Central Chilterns Community Forum Area - Road Crossings / Realignments
All details on this document are assumptions based on current design work and are subject to change as design develops.
Road Reference	Structure/HS2 Chainage	Impact During Construction	Indicative Construction Period	Impact After Construction
Hyde Lane Overbridge	045+780	No diversion route required as offline crossing proposed. Traffic management required during construction of tie-in.	app 1 - 1.5 years	Minimal as traffic uses new road.  Existing road will be removed.
B485 Chesham Road	046+300	No diversion route required as offline crossing proposed. Traffic management required during construction of tie-in.	No data	Minimal as traffic uses new road.  Existing road will be retained in part to maintain access to existing properties.
Kings Lane	046+400	Temporary road closure. Diversion via B485 Chesham Road and Frith Hill.	No data	Minimal as traffic uses new road.  Existing road will be removed.
Frith Hill	047+100	Temporary road closure. Diversion via B485 Chesham Road and King's Road.	No data	Minimal as traffic uses new road.
Leather Lane Overbridge	048+800	No diversion route required as offline crossing proposed. Traffic management required during construction of tie-in.	app 9 - 12 months	Minimal as traffic uses new road.  Existing road will be removed.
HS2 Ltd - November 2012