This week's story begins like many on Gwulo: seeing something new on a walk and thinking, "That's a bit odd ..."
We'd just walked uphill from the lower Shing Mun Reservoir, and noticed there was a large metal pipe running alongside the path. When the path levelled out the pipe ended abruptly, pouring water out into a concrete channel.
The channel is a short one, soon disappearing into a tunnel in the hillside.
It seems odd to have a pipe pouring water into a channel like this - why not just continue the pipeline? And where does the water go to after it enters the tunnel?
The next part of the walk followed what had looked like a catchwater on the map, but it raised more questions. It must have taken significant work to build the catchwater, so why has it been allowed to fill up with the sand and gravel that had washed in? And why was there a concrete barrier across it, separating it from the channel to the tunnel?
I turned to the <Read more ...>
