Open 24 hours · 7 daysDiamond Bar, CA · Since 2005
(909) 850-3428
New plumbing supply lines installed in an open wall during a renovation

Water Line Rerouting in Diamond Bar

When the old line runs under a slab, a driveway or a big tree, fixing it in place can cost more than giving it a new path. Rerouting does exactly that.

  • Since 2005
  • Open 24 hours, 7 days
Call (909) 850-3428

Overview

A better path for your water line

Many homes were built with the main line taking the shortest route from the street, which sometimes means straight under a driveway, a patio or part of the house. That works until the line needs repair. Then every fix means breaking concrete or digging under a foundation.

Rerouting abandons the troublesome section and runs new pipe along a path that is easier to reach and less likely to be damaged. The old line is disconnected and capped in place. We plan the new route around hardscape and large trees, so any future repair means digging in soil rather than concrete.

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Fresh trench running across a yard toward the house

What's included

What our water line rerouting covers

Route options

We sketch out possible paths and explain the tradeoffs of each.

Obstacle planning

Slabs, driveways, walls and tree roots are mapped before digging starts.

New line installation

New pipe is laid along the chosen route from the meter to the house.

Entry point work

Where the new line enters the house, we connect it to the existing plumbing.

Old line retirement

The abandoned section is disconnected and capped so it cannot leak.

Testing and cleanup

The new route is pressure tested and the yard is restored.

Blue water pipe with valves laid along a dirt trench

Step by step

How a reroute is done

  1. Map the old line

    We confirm where the current line runs and what sits on top of it.

  2. Choose the new route

    Together we pick the path that avoids the obstacle with the least disruption.

  3. Install the new line

    The trench is dug and the new pipe is laid and connected.

  4. Switch over and test

    Water is moved to the new line, the old one is capped and everything is tested.

Warning signs

Signs rerouting is the better option

A leak under the slab

Breaking a floor to reach a buried line is often more costly than going around it.

A line under the driveway

Repeated digging under concrete gets expensive and leaves patches.

Roots wrapped around the pipe

Large trees near the line will keep stressing it after any repair.

A line under an addition

Rooms added over the original line make the old path hard to reach.

Repairs that keep repeating

If the same stretch keeps failing, moving the line removes the cause.

Plans for new hardscape

Rerouting before a patio or pool goes in keeps the line out from under it.

When to call

When to ask about rerouting

Ask about rerouting when we find a leak in a spot that is expensive or disruptive to reach. Comparing the cost of opening a floor or a driveway with the cost of a new path often makes the decision clear.

It is also a good conversation to have before major landscaping, a pool or a home addition. Moving the line first means the new project will not sit on top of a pipe that may need attention later.

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FAQ

Water Line Rerouting questions

What happens to the old pipe?

It is disconnected at both ends and capped. Leaving it in the ground avoids unnecessary digging.

Will the reroute change my water pressure?

A properly sized new line usually holds pressure as well as or better than the old one, especially if the old pipe had buildup.

Can you reroute around a large tree?

Yes. We plan the path to keep clear of the root zone where we can.

Is rerouting more disruptive than a repair?

It involves a new trench, but it often avoids breaking concrete or digging under the house, which can be more disruptive.

Can the new line come into the house at a different spot?

Often, yes. We pick an entry point that connects cleanly to the existing plumbing inside.

Nearby

Water Line Rerouting near you

Water Line Rerouting is available in Diamond Bar and nearby cities, including these.

Related

Related water line services

Line in the wrong place? Let us reroute it.

Call to talk through a new path for your main line.

(909) 850-3428
Call (909) 850-3428