Flush Bracket 957: Watford, Hempstead Road ?   

Brick approach of bridge over canal, W side of canal [presumably placed for, but not incorporated in, 2GL line Hemel Hempstead to Windsor Castle] - tentative identification of location.

Location
Grid reference: TQ 0838 9993.
Landranger 166: Luton & Hertford, Hitchin & St Albans.
Landranger 176: West London, Rickmansworth & Staines.
Structure: Bridge.
Waypoint: FB957.

Neighbouring Flush Brackets

956	Hunton Bridge, Bridge Road Canal Bridge 661.29m to the north.
958	Watford, Hempstead Road 863.13m to the southeast.
959	London Lodge 1.34km to the southeast.
955	Abbots Langley 1.65km to the north.
960	Ridgelane Lodge 1.83km to the southeast.

The nearest fundamental bench mark is Hemel Hempstead, 9.68km to the north.