Question 1

What is the best concrete patio design for New Brunswick backyards?

Accepted Answer

The best concrete patio design for a New Brunswick backyard balances durability through NB's harsh winters with the aesthetic and functional goals you have for your outdoor space — and a few design decisions made upfront make the difference between a patio that lasts 40 years and one that needs replacing in 10.

For shape and size, simple rectangular designs are the most cost-effective and easiest to properly reinforce and joint. A patio in the range of 200-400 square feet is the sweet spot for

Question 2

How thick should a concrete patio slab be in NB?

Accepted Answer

A concrete patio slab in New Brunswick should be a minimum of 4 inches (100 mm) thick — and in areas that will see any vehicle traffic, heavier furniture, or hot tub loads, 5-6 inches is strongly recommended.

Four inches is the industry-standard minimum for residential pedestrian-use concrete flatwork, and it applies directly to NB patios. A 4-inch slab over a properly prepared 6-inch compacted gravel base provides sufficient strength for outdoor furniture, foot traffic, barbecues, and typical

Question 3

Concrete patio vs paver patio for New Brunswick winters?

Accepted Answer

Both concrete and paver patios can perform well through New Brunswick winters — the difference is in how they handle freeze-thaw movement, and what happens when things go wrong.

A poured concrete patio is a single monolithic slab. When properly specified with air-entrained concrete (25-32 MPa, 4-7% air), adequately reinforced, and correctly jointed, it will handle NB's 150+ annual freeze-thaw cycles well for 30-40 years. The vulnerabilities of concrete are surface scaling (if non-air-entrained

Question 4

How do I prepare the ground for a concrete patio in NB?

Accepted Answer

Proper ground preparation is the most critical step in building a concrete patio that will last through New Brunswick winters — more important than any other single factor, because a properly prepared base prevents the frost heave, settling, and drainage problems that destroy NB patios from beneath.

Start by marking out the patio area and excavating to a total depth of 10-12 inches below your desired finished surface height — this accounts for 6 inches of compacted gravel plus 4 inches of concr

Question 5

What is the best slope for a concrete patio for drainage in New Brunswick?

Accepted Answer

The standard drainage slope for a concrete patio in New Brunswick is 1/8 to 1/4 inch of fall per foot of distance — a 1-2% grade that moves water efficiently off the surface without creating a noticeably tilted patio.

For a patio 12 feet deep (measuring from the house outward), a 1/8-inch-per-foot slope means the outer edge is 1.5 inches lower than the edge against the house. A 1/4-inch-per-foot slope drops the outer edge 3 inches over the same distance. In practice, 1/8 inch per foot (about 1%

Question 6

Can I pour a concrete walkway myself in New Brunswick?

Accepted Answer

A small concrete walkway — 20 to 50 square feet, under 2 cubic yards of concrete — is one of the more achievable DIY concrete projects for a motivated homeowner, but NB's climate demands that you get the mix specification, base prep, and timing right or the result will deteriorate quickly.

The practical threshold for DIY concrete in NB is roughly 1-2 cubic yards. Below that volume, you can use bagged concrete mix (Quikrete or Bomix, available at NB building supply stores for $5-$8 per 30 kg bag

Question 7

How wide should a front walkway be in NB?

Accepted Answer

For a residential front walkway in New Brunswick, 36 to 48 inches (3 to 4 feet) is the recommended width — wide enough for two people to walk side-by-side or comfortably pass one another, and the minimum width that feels welcoming and functional for a main entry.

A 36-inch wide walkway is the minimum recommended for residential use and meets accessibility guidance for a single person with mobility aids. A 48-inch walkway is more comfortable, allows two people to walk side by side, and is the pr

Question 8

How to prevent concrete sidewalk heaving in New Brunswick?

Accepted Answer

Preventing concrete sidewalk heaving in New Brunswick comes down to three things: getting the sub-base right before the pour, directing water away from beneath the slab, and accepting that some movement in NB's climate is inevitable — but proper design minimizes it dramatically.

Frost heave occurs when water in the soil beneath your sidewalk freezes and expands, physically pushing the concrete slab upward. In New Brunswick, where frost depth reaches 4 to 5 feet and the ground freezes and thaws

Question 9

What is the minimum concrete thickness for a residential walkway in NB?

Accepted Answer

The minimum concrete thickness for a residential walkway in New Brunswick is 4 inches (100 mm) — and while this is the industry standard minimum, achieving durability in NB's climate requires that this minimum be paired with proper base preparation and the right concrete mix.

Four inches provides adequate compressive strength for pedestrian traffic under normal conditions. It is the standard used by concrete contractors across NB for front walkways, backyard paths, and sidewalks. A 4-inch slab

Question 10

How do I fix a sunken concrete sidewalk in Bathurst NB?

Accepted Answer

A sunken concrete sidewalk in Bathurst can be fixed in most cases without full replacement — the right approach depends on the cause of the sinking, the extent of settlement, and the condition of the existing concrete.

Bathurst's location on the Chaleur Bay coastline and its position in northern New Brunswick means it experiences some of NB's more severe winter conditions, with frost depths approaching 4.5-5 feet and significant spring thaw cycles. Sidewalk sinking in Bathurst is typically caus

Question 11

Should I put expansion joints between my patio and house foundation?

Accepted Answer

Yes — an expansion joint between your concrete patio and your house foundation is not just recommended, it is essential in New Brunswick's climate. This is one of the most important details in patio construction and one that is sometimes skipped by less experienced contractors.

Concrete expands when temperatures rise and contracts when temperatures fall. A poured concrete patio is attached to nothing — it is designed to move independently of the house. When a patio is poured directly against th

Question 12

How many control joints do I need in a concrete patio in NB?

Accepted Answer

For a standard 4-inch concrete patio in New Brunswick, control joints should be placed on a grid of 8 to 10 feet in each direction — creating panels that are roughly square, with no panel dimension exceeding 2.5 times the slab thickness in feet (10 feet for a 4-inch slab).

Control joints are the most important crack management tool in concrete work. Concrete shrinks as it cures — typically 1/16 to 3/32 inch per 10 feet of length. Without control joints, this shrinkage stress finds the path of l

Question 13

What is the best time of year to pour a patio in New Brunswick?

Accepted Answer

The best time to pour a concrete patio in New Brunswick is between late May and mid-September — with June and early September being the sweet spots that offer both favourable temperatures and reliable curing conditions.

Concrete needs sustained temperatures above 10 degrees Celsius for proper curing (the chemical hydration reaction that gives concrete its strength). Below 10 degrees, the reaction slows significantly. Below 0 degrees, water in the mix can freeze before the concrete reaches minim

Patios & Walkways