Does this observatory have a ref? Who's the operator?

Elizabeth Line platform extensions

Is this a waterfall? Seems flattish. Whitewater?

Sidings, main lines & route relations need updating to suit Elizabeth line construction

A few road closures in this area under Experimental Traffic Orders:
https://consultations.southglos.gov.uk/consult.ti/T437_443_ETO_2018

Is this still a functioning quarry?

Does this plaza area have a name?

New section of Strawberry Line cycle path added.
Requires on ground survey

New cycle path dues to open soon (Jan '23)