Fiber Optic
Installation in
Flushing

Why Flushing Properties Need Fiber Optic Installation

Downtown Flushing is a neighbourhood sold by the slice. Walk north from the Main Street subway exit and almost every new building you pass was financed by selling it in pieces. The first phase of Flushing Commons, finished in 2017, contains 148 residential condominiums and 90 office condominiums above 982 parking spaces. One Fulton Square, at Roosevelt Avenue and Prince Street, pairs a 168-room Hyatt Place with 43 residential condominiums and a separate office condominium of 22 professional and medical offices, all on a three-level glass retail podium. Older buildings followed the same pattern long before: listings for Main Street Tower, a ten-storey Class B building at 36-09 Main Street completed in 1988, still offer individual office and medical condo units of a few hundred square feet each.

That ownership pattern is what makes fiber in Flushing different from fiber almost anywhere else in Queens. In a rental building one landlord decides where cable goes. In a condominium, New York's Condominium Act treats the basements, the hallways, the stairs, the parking areas and "central and appurtenant installations for services" as common elements belonging to all the owners together, administered by a board of managers. A dentist who owns unit 8A owns the inside of 8A; the riser outside the door, the garage ceiling below and the room where the carriers land belong to everyone. Getting a strand from one to the other is a building decision, not a tenant decision — and when nobody takes that decision, each carrier simply runs its own drop wherever it can.

Residents notice the result long before they know the cause. On r/Flushing, one commenter answering a neighbour who had Verizon Fios on the street but not in the building put it plainly: "Some coop building has contracts with optium. Some small commercial buildings are landlocked by other buildings, so Verizon doesn't care." Another, asked about reliable internet around Flushing, offered only "Move to a different building." Those are not complaints about the glass in the street. They are complaints about the last few hundred feet — the piece a building's owners can actually control.

Flushing is also still being built. In September 2026 F&T Group, the city's Economic Development Corporation and the YMCA broke ground on the second phase of Flushing Commons, two condominium buildings with 156 more units, 123,000 square feet of offices and a 63,000-square-foot YMCA due in 2029, with a third phase slated to begin pre-development in 2027. West of College Point Boulevard, the Special Flushing Waterfront District approved by the City Council in December 2020 allows thirteen towers on 29 acres beside Flushing Creek, with 1,725 homes, 879 hotel rooms and about 400,000 square feet of offices. Every one of those buildings will be divided among many owners, will have its carrier entry on a lower level, and will need a backbone the owners can understand after the developer has gone.

Flushing facts that shape fiber work

Boards that commission a backbone usually want the lobby and the garage on it as well. Our Queens access control installers and the commercial camera team for Queens can design door readers and garage cameras from the same riser drawing, so building systems ride their own strands rather than an owner's internet service.

Fiber Optic Installation Services in Flushing

Our work starts where the carrier's ends and stops where the unit owner's begins. The provider delivers service to an entry room; we build the owners' path from that room to each floor, wing, podium level and unit, document it, and prove every strand with a meter.

Business Fiber Optic Installation in Flushing

The Flushing Business Improvement District's map is a fair guide to where downtown's commercial fiber demand sits. These are the streets where we see it, and what the buildings on each one tend to need.

Compliance callouts for Flushing fiber work

• Common elements need the board. Under Real Property Law §339-e, unless a condominium's declaration says otherwise, its common elements include basements, cellars, parking areas, halls and "all apparatus and installations existing for common use." Work in those spaces is approved by the board of managers or its managing agent, not by a single unit owner. This is a general description, not legal advice; the building's own declaration and by-laws decide.
• Parking structures are being inspected now. Local Law 126 of 2021 requires periodic inspection of parking structures by a qualified engineer, and every Queens community district falls in the January 2026 to December 2027 filing window. Cable on a garage soffit should be fixed so that concrete repairs can be made around it.
• Cable listings follow the space. Mall and office ceilings that serve as return-air plenums take plenum-rated (OFNP) cable; vertical shafts take riser-rated (OFNR) cable or better. A higher listing may replace a lower one, never the reverse.
• Firestop and permits. A Department of Buildings permit is generally not required for cabling below 50 volts. That does not excuse a single open hole: each slab or rated-wall crossing is closed with a listed firestop system, and in condominiums the managing agent will often want a photograph of every seal for the building file.
• Individual landmarks. Flushing Town Hall (1862) and the Old Quaker Meeting House (1694) on Northern Boulevard are designated New York City Landmarks. Exterior changes to designated buildings go through the Landmarks Preservation Commission; we leave that process to the owner's architect and keep our own work inside.

One Strand, Garage Level to an Eighth-Floor Suite

The drawing below is a simplified section through the kind of podium building that now lines Roosevelt Avenue, 39th Avenue and Prince Street: parking below grade, two or three floors of retail, and a tower of offices, hotel rooms or homes on top. It is a generic diagram for explanation, not a drawing of any particular building. Follow the red line and you follow a single strand from the carrier's handoff to one unit owner's desk.

Two things in the diagram are worth noticing. The carrier's cable and the owners' cable meet only once, at the entry enclosure; every carrier that comes later uses the same handoff instead of finding its own way up. And the cable never enters the retail floors, which is why the retail owner's signature is often not needed at all. Where a building lacks a core shaft that reaches the garage, segment 3 becomes the hard part, and we tell the board so on the first walkthrough rather than after the contract is signed.

What a unit-numbered strand map looks like

The map is a table, not a picture. The extract below shows the layout we hand over for one floor of a small-unit office condominium, using the standard fiber colour sequence. Unit numbers here are placeholders for illustration; your building's real map uses its own unit numbers and carries the measured loss for each strand in an extra column.

When unit 8C's owner finally connects, the map changes one word. When 8A and 8B are combined into one practice, two lines merge. Nobody has to open the riser to find out what is what.

Fiber Optic Installation in Flushing: Questions Answered

These are the questions unit owners, boards, managing agents and mall operators in downtown Flushing put to us before anything is signed. The short answer comes first in each case, followed by how it works in practice. Quicker points — labels, walkthrough length, garage access — are in the FAQ further down.

Boards, unit owners and the common elements

We own one office condo unit in a Main Street building — does the board of managers have to approve fiber work, or can we hire an installer ourselves?

You can hire us yourselves, but any part of the work outside your unit needs the board's approval, normally given through the managing agent. Inside your own walls — a new outlet, a small enclosure in your server closet, a link between two rooms of your suite — you are generally free to proceed under the building's alteration rules. The moment the cable has to reach the floor closet, the riser or the entry room downstairs, it is passing through common elements, and the board decides who may work there and how.

In practice we prepare the package the agent will ask for: a one-page scope, a sketch of the route from the entry room to your door, the number and location of any penetrations, the insurance certificate naming the condominium and its agent, and the dates we would like to work. Many Flushing boards approve straightforward requests between meetings; some want to see the plan at their next scheduled meeting. Either way, getting the paperwork right the first time is usually what decides how quickly you get your link.

One tip from the board's side of the table: if two or three owners on the same floor want the same thing, ask the board whether it would rather build a floor-wide or building-wide backbone once. Boards are often happier approving one planned project than a series of individual drops through the same ceiling.

Can a handful of unit owners pay for a fiber backbone that the whole condominium will end up owning?

Yes, and it happens more often than you might think — but the arrangement should be written down before the cable goes in. If a group of owners funds a backbone through common spaces, the cable will in most cases become part of the common elements once installed, because it is an installation for common use in a common area. The owners who paid for it do not end up owning a private cable in a public hallway; they end up with strands assigned to their units on a building asset.

What protects them is a short agreement with the board: which strands are reserved for the funding units, whether later owners who want to connect contribute a share, and who pays for repairs. We cannot draft that agreement — that is for the board's attorney — but we can make it easy to write by giving every strand a number, assigning the funded strands to unit numbers on the map, and leaving a stated count of spares for the rest of the building.

Some boards prefer the opposite approach: the condominium pays for the backbone from its budget, and each owner pays only for the short run from the floor enclosure into their own unit. That keeps the shared plant simple and lets every owner connect on the same terms. We price both versions on request so the board can compare.

When an office condo unit is sold, do the fiber strands assigned to it go with the unit or stay with the building?

In a well-run building they stay with the unit number, which amounts to both. The strands in the backbone are building property; what moves with a sale is the assignment — "strands 7 and 8 of riser cable A serve unit 6C" — recorded on the strand map that the board and agent hold. The new owner inherits the same connection the old one had, and nobody has to trace anything.

The cabling inside the unit, the outlet on the wall and any small enclosure in the unit's own closet are part of the unit and are normally sold with it, like the light fittings. Equipment the old owner bought — a switch, a firewall, a media converter — is personal property and leaves with them unless the contract of sale says otherwise. That is why we label the unit's fiber patch point clearly as building plant, so it is not mistaken for the departing practice's equipment on moving day.

Where a buyer is combining two units, or splitting one, we update the map: the strands of the absorbed unit are re-assigned, or a split unit gets strands from the floor's spares. It is a short visit and a revised drawing, not a new cable.

We rent our office from the person who owns the condo unit — whose signature does a fiber installer need?

Usually two, and sometimes three. Your lease is with the unit owner, so any work inside the unit needs the unit owner's consent under the lease. Any work outside the unit needs the condominium board's approval through the managing agent. If the route passes through a separately owned retail section or a garage run by an operator, that party has to agree to access as well.

Tenants are sometimes surprised that the unit owner cannot grant permission for the hallway. The unit owner only owns the unit; the board controls everything else. The clean way to handle it is for you, as tenant, to ask your landlord to sponsor the request to the board, with our scope and insurance certificate attached. We are happy to send the documents directly to both.

It is also worth agreeing with your landlord, before work starts, what happens to the fiber and the in-unit outlet when your lease ends. Most landlords are glad to keep a connection that makes the unit easier to let again; a few will ask for removal. Settling that early avoids an argument later.

Does new fiber count as replacing old wiring or as an improvement when a condo board sets its budget?

It can be either, and the board's accountant and attorney decide which; what we can do is split the price so the decision is easy. New York's Condominium Act separates ordinary repairs from capital replacements, and its definition of capital replacement refers to wiring among other building components, while a backbone that adds a capability the building never had looks more like an improvement. Boards treat those differently in their budgets and reserves.

So our proposal for a condominium separates three things: removal or retirement of old telephone pairs and abandoned carrier drops, replacement of any existing shared cabling that has failed, and genuinely new work such as a single-mode backbone and floor enclosures. Each line carries its own materials and labour, so the board can allocate costs according to its own rules.

We are not accountants, and nothing here is tax or legal advice. But a board that can see the replacement element separately from the improvement element will usually reach a decision faster than one looking at a single number.

Our board just took over from the sponsor — what fiber and cabling records should we ask for at turnover?

Ask for anything that shows what was installed, where, and how it tested. In new Flushing buildings the developer's contractors installed the risers, the entry room and the cabling to each unit, and the records of that work tend to scatter once the sponsor's team moves on to the next project. The most useful items are the as-built telecommunications drawings, the cable schedule or strand map, the fiber test reports with loss figures, the firestop submittals, any agreements signed with carriers for access to the building, and the warranty documents for cable and hardware.

If those records are thin or missing — which is common — a turnover audit fills the gap. We inspect each enclosure, test every strand end to end, identify which carriers are connected where, and produce a strand map labelled by unit number. The result also shows the new board how many spare strands it actually has before anyone promises them to an owner.

The carrier agreements deserve particular attention. City housing guidance summarising federal rules notes that exclusive agreements between owners and providers, and sale-leaseback arrangements for inside wiring, are banned; a board that knows what its sponsor signed is in a much better position to invite other providers in.

Podiums, garages and malls

Our offices sit above a retail podium owned by a different entity — how does the fiber reach us without crossing their space?

Usually through a shaft that was built to bypass the podium, and occasionally by agreement through it. Large podium-and-tower buildings were designed with separate cores: the tower's elevators, stairs and mechanical shafts run from the garage to the roof without opening onto the retail floors. Telecom risers in those buildings normally follow the tower core, so fiber from a garage-level entry room can reach the office floors without entering the shops at all. Finding that path, and confirming that it has spare capacity, is the first thing we do on the walkthrough.

Where no bypass exists — often in smaller or older mixed buildings — the cable has to cross a retail ceiling. Then we ask the retail owner for a written route agreement covering where the cable runs, who may access it, and how much notice is given before maintenance. The route is kept as short as possible, protected in conduit, and labelled every few metres so the shop's own contractors know what it is.

Either way, the entry room's location matters. If the carriers land on a parking level, the route from there to the tower core should be short, high on the garage soffit and clear of the zones where concrete repairs are likely, which we discuss below.

A mall stall has no wall or ceiling of its own — how does a vendor get a wired connection from the mall's network room?

From the mall, not from the street. A stall in an indoor mall or a basement food hall is a counter with a footprint, not a room with a riser, and a carrier will not run a separate cable to each one. The workable design is for the mall operator to bring fiber from its own network room to a few protected zone cabinets around the floor, then run short copper drops from each cabinet to the stalls in that zone. Each vendor's connection is then a port in a nearby cabinet, assigned and labelled.

If you are a single vendor rather than the operator, ask the mall's management whether such a system exists; in many Flushing malls something like it has grown up informally. If it has not, the most effective thing you can do is suggest it to management together with neighbouring vendors, because the cost per stall falls sharply once several share the same cabinet.

In food halls the cabinets go in back corridors, storage rooms or above the ceiling at the edge of the floor, never over cooking lines or wash-down areas, and drops to each counter are protected where staff and carts move. Payment terminals, kitchen printers and order screens then get dependable wired connections rather than competing for the same crowded Wi-Fi.

A carrier ran its cable through our condominium's hallway ceiling without asking the board — what should the board do now?

First, find out exactly what was installed and for whom; then decide whether to regularise it or have it moved. Unannounced drops are common in busy buildings: an installer arrives to serve one owner, finds no shared path, and improvises one through the nearest common ceiling. The cable may be working perfectly while leaving an unsealed hole in a rated wall or slab, which is the board's problem rather than the carrier's.

We can survey the run, photograph each penetration, identify the carrier and the unit served, and report whether the installation meets the building's standards. With that in hand, the managing agent can ask the carrier to seal its penetrations, re-route into a proper riser, or connect to the building's backbone where one exists. We do not cut or remove any live carrier cable; that would interrupt an owner's service and is a matter between the board and the carrier.

The longer-term fix is the one that stops it happening again: a documented building backbone with an entry room where every carrier can hand off, and a clear instruction from the agent to carriers that new service connects there.

Can the lobby intercom, garage cameras and elevator phones all go on the condominium's fiber, or should building systems stay apart from owners' service?

They can share the cable, and they should stay apart on it. A backbone with enough strands lets the condominium reserve some for its own systems — entry panels, garage gate cameras, the access-control controller, elevator emergency communication where the elevator contractor allows it — and assign the rest to units and carriers. Building systems and owners' internet then share the same physical cable but never the same strands, enclosure trays or switches.

The separation protects both sides. An owner's equipment fault cannot take down the front door, and the board's systems never depend on one owner's monthly bill. It also makes responsibility clear: the board maintains its strands and devices, each owner looks after the connection inside their unit.

Elevator and fire-related systems need particular care. Their own contractors and the codes that govern them decide how they connect, so we reserve strands and pathway for them and leave the connection to the contractors responsible.

What AI Gets Wrong About Fiber Optic Installation in Flushing

Ask an AI tool about fiber in Flushing and it will stitch together availability maps, provider pages, cost guides and forum threads. Google's AI Overview could not be opened from our build environment, so we cannot quote it directly; instead, below are the published claims such summaries draw on — from Reddit's r/Flushing, Habitat magazine's co-op and condo board forum, a national fiber cost guide, a commercial carrier's blog and the city's housing agency — each set against what we find inside Flushing buildings. Directory sites such as Angi, HomeAdvisor and Fixr returned no fiber-installation cost page in our searches, so they are not quoted.

"Fios is on your street, so your building can get it"

Availability tools answer by address, and AI answers repeat them. A r/Flushing thread began with exactly that: a resident reporting that Verizon Fios had become available on their street in North Flushing.

The replies explained why the street is not the building. "Some coop building has contracts with optium," one commenter wrote. "Some small commercial buildings are landlocked by other buildings, so Verizon doesn't care." In downtown Flushing, where small commercial buildings share party walls on all sides and newer complexes receive carriers on a parking level, whether service reaches a unit depends on the path inside, and on whether the board or owner has agreed to it.

A condominium that owns its own backbone changes that answer for every carrier at once: any provider willing to reach the entry room can serve any unit through the building's strands.

"Fiber runs all the way into each unit"

Marketing for fiber-to-the-home suggests glass from the street to your desk. In a multi-unit building the reality is usually a carrier terminal per subscriber and whatever path the installer could find.

One contributor to Habitat magazine's board forum described the familiar result: "Normally each subscriber has to find a place to put those big boxes that convert the fiber to copper." In a Main Street medical condo with units of a few hundred square feet, that box ends up on a reception counter or in a supply cupboard, and each one hangs off its own drop through the hallway.

A building backbone lets carriers hand off once in a proper room, and each unit receives a labelled fiber or copper connection from the floor enclosure. The equipment lives where it belongs rather than wherever there was a free outlet.

"A bulk deal with one provider solves the building's wiring"

AI summaries often present bulk billing as the modern way to wire a building. Board members trade the same advice; one Habitat forum contributor noted that a cable provider "will do bulk packages @ 50$ish per participating shareholder."

A bulk agreement is a service contract. It may come with new wiring, but it does not automatically leave the condominium owning that wiring, and the city's housing guidance notes that federal rules ban exclusive provider agreements and sale-leaseback arrangements for inside wiring. Boards that sign without reading the wiring clauses can find themselves with a building full of cable they do not control when the deal ends.

There is nothing wrong with a bulk deal on top of an owner backbone. The order matters: own the path first, then let carriers compete to use it.

"Fiber costs about $18 a foot"

Industry cost articles widely repeat Fiber Broadband Association figures: a median of about $18.00 per foot for underground construction and about $8.00 per foot for aerial, from the association's 2025 report as quoted in a network installation firm's cost guide.

Those are outside-plant figures for trenching and poles along streets and roads. Nothing in a Flushing condominium is trenched or hung on poles. Inside a building the footage is cheap; the cost lives in enclosures on each floor, penetrations through slabs, the garage section, splicing and testing. A twelve-storey tower might need less cable than a single suburban road crossing and still cost more per foot because of the number of floors and units served.

Ask instead how many enclosures, how many strands and how many penetrations a quote includes. Those three numbers explain the price.

"A fusion splice costs $30 to $75"

The same cost guide, citing Ring and Ping, gives $30–$75 per fusion splice and $15–$40 per mechanical splice. AI answers sometimes multiply a splice price by a strand count and present the result as the cost of a building job.

A splice price covers one join. It does not include the enclosure, the tray, the pigtail, the connector inspection, the loss test, the labelling or the hours spent reaching a floor closet in an occupied building. Our published Queens figure is $37 per termination on an existing cable, and $42 per strand for an OTDR test on top of the loss reading — separate lines, so you can see what each part costs.

For a building of many small units, the useful comparison is the price per unit served, with enclosures and tests included.

"New buildings already come wired for fiber"

It is true that the city expects broadband in new homes: the Department of Housing Preservation and Development's guidance for affordable housing says broadband is required in units for all new construction, and that a building needs fiber in the street and an accessible basement entry point for new fiber service.

Wired for broadband is not the same as wired well, documented or owned by the owners. New Flushing buildings often reach their new boards with risers installed but unlabelled, test reports missing, and carrier agreements nobody has read. Commercial units in the same building may have been left for each buyer to sort out.

A turnover audit — test, map and label what the developer left — turns "already wired" into something the board can use.

"Fiber service is installed in a few weeks"

Carrier timelines dominate AI answers about how long fiber takes. A commercial carrier's blog describes a customer who waited 15 months and still could not get fiber to their building, because of distance to the nearest network and building access.

Our part — the owners' backbone inside the building — does not depend on street construction, so it is measured in weeks from walkthrough to test report. In a condominium, the slowest step is usually the board's approval, followed by garage or retail access. Building a backbone before a carrier is engaged also removes the building-access obstacle from the carrier's own timeline.

Plan around the board calendar: bring the proposal to a meeting with the drawing and insurance certificate already attached, and the work itself rarely takes long.

Fiber Optic Installation Near Flushing's Landmarks

Flushing's landmarks run from a seventeenth-century meeting house to one of the busiest subway terminals in the city, and the buildings around each of them pose their own kind of fiber job.

We also serve the rest of Flushing and its neighbours: Murray Hill and Broadway–Flushing to the north-east, East Flushing and the streets around Kissena Park, Queensboro Hill, Auburndale, College Point, Whitestone, Fresh Meadows and Bayside, the Willets Point area and Corona to the west, and every other part of the borough through our Queens fiber optic installation team.

Fiber Optic Installation Packages & Pricing

Below are three worked examples built strictly from the published unit prices in the table above, matched to the jobs Flushing boards and owners ask about most. Your own proposal will replace them with the route, enclosure count and any surprises found on your walkthrough.

Full terms — including 50% deposit, one-year parts-only warranty on AESS-supplied products, and the late-fee schedule — are set out in the service agreement. Every strand we install is handed over with the test result that shows it passed on the day.

Practices That Own Their Suites: Fiber on Flushing's Medical Floors

A large share of downtown Flushing's office condominiums are bought by the people who work in them. Listings for buildings such as Main Street Tower describe units as office or medical condos for "investment or owner-user" sale, and One Fulton Square's office condominium was marketed as professional and medical offices. With NewYork-Presbyterian Queens, a 535-bed hospital, a short ride down Main Street, doctors, dentists, physical therapists, accountants and lawyers have every reason to own a small suite close to the subway rather than rent one.

Owner-occupied practices change the fiber conversation in three ways. They stay for years, so they care about the quality of the connection more than its first-year price. They often grow sideways — buying the unit next door or one on another floor — so they need strands that can be re-assigned as their footprint changes. And they usually run software that cannot simply wait out an outage: scheduling, records, imaging and payment systems all depend on the line working on Monday morning.

What we do not do is configure clinical systems or advise on the privacy rules a practice must follow — that is the practice's IT provider's job. Our part is to make sure the glass between the entry room and the suite is installed properly, tested, labelled and documented, so that the IT provider is building on something known rather than something guessed.

Carrier Rooms Below the Street: Fiber and Flushing's Garages

Downtown Flushing parks its cars under its buildings, and a lot of its internet arrives there too. The first phase of Flushing Commons was built over 982 parking spaces; Tangram sits on three levels of parking; One Fulton Square provides 300 spaces. When carriers bring service into a podium building, the cable often enters through a garage wall and runs along the soffit to whatever room the designers set aside, which may be on a parking level rather than in a conventional cellar.

Garages are hard on cable. Vehicles brush low runs on ramps, sweepers and pressure washers reach the lower walls, road salt arrives on every tyre in winter, and condensation forms on cold concrete. They are also places where the structure itself gets repaired. Under Local Law 126 of 2021, every parking structure in the city must be inspected periodically by a qualified engineer; for every Queens community district, the first filing window runs from January 1, 2026 to December 31, 2027. Conditions found unsafe must be repaired within a year, and those needing work are scheduled for repair over the following years — which means concrete patching, coatings and waterproofing on exactly the soffits where carrier cables tend to hang.

So our garage work follows a few rules:

• Keep the parking level passive. If the carrier room must stay below grade, it holds only sealed enclosures and splice trays; switches, power supplies and batteries move to an equipment room above, joined by owner fiber.
• Run high and fixed to structure. Cable goes in conduit or armour on the soffit or high on walls, above vehicle height and clear of drains, on supports that can be unbolted and moved by a repair contractor without cutting anything.
• Ask about the engineer's report. Where a Local Law 126 report has been filed, we look at the repair areas it identifies and route around them, so the next contractor is not working over live fiber.
• Coordinate with the operator. Many Flushing garages are run by a parking company on behalf of the owners; we agree times, cones and closures with the operator in advance rather than on the day.

Boards sometimes ask whether the engineer's inspection itself will disturb the fiber. It should not: the inspection is an assessment of condition. It is the repairs that follow — chipping, patching and coating — that need the cable to be clear of the affected bays, and a route planned with the report in hand makes that easy.

None of this changes where a carrier chooses to enter, which depends on its street plant. It changes what happens next, and how quickly the building recovers if a garage floods or a slab needs repair.

Five Things a Flushing Condo Board Should See Before It Votes

Fiber proposals put to a board often look alike on the first page. These five items show whether one has been thought through for a building owned by many people — whoever submits it.

Flushing Fiber Optic Installation FAQ

Flushing Units Offline Right Now

Medical suites without their scheduling system, a mall floor's card terminals down, a lobby panel dark after work in the garage? Call (347) 434-6392. We send a technician the same day when the schedule allows; typical causes — a jumper pulled in the entry room, a damaged pigtail in a floor enclosure, a contaminated connector — are usually corrected within an hour or two on site, and the strand is re-tested before we leave.