nanog mailing list archives

Re: California public safety power shutdowns


From: Javier J <javier () advancedmachines us>
Date: Thu, 10 Oct 2019 23:46:11 -0400

I have an alternative view. the more generators are running, the more
trucks semt to refuel the tanks, the more moving parts, the more likely an
accident is prone to happen somewhere. It's thr same reason you turn your
vehicles engine off when you fill up at the gas station.

Diesel doesn't combust easily without conpression, but I'm pretty sure you
can find incidents where diesel engines catch fire. maybe the roof of a
datacenter is not a risk factor, but in thinking remote antennas on the top
of a mountain anything can happen.

On Thu, Oct 10, 2019, 8:52 PM Mel Beckman <mel () beckman org> wrote:

Sean,

A diesel generator sparking a fire is extremely unlikely. A diesel
generator by code must have a clear, nonflammable, area around it, and a
spark arrestor on the exhaust to protect against burning particles in the
exhaust. Diesel generators are not even a listed cause according to the
National Wildfire Coordinating Group:

https://www.nwcg.gov/sites/default/files/publications/pms412.pdf

Let’s not go making up fantastical monsters. There are plenty of real
monsters to go around :)

 -mel

On Oct 10, 2019, at 5:29 PM, Ca By <cb.list6 () gmail com> wrote:

I just hope the next fire is not sparked by a diesel generator that is
running because commercial power is off.

On Thu, Oct 10, 2019 at 3:48 PM Sean Donelan <sean () donelan com> wrote:



AT&T statement:

Like all PG&E customers, we are also affected by this power shutdown.
Overall our network continues to perform well and is operating at more
than 97% cause

of normal. We are aware that service for some customers may be
affected by this event and are working as quickly as possible to deploy
additional generators and recovery equipment. We appreciate our
customer’s
patience.


T-Mobile statement:

The T-Mobile network is holding up well during the ongoing PG&E and SCE
safety power shut offs in California. We are seeing a small number of
sites down in some of the areas affected by the power shut off.

Our response teams are working to get sites back up and running as
quickly
as possible. We understand that service disruptions are an inconvenience
to our customers and we appreciate their patience during this event.


Verizon:

Verizon spokeswoman Jeannine Brew Braggs said the company can serve
customers "indefinitely" until commercial power is restored. She
attributed that to the generators and backup batteries on-site at the
majority of its cell towers and other locations. Brew Braggs said the
company can refuel the generators to keep them running.


I'm still looking for statements from Sprint and US Cellular.



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