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Bricklaying and Masonry

Lay brick, stone, and block with precision and artistry — walls, chimneys, pavers, and facades that last centuries

⬢ TIER 1Industry
💰
High
Salary impact
⏱
12 months
Time to learn
📊
Medium
Difficulty
👥
—
Careers
At a glance

Bricklaying and masonry is the skilled trade of laying unit masonry (brick, concrete block, stone, tile) in mortar to create structural and decorative walls, pavements, chimneys, and architectural facades. Masons blend portland cement, lime, sand, and water into mortar of correct consistency and composition; cut and shape units; lay and level each course; tool joints for weatherproofing and appearance; and maintain plumb, level, and true alignment. Work spans residential (houses, chimneys), commercial (facades, curtain walls), historical restoration, and decorative paving. Career path: Mason or Brick-layer (entry, $38–48k) to Crew Lead or Specialist ($55–70k) to Estimator or Specialty Contractor ($70–100k) over 4–8 years. Built on math, mortar science, hand precision, and aesthetic judgment.

What is Bricklaying and Masonry

Bricklaying and masonry is one of the world's oldest and most essential trades: laying durable, beautiful walls and structures that shelter, define space, and endure for generations. Masons combine craftsmanship, math, and mortar science to create everything from humble garden walls to soaring cathedrals. Bricklaying and masonry is the trade of laying unit masonry materials (brick, concrete block, stone, tile) in mortar to form walls, pavements, chimneys, and facades. A mason prepares mortar to the correct consistency and composition, spreads a bed of mortar on the course below, sets each unit in the mortar, taps it into plumb and level, removes excess mortar, then tools (strikes) the joint for appearance and water-tightness. Masonry work includes laying solid walls, veneer over wood or steel frames, decorative features, arches, and specialty stone. Water management and joint durability are critical: poor mortar composition, excessive width, or incomplete tooling allows water infiltration that freezes in winter and causes spalling and deterioration.

🔧 TOOLS & ECOSYSTEM
Trowel and Mortar BoardMason Level and Plumb BobBrick Hammer and ChiselGrout Gun and Joint ToolMixing Tools and ContainersScaffolding and ShoringJointing and Pointing ToolsMasonry Saw and Cutting EquipmentWaterproofing and Sealant ApplicationMortar Splitter and Nail Set

📋 Before you start

Grading And Site PreparationBlueprint And Site Plan ReadingOsha Construction Safety

💰 Salary by region

RegionJuniorMidSenior
🇺🇸USA$38k$56k$78k
🇬🇧UK£24k£36k£50k
🇪🇺EU€28k€42k€58k
🇨🇦CANADAC$46kC$68kC$95k

🎓 Certifications

NCCER - Bricklaying and Masonry→BIA - Brick Industry Association Masonry Training→OSHA 30 Construction→Masonry Standards Joint Committee (MSJC) Code Training→

⚖ Compare with

Concrete Forming And FinishingStructural Steel ErectionRoofing Installation And Repair

❓ FAQ

▶What is the correct mortar mix ratio and how do I know if it is the right consistency?
Mortar typically contains one part portland cement, one part lime, and six parts sand by volume, or one part cement and three parts pre-mixed sand. The lime makes mortar workable and self-healing; all-cement mixes are too stiff and brittle. Consistency should be like peanut butter: stiff enough to support the weight of the next course, but soft enough to squeeze and compress into joints without slumping. Test by pressing a trowel into the pile; it should hold shape without oozing.
▶How do I maintain proper mortar joint width and avoid fat joints or starved joints?
Proper joint width is typically half an inch. A fat joint (too much mortar) is weak and allows water infiltration; a starved joint (too little) leaves voids that compromise strength. Maintain width by using joint guides (metal strips) on the scaffold, or by cutting the mortar bed with the trowel edge to a consistent depth before laying the next unit. Compress the mortar fully with each brick to fill all voids. Uniform width improves both appearance and durability.
▶What is the purpose of tooling joints and how do I do it correctly?
Tooling (striking) joints with a jointer tool compresses the mortar, seals the joint against water infiltration, and improves appearance. Timing is critical: tool too early and the mortar is too soft; too late and it is too hard. Tool when the mortar just begins to resist a thumb press (firm thumb-black stage). Use a jointer of the same radius as the desired joint profile (concave is most weather-resistant). Tool horizontally first, then vertically, applying firm pressure to compress the mortar into the brick.
▶How do I ensure brick walls stay plumb and level as I build higher?
Use a mason level frequently: check plumb on vertical faces, level on horizontal beds. String lines along the top of each course ensure straight edges. Check the lead (the corner build-up) often; if the lead drifts, correct it immediately, as the whole course will follow. Use 4-foot and 6-foot levels; a 2-foot level cannot see the bow in a 8-foot wall. Tap bricks gently into place; never force them, as this shifts mortar and deflects plumb.
▶What causes brick efflorescence and how do I prevent or remove it?
Efflorescence is white salt deposits that migrate to the brick surface as water evaporates. It is caused by soluble salts in the brick, mortar, or groundwater, combined with high moisture. Prevention: use low-salt brick and mortar, ensure drainage behind the wall, keep the wall dry during and after construction, and avoid overly wet mortar mixes. Removal: allow the wall to dry fully, then brush with a stiff-bristle brush (dry brushing is safest) or use mild acid wash if mortar is fully cured. Never wash while the wall is wet.
▶How do I safely work at height on scaffolding while laying brick?
All scaffolding must be inspected and tagged before use, with proper guardrails and toe boards. Never overload scaffolds; distribute weight evenly and remove excess materials regularly. Secure yourself with a safety harness if the fall distance is more than six feet. Wear a hard hat and steel-toed boots at all times. Take breaks to prevent fatigue; a tired mason makes mistakes and risks falls. Scaffold accidents are often fatal, so never improvise or take shortcuts.
▶What is the difference between running bond, Flemish bond, and stack bond, and when do I use each?
Running bond is the most common: bricks overlap by half their length, creating strength and visual continuity. Flemish bond alternates headers and stretchers, creating a strong, decorative pattern historically used in load-bearing walls. Stack bond (all bricks aligned vertically) is faster but weaker and used mainly for non-load-bearing veneer. The building code and structural engineer specify the bond pattern. Learn to lay running bond first; it is the foundation for all others.
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