Route national 309

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Template: Infobox high-ranking street / Maintenance / FR-N
Route Nationale 309 in France
N 309
Basic data
Operator:
Overall length: 77 km (historical: 1933–1973)
40 km (historical: 1973–1993)

Regions :

Status: graduated
Course of the road
Template: AB / Maintenance / Empty historical street course until 1973
(with today's names)
Paris department
Street as D 909
crossing Porte d'Asnières ( boulevard périphérique )
Hauts-de-Seine department
Locality Levallois-Perret
Locality Clichy
Locality Asnières-sur-Seine D 11 (formerly N 309 A )
Locality Bois-Colombes D 986 (formerly N 186 )
Locality Colombes
Locality Gennevilliers
Val-d'Oise department
Locality Argenteuil D 311 (formerly N 311 )
Locality Sannois D 14 (formerly N 14 )
Locality Saint-Gratien
Locality Eaubonne D 928 (formerly N 328 )
Locality Domont
Locality Moiselles D 301 (formerly N 1 )
via N 1
crossing Francilienne D 301 (formerly N 1 )
Locality Villaines-sous-Bois
Street as D 909 Z
Locality Viarmes D 922 Z (formerly N 322 )
Street as D 909
Oise department
crossing D 924 (formerly N 324 )
Locality Gouvieux
Locality Chantilly D 1016 (formerly N 16 )
D 924 (formerly N 324 )
D 924 A (formerly N 324 A )

The Route nationale 309 , or N 309 or RN 309 for short , was a French national road .

history

The road was laid in two parts between Paris and Chantilly in 1933 . The section between Sannois and Argenteuil originates from the N 14 A . In 1973 the northern part was graded. The rest of the route followed in 1993.

Side branches

N 309 A

The Route nationale 309 A , or N 309 A or RN 309 A for short , was a side branch of the N 309 from 1933 to 1973, which branched off from it in Carrefour des Bourguignons (in Asnières-sur-Seine and Bois-Colombes ) and became the national road 308 in Embranchement de Colombes (in Courbevoie and La Garenne-Colombes ). In 1973 the number was renumbered to Nationalstrasse 409 and in 1980 it was declassified to Départementsstrasse 11 .

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