Category:Ringway 4

Sources for the various parts of Ringway 4 are listed here.

Introduction

Abercrombie plan for outer parkways

Greater London Plan (1944)

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North Orbital Road

Route, Navestock - M11 MT 120/169 has outline maps Route, M11 - Hatfield MT 120/169 has outline maps Route, Hatfield Bypass

Route, Hatfield - Watford MT 120/169 has text description Proposed as all-purpose road MT 120/169 implies very strongly A1170 Dinant Link Road as R4

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Western Section

Route, Hunton Bridge - Maple Cross M31 Consultants' Report has outline of route Route, Maple Cross - Staines M31 Consultants' Report has outline of route

Route, Staines - River Thames M31 Consultants' Report has outline of route

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Southern Section

Route, River Thames - A3 Shown in M31 Consultants' Report Route, A3 - M23 Route, M23 - M20

Link south-west of M25/M3 interchange May be part of non-preferred M31 Red Route. Dotted line shown in M31 Consultants' Report Stacked roundabout interchange at A21 MT 121/57 has full diagrams, including proposed MSA.

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Denham Spur

Route, Denham - Ruislip Common GLC/TD/C/P/02 indicates line as planned in 1965

Oversize bridges at Denham built without authority Denham Spur emails