Concrete Sidewalks and Walkways in Norfolk, VA

City sidewalk work

Public sidewalk carries requirements a residential walk does not. Thickness, joint spacing, cross slope, the transition at each driveway and the way the walk ties into existing sections at each end are set by the owner's standard detail rather than chosen on site. Sending the detail that applies with the scope lets the price reflect it.

Replacing a failed section is different from pouring a new run. The section is cut to a clean line at an existing joint, so the repair does not create a new weak point a foot away. Whatever caused the original failure usually sits below the surface, so the subgrade is corrected before the new panel goes in.

Cross slope has to carry through the replacement, and the new panel has to meet the panels on either side flush. A panel that sits high or low is a trip hazard from the day it cures. For sidewalk packages on commercial sites, the commercial concrete page explains what a bid request should include.

ADA curb ramps and detectable warning

Curb ramps are built to measured limits. The U.S. Access Board guide to ramps and curb ramps lists a maximum running slope of 1:12, a maximum cross slope of 1:48, side flares no steeper than 1:10, and a top landing for turning. Detectable warning panels are part of the same detail where the governing standard calls for them.

A ramp that misses its slope has to be removed and poured again, so the grade work comes before the concrete. The elevations at the top and bottom of the ramp control everything in between, and the forms are set to those elevations.

Residential walks

A residential walk has far more freedom than a public sidewalk. Width, route, curves and the way it meets the driveway and the front steps are open decisions, and they come out better when the route is marked on the ground rather than drawn on paper.

The practical width question is whether two people can walk side by side. Narrow walks cost less and are the thing people most often regret. Where a walk passes a garden bed or a downspout, the route can bend a little to suit rather than running straight through the problem. A broom finish across the direction of travel gives grip when the walk is wet, and tooled edges along each side keep it from chipping.

Joints are laid out before the pour rather than improvised after it. The NRMCA guide to cracking points out that no concrete is completely crack free and lists missing contraction joints among the common causes of cracks, which is why a walk with planned joints cracks in the joints instead of between them.

Tree roots and walks that keep lifting

Roots are one of the most common reasons a walk heaves. A tree near a sidewalk keeps growing, and a root under a panel lifts it until the edge becomes a trip hazard. Replacing the panel without dealing with the root puts the same problem back.

The options include moving the walk farther from the trunk, changing its route around the tree, or addressing the root before the new section goes in. The right choice depends on the tree, the walk and who owns each, and it belongs in the plan before any concrete is removed.

Tying into what is already there

Almost every walk connects to something: a driveway, a stoop, a public sidewalk or a patio. Those connections are where the elevations have to be right, and existing work is rarely at the height a drawing assumes. The transition is measured on site and the joint is placed where it will not crack through the new slab.

Where a walk meets a building, an isolation joint lets the two move independently. Concrete and buildings move at different rates and in different directions, and a walk poured tight against a foundation passes that movement straight into the slab.

Norfolk is the base. Work is taken across Virginia Beach, the Eastern Shore and the surrounding Hampton Roads cities, all listed on the service area page.