658.9 Kriteria Jaringan Nasional Jaringan Nasional yang tercantum dalam lampiran bagian ini tersedia untuk digunakan oleh kendaraan bermotor komersial dengan dimensi dan konfigurasi yang dijelaskan dalam 658.13 dan 658.15. Untuk negara-negara bagian dengan daftar rinci rute individu dalam lampiran, rute telah ditetapkan berdasarkan kepatuhan umum mereka terhadap kriteria berikut.
Rute tersebut merupakan komponen khas geometris dari Sistem Primer Bantuan Federal, yang menghubungkan kota-kota utama dan bagian-bagian negara bagian yang berkembang pesat.
Rute tersebut merupakan rute volume tinggi yang digunakan secara luas oleh kendaraan besar untuk perdagangan antarnegara bagian.
Rute tidak memiliki batasan yang menghalangi penggunaan oleh kendaraan kombinasi konvensional.
Rute tersebut memiliki geometrik yang memadai untuk mendukung operasi yang aman, dengan mempertimbangkan jarak pandang, keparahan dan panjang kemiringan , lebar perkerasan, kelengkungan horizontal , lebar bahu , jarak bebas jembatan dan batas beban, volume lalu lintas dan campuran kendaraan, dan geometri persimpangan.
Rute terdiri dari jalur yang dirancang dengan lebar 12 kaki (3,66 m) atau lebih atau konsisten dengan keselamatan jalan raya.
Rute tidak memiliki karakteristik yang tidak biasa yang menyebabkan masalah keselamatan saat ini atau yang diantisipasi.
Jaringan Nasional baru - baru ini ditetapkan oleh Undang - Undang Efisiensi Transportasi Permukaan Antar moda tahun 1991 . Informasi tentang rute ini diambil dari 658 Lampiran A. Beberapa negara bagian seperti Indiana , Arkansas , dan Ohio mengizinkan lalu lintas truk di semua jalan raya negara bagian atau AS bernomor . Negara bagian lain, seperti New York dan California , memiliki seperangkat jalan raya yang ditentukan secara khusus yang direkomendasikan untuk truk. Undang-undang mengizinkan "akses yang wajar" ke dan dari NN untuk terminal, pengiriman, pemberhentian truk, perbaikan, dan alasan lainnya. NN direkomendasikan untukmelalui lalu lintas truk (misalnya lalu lintas yang melewati area tersebut), dan truk diizinkan beroperasi di jalan yang dibatasi truk jika tidak ada sarana akses lain ke tempat tujuan.[1]
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
Note: I-580 Oakland — All vehicles over 41/2 tons (except passenger buses and stages) are prohibited on MacArthur Freeway between Grand Ave. and the north city limits of San Leandro. (Excepted under 23 CFR 658.11(f)).
Colorado
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
Iowa
Note: Iowa State law allows STAA-dimensioned vehicles to operate on all highways in the state. The routes shown below were incorporated into the NN by the FHWA in 1984.
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
Note: US 23 crosses the Ohio River between South Shore, KY and Portsmouth, OH via the U.S. Grant Bridge. Although the state line is near the Ohio shoreline, putting most of the bridge in Kentucky, the terminal point for US 23 is listed as the south end of the bridge because the bridge is maintained by the Ohio DOT.
Louisiana
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
NOTE: I-35E St. Paul — The parkway segment of I-35E from 7th Street to I-94 is not available to trucks because of reduced design standards.
Mississippi
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
Nebraska
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
Nevada
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
Oklahoma
No additional routes have been federally designated; STAA-dimensioned commercial vehicles may legally operate on all Federal-aid Primary highways under State law.
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
Utah
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
No additional routes have been federally designated; under State law STAA-dimensioned commercial vehicles may legally operate on all highways which, prior to June 1, 1991, were designated as Federal-aid primary highways.
Note: Information on additional highways on which STAA-dimensioned vehicles may legally operate may be obtained from the respective State highway agencies.