Network cabling in Bowmanville, Courtice and Newcastle

What Clarington is, in the parts that affect this work

Clarington is the municipality immediately east of Oshawa, and it is large: 614 square kilometres with four urban centres (Courtice, Bowmanville, Newcastle and Orono), fourteen hamlets, roughly 300 working farms, and Ontario Power Generation's Darlington site on the lake. Highway 2 runs through Courtice and Bowmanville as King Street, the 401 runs along the south side, and Highway 418 connects the 401 to the 407 between Courtice and Bowmanville. Downtown Bowmanville, around King and Temperance, is the heritage commercial core. A short drive north of it the roads are gravel and the buildings are barns.

This page is about what that means for network cabling specifically. For how the work itself runs, what is included and what it costs to scope, the Structured Cabling page is the one to read.

Courtice plaza units: the line comes in somewhere you do not lease

Courtice has plenty of plaza units along King Street. Cabling inside one unit is rarely the hard part. The hard part is that the internet provider's line usually lands in a shared electrical or telecom room, or in another tenant's unit, and the run from there to your space crosses ceiling and walls that belong to the landlord or the business next door.

So the first visit starts by finding that demarcation point, and the route gets agreed with the property manager before anything is pulled. Where a run passes through a fire-rated wall between units, the opening has to be firestopped, and that belongs on the quote rather than being discovered at inspection.

Inside the unit it is an ordinary drop count: desks, a printer, an access point on the ceiling, perhaps a camera at the door. Both ends of every run are labelled and every run gets a continuity and wire-map test, so the next person in the ceiling can read what is there.

Downtown Bowmanville has no cable route and you cannot invent one

The commercial blocks around King and Temperance were built long before anyone needed a service void. Solid masonry party walls, plaster on lath, original floor structure, and often a heritage designation or a landlord with firm views about what gets drilled.

In these buildings the honest answer is often surface raceway rather than a concealed run. It is a compromise, but raceway run neatly along a cornice line almost disappears, while a channel cut into a 130-year-old wall is permanent, expensive and sometimes not allowed.

We price the concealed route whenever one exists, so you choose between two real options instead of being told what you are getting. Shops downtown usually want the work done outside opening hours, and most commercial cabling we do is evenings and weekends anyway.

Copper between buildings is a lightning path

On a property with more than one building, the obvious thing is to run an Ethernet cable from one to the other. It works, and it is the wrong thing to do, because copper between two separately grounded structures carries surge as readily as data. A strike anywhere near the property, or even a large potential difference between grounds, arrives in the switch at both ends.

Out here that is not theoretical. It is a fairly ordinary way for a network switch to die, and the failure is usually blamed on the equipment rather than on the copper that delivered it.

The right answers are fiber, which conducts nothing, or a wireless link with no physical path at all. Fiber between buildings costs more than copper in materials and less than replacing switches every second summer. This is the recommendation we make most often on rural Clarington properties and it is the one clients push back on most, so we would rather explain it here than in a quote.

Distance out here is a real constraint

Copper stops at 90 metres of horizontal run. A house to a barn across a yard is frequently past that, and the cable does not travel as the crow flies: it goes around, up and along. People discover the limit by installing a run that works intermittently, which is worse than one that does not work at all.

Beyond that distance you are choosing between fiber, a wireless bridge, or a second distribution point with its own switch. All three are normal. Which is cheapest depends entirely on whether there is already a duct or a clear line of sight, and that is a fifteen-minute site visit rather than a phone estimate.

A second site somewhere else in Durham

If the business also runs a location in Oshawa or further west, one account manager can take both, and labelling the two sites to one scheme is far easier to plan at the start than to retrofit. The Oshawa, Whitby, Pickering and Ajax pages cover what changes in those buildings. For how one cabling job runs across several towns, see structured cabling across Durham Region.