 13% | 16,650 | 155,811 |