The average cost to install a new sewer line is $40 to $180 per linear foot or $1,600 to $7,200 on average, depending on the material, digging method, and labor rates.

• Copper is the most durable pipe material but costs the most. Many homeowners use plastic piping because it's more affordable and less susceptible to corrosion.
• Trenchless boring costs more than digging trenches for the pipes, but it's faster and does'nt require any yard repair or cleanup afterward.

Connecting to a city sewer costs $1,000 to $15,000 on average for new constructions or for homes that are switching from a septic tank to a conventional sewer line.

Installing a sewer line takes 1 to 5 days on average, depending on the number of obstacles and how long your sewer system is. Trenchless lines take much less time than manually digging trenches for the pipes.

You can install a driveway over a sewer line as long as the sewer line is deep enough. The weight of a driveway can crush shallow or improperly installed pipes. Ask a driveway installer near you to inspect your property if you're not sure.

Yes, you need to get permission from your local municipality or city before you can connect to a public sewer. Visit your local water authority's website or apply for sewer connection over the phone to make sure you have a seamless transition.

Licensed plumbers can install and hook up sewer lines. If the project involves landscaping, excavation, or other services, the plumber may:

• Offer their services for an added fee
• Hire a subcontractor
• Recommend another contractor to handle it

Before hiring a sewer service company near you, remember to:

• Get 3+ sewer line estimates to compare.
• Read the plumber's reviews on HomeGuide and Google.
• Ask if they have a portfolio or a list of testimonials.
• Choose a licensed, bonded, insured company that has been in business 5 or more years.
• Avoid the lowest quotes, which can indicate poor quality work.
• Get an estimate, contract, and warranty before the work begins.
• Never pay in full before your plumber starts working.

Make sure you hire the best plumber possible by asking the following questions:

• How long have you been in business?
• Do you have any certifications for installing sewer systems?
• Are you licensed, bonded, and insured?
• How long will it take to install this sewer system?
• Will you handle hooking it up to the city's main line?
• What kind of pipe material do you recommend?
• Does this estimate include cleanup?
• What other costs can I expect?
• Will you need to remove any trees or landscaping to install the line?