Search Results for: curing

Row of modern townhouses with siding and brick veneer

Vertical cracks in block walls: shrinkage vs movement and how to monitor them

Introduction Vertical cracks in block walls are cracks that run straight up and down the masonry and are often linked to shrinkage or movement in the structure. They can form as the wall settles or as the blocks and mortar dry and adjust over time. Monitoring these cracks involves simple visual checks and noting any […]

Vertical cracks in block walls: shrinkage vs movement and how to monitor them Read More »

Curved block retaining wall without visible cracks

Stair-step cracks in block walls: settlement clues and when a crack is ‘normal’ vs structural

Introduction Stair-step cracks are diagonal cracks that follow mortar joints in block walls, forming a stepped pattern. They often point to movement in the wall due to settlement or shifting soil. In homes and foundations, these cracks can appear after changes in moisture or load. Not every stair-step crack is a sign of a major

Stair-step cracks in block walls: settlement clues and when a crack is ‘normal’ vs structural Read More »

Person using roller tool on brick wall joints

Stringline setup for straight block walls: posts, batter boards, and fast corrections

Introduction Stringline setup for straight block walls is the method of using posts and batter boards to mark a straight line and guide brick or block alignment. It helps you keep the wall edges true as you work from one end to the other. You’ll plan the layout, set up a taut line, and verify

Stringline setup for straight block walls: posts, batter boards, and fast corrections Read More »

Hand holding a single red brick against white background

Block bond beams: what they do and clean ways to form them in the field

Introduction Block bond beams are horizontal reinforced concrete bands built into the top of block walls to tie sections together and resist bending. They help transfer loads to the foundation and keep the wall stable. In practice, they act as a continuous tie across the wall, improving overall strength. Common materials and forms for bond

Block bond beams: what they do and clean ways to form them in the field Read More »

Worker in hard hat and vest handling rusty rebar

Tying new block walls into old ones: rebar lap details that keep cracks away

Introduction Tying new block walls into existing ones involves overlapping rebar to create a continuous path for load transfer and crack control. This requires careful placement and proper lap details so the new and old walls behave as a single structure. Follow manufacturer guidelines and local building rules for lap length and rebar spacing. Plan

Tying new block walls into old ones: rebar lap details that keep cracks away Read More »

Hand holding a green drill drilling into a white brick wall

Strengthening an existing block wall with grout fill: what DIYers can and can’t do

Introduction Grout filling a block wall is a method to add rigidity by binding hollow cores and masonry units together. This article explains what you can and can’t do as a DIYer. It focuses on practical steps, safety, and what to check before you start. Before you begin, confirm local rules and product instructions, and

Strengthening an existing block wall with grout fill: what DIYers can and can’t do Read More »

Person drilling into a brick wall with a blue power drill

Common brick repair scams: what ‘miracle sealers’ can’t fix

Introduction Miracle sealers are scams that cannot fix brickwork. They may promise permanent repair of cracks, moisture, or damaged mortar, but they fail to address real defects. A straight, honest approach relies on proper assessment and proven repair methods. Before you start, understand what needs addressing and what a DIY repair can and cannot cover.

Common brick repair scams: what ‘miracle sealers’ can’t fix Read More »

Closeup of red brick wall with mortar joints

Repairing brick mortar washout at grade: grading changes and sacrificial mortar choices

Introduction Repairing brick mortar washout at grade means restoring deteriorated mortar where the wall meets the soil and addressing shifts in ground moisture. The approach combines survey of damage with practical steps that respect historic materials and the effect of grading on moisture. It’s a hands-on task that requires careful observation and clear planning. Old

Repairing brick mortar washout at grade: grading changes and sacrificial mortar choices Read More »

old red brick wall with mortar joints and some white stains

How to spot failed brick flashing: stain trails, damp sheathing clues, and inspection points

Introduction Failed brick flashing shows up as moisture intrusion at joints, leaving stain trails and damp spots on the wall. It signals that water is not being directed away properly. You’ll want to look for signs of staining, softness, or peeling where the flashing meets the surface. In practice, inspect for moisture clues around manufactured

How to spot failed brick flashing: stain trails, damp sheathing clues, and inspection points Read More »