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We handle concrete and block masonry in Allentown, PA including CMU walls, structural block partitions, and small poured concrete work. Our crew lays block straight and level, installs proper reinforcement and cores, and ties into existing structures to create long lasting walls for basements, garages, and additions.
Legendary Masonry Allentown provides professional block masonry throughout Allentown, PA, Pennsylvania and the surrounding area. Our licensed, insured crew delivers safe, clean, on-time work with a free estimate before anything begins. Call 484-284-5120 or request your free quote.
Concrete and Block Masonry for Allentown Properties
Legendary Masonry Allentown provides concrete and block masonry that is built for the way Allentown properties actually age, drain, and move. We focus on structural performance first, appearance second, so your project looks good and stays sound through freeze-thaw cycles and heavy summer storms.
Whether you need a new CMU (concrete masonry unit) wall, a concrete foundation, a block retaining wall, or structural block support for an addition, we start with a site-specific assessment. We check soil conditions, existing drainage paths, nearby structures, and any visible cracking or settlement. This local field evaluation lets us choose the right block type, footing depth, and reinforcement pattern rather than guessing from a generic plan.
Our crews work in Allentown year-round, so we understand the practical limits of placing concrete in cold mornings, how quickly mixes set on hot July days, and how to protect fresh work from rapid temperature swings. That experience turns directly into a better result for you, because we adjust mix, curing, and scheduling to fit the conditions on your lot, not a textbook example.
How We Build Block Masonry Walls Step by Step
A quality block masonry wall is mainly determined by what happens before the first block is laid. After layout, we excavate to the required depth, then cut down to solid, undisturbed soil. In many Allentown neighborhoods, we encounter fill from older construction, so we compact or remove soft material rather than building on it. We then install formwork for footings, place rebar according to load requirements, and pour concrete with enough slump to flow around steel without segregating.
Once the footing has cured to the proper strength, we snap precise chalk lines and start laying the first course of block. This course is leveled and squared carefully, since any error multiplies through the wall. Mortar joints are kept consistent in thickness, usually about 3/8 inch, and we periodically check plumb and level as we move upward.
Where structural plans call for reinforcement, we place vertical rebar through hollow cores and fill those cells with grout at specified lifts. For retaining walls or high-load-bearing walls, we often use bond beam blocks on top courses to tie the wall together. Control joints are installed at planned intervals to manage cracking, especially on long runs such as property line walls or commercial partitions. After masonry work, we tool the joints for a clean finish and better water shedding, then clean the surface without using aggressive acids that could weaken joints or discolor the block.
Concrete Work That Supports and Protects Your Masonry
Concrete is usually the unseen backbone of a block masonry project. Legendary Masonry Allentown pours footings, slabs, and grade beams that are dimensioned and reinforced to match both the wall design and the specific soil conditions on your property. In the Allentown area, some sites have tighter clay that can hold water, while others have looser fill from past construction. We adjust footing width, thickness, and reinforcement to resist movement in these soils.
For exterior applications like patios that border block walls or concrete walks that tie into steps, we create separate slabs with proper isolation joints. This way, normal slab movement from temperature changes does not crack the adjoining block masonry. Where heavy loads are expected, such as beneath garage block walls or supporting columns for decks, we increase footing depth and rebar size rather than trusting minimum code.
Drainage is another critical detail. We cut slopes for slabs to move water away from walls and buildings, and where needed we incorporate French drains, perforated pipe, or weep holes behind block retaining walls. These details are inexpensive when properly planned but can prevent bulging walls, heaving, and interior moisture problems that are common in older Allentown basements.
Design and Material Options for Block Masonry
Block masonry is no longer limited to plain gray utility walls. Legendary Masonry Allentown offers multiple block types and finishes so you can align structure and appearance. For exposed surfaces, we can use split face architectural block, ground face block with a smoother finish, or integrally colored CMU that avoids the need for painting. Where budget is the priority, we often build with standard gray block and add a parge coat or stucco finish later.
For retaining walls, we discuss whether you want a traditional straight-faced block wall or a stepped and terraced design that reduces soil pressure and blends into landscaping. We can also integrate poured concrete elements like caps, steps, and landings so the project feels cohesive. In some Allentown neighborhoods with older brick homes, we design block backup walls that receive a brick veneer, which provides modern structural performance behind a historically compatible facade.
We also talk through options for insulation and moisture control. For above-grade walls on additions or garages, we can use insulated block, rigid foam on the exterior face before cladding, or filled cores where energy performance is important. In basements, we look at vapor control, interior drainage channels where needed, and coatings that handle hydrostatic pressure instead of simple paint that will peel in a season.
Cost Drivers and Ways to Plan Your Budget
Concrete and block masonry pricing is influenced by a specific set of factors, not guesswork. The main drivers include excavation depth, access for equipment, block type, reinforcement requirements, and site drainage conditions. A straight, easily accessible property line wall with standard block and moderate reinforcement will cost less per foot than a wall that requires deep footings, heavy rebar, and extensive drainage piping.
Legendary Masonry Allentown walks you through each cost component in plain language. For example, we show you how choosing architectural block affects not only material costs but also cleaning, sealing, and long term maintenance. If your project is near existing structures, like close to a neighboring foundation or an older garage, we may need to hand dig or shore the excavation to protect what is already there. This increases labor but significantly reduces risk.
To help you plan, we often break proposals into phases, such as foundation and wall structure first, then finishes like caps, parging, or decorative coatings later. For many Allentown homeowners, this phased approach makes it possible to get the structural work completed correctly now, then add visual upgrades once the budget recovers, without compromising safety or code compliance.
Common Block Masonry Problems in Allentown and How We Prevent Them
We frequently see the same avoidable issues on older block work in Allentown. Horizontal cracking along mortar joints often signals insufficient reinforcement or poor drainage behind a retaining wall. Efflorescence, the white powdery residue on block surfaces, usually indicates water migration through the wall that is bringing salts to the surface. Bulging or leaning walls may be tied to inadequate footings or soil pressure that was not accounted for when the wall was built.
Legendary Masonry Allentown designs and builds to avoid these problems from the beginning. We specify rebar placement that matches the wall height and soil loads, not just a generic spacing. Behind retaining walls, we install compacted granular backfill, filter fabric, and drain tile at the base, with outlets that daylight where water can safely exit. This reduces hydrostatic pressure, which is a major cause of movement and cracks.
For moisture control, we apply appropriate waterproofing or dampproofing on the soil side of below-grade block walls and integrate footing drains into the overall site drainage plan. Where efflorescence is a concern on exposed block, we use breathable sealers that slow water absorption without trapping moisture inside the wall. When called to repair older block masonry, we do not simply patch the visible crack, we investigate the underlying load and water issues so the repair lasts instead of repeating every few years.
Why Hire a Local Allentown Block Masonry Specialist
Concrete and block masonry behaves differently in each climate and soil region, which is why working with a local company matters. Legendary Masonry Allentown has long term experience with Lehigh Valley building codes, inspection practices, and typical soil compositions. We know what local inspectors expect on footing depth, rebar placement, and drainage, so your project passes without delays or last minute changes.
Our crews are familiar with Allentown housing stock, from older row homes with stone and block basements to newer subdivisions with poured concrete foundations. This helps us tie new block work into existing construction cleanly, whether you are extending a foundation, adding a garage, or building a retaining wall into a tight city lot. We coordinate with local surveyors, engineers, and utility mark-out services so layout and excavation are accurate and safe.
When you contact us, we arrive on site, listen to your plans, and then explain what is structurally necessary, what is a nice upgrade, and what you can skip. You get a clear scope of work, realistic timeline, and workmanship that is built for Allentown conditions, not just for a photograph on the day it is finished.
