- What are telephone poles made of?
- How do I check voltage on phone line?
- Are telephone poles toxic?
- How many telephone poles make a mile?
- Who is responsible for the wire from pole to house?
- What voltage should be on a phone line?
- Can a phone line shock you?
- Who owns the utility pole?
- How do you identify a line on a power pole?
- What is the lowest wire on a telephone pole?
- What do the numbers on a telephone pole mean?
- What type of structure is a telephone pole?
- How much is a telephone pole worth?
- Is a telephone pole a solid structure?
What are telephone poles made of?
Most utility poles are made of wood pressure-treated with some type of preservative to keep away woodpeckers, insects, fungi, and fires.
Many different types of trees can be used to make utility poles, including Douglas fir, Jack Pine, Lodgepole Pine, and Pacific Silver Fir..
How do I check voltage on phone line?
Set your voltmeter for the range that can read 50 volts DC. Attach the leads to the terminals for the red and green wires. If all is working well with the phone company’s lines, the meter will give a reading of about 50 volts, give or take a couple of volts.
Are telephone poles toxic?
Utility poles account for about 13 percent of the market for wood preservatives used to kill fungus and insects and retard decay, the report said. The chemicals, which include pentachlorophenol, creosote, arsenic and chromium, ”contain some of the most hazardous toxic contaminants on the market,” the report said.
How many telephone poles make a mile?
40 polesThere are 10 poles per quarter mile, so that makes 40 poles per mile. 40 divided into 5280 feet equals a pole spacing of 132 feet!
Who is responsible for the wire from pole to house?
The wire that runs from the utility pole to your house and the meter itself are the responsibility of OG&E. The cable that runs from the side of your house as well as the box that holds the meter are owned by, and are the responsibility of, the homeowner.
What voltage should be on a phone line?
around 48 volts DCThe POTS phone line, with all phones on-hook, should measure around 48 volts DC. Taking a phone off-hook creates a DC signal path across the pair, which is detected as loop current back at the central office. This drops the voltage measured at the phone down to about 3 to 9 volts.
Can a phone line shock you?
While telephone lines do have 48 volts of electricity running through them, it’s usually not enough to cause a shock, though it may affect a pacemaker. The electricity in a phone line does spike to around 90 volts when the phone rings, which can give a mild shock.
Who owns the utility pole?
It depends on who set them. Some are owned by the telephone company, some by the Power company. It also depends on where you are at, some places they are all power company poles. All the lines on the poles are there because of an agreement between the power, telephone, and cable companies.
How do you identify a line on a power pole?
Telephone is usually the lowest on the pole, with cable TV right above it. Telephone lines are generally thick cables and usually have junction boxes on one or both sides of the pole. Cable lines are generally thinner, usually silver or light-colored, and have distinctive D-shaped expansion loops next to each pole.
What is the lowest wire on a telephone pole?
The lowest wires are cable and telephone lines. The cables you see connecting the pole to the ground are called “guy wires.”
What do the numbers on a telephone pole mean?
Some of the numbers indicate the location of the pole. You could call the utility company to report a problem and give them the pole number if you don’t know the address. Other tags can indicate if the pole is safe or unsafe to climb or can indicate when the pole was treated to resist rot or insect infestation.
What type of structure is a telephone pole?
Utility poles can be made of wood, metal, concrete, or composites like fiberglass. They are used for two different types of power lines: subtransmission lines, which carry higher voltage power between substations, and distribution lines, which distribute lower voltage power to customers.
How much is a telephone pole worth?
Cost: From $350 to $1,800. That’s just the pole. Add in labor and equipment costs, and it can cost as much as $3,000 to replace a pole that has been knocked down by, say, a storm or a car.
Is a telephone pole a solid structure?
SOLID STRUCTURES A solid structure uses solid construction materials to support loads. A solid structure usually has a large mass. A well-made solid structure can last a long time. A concrete dam, a wooden telephone pole, and a marble statue are examples of solid structures.