Scarred hands steadying a framing square against a freshly cut stud, warm tungsten light, sawdust frozen in the air
Construction How-To

Build It Right
the First Time.

Forty-plus field-tested guides for apprentices finding their footing, homeowners mid-demolition, and GCs who need code-compliant details they can hand to a crew.

40+
Guides
6
Trade Disciplines
3
Skill Tiers

Jump to a discipline

Framing

Plates, studs, headers, and rafters — the skeleton of every structure you'll ever build.

14 guidesView All
Close-up of a tape measure showing fractional markings against a wooden stud
ApprenticeFeatured
Framing Basics

How to Read a Tape Measure Without Losing Your Mind

Every fraction marked between the inch lines — what they mean, which ones matter, and how to call them out loud on a noisy job site.

Read Guide8 min read
Carpenter marking stud layout on a wall plate with a pencil and framing square
Apprentice
11 min
Wall Framing

Laying Out a Wall Plate: 16" O.C. From Scratch

Crown marks, X marks, and why your first stud location is never where you think it is.

Rafter with a bird's mouth cut sitting on a wall plate, warm workshop light
Journeyman
14 min
Roof Framing

Bird's Mouth Rafter Cut: Geometry That Actually Makes Sense

The plumb cut, the seat cut, and how to use a speed square so you're not guessing on every rafter.

Construction site with batter boards and string lines marking a foundation layout
Journeyman
12 min
Layout

Squaring a Foundation Layout with Batter Boards

3-4-5 triangles, string lines, and the one check that tells you if your corners are actually 90°.

Stack of engineered lumber beams in a lumber yard, morning light
Master
18 min
Structural

Engineered Lumber Specs: LVL vs. PSL vs. Glulam

When a GC hands you a beam schedule, you need to know the difference before you order anything.

Framed door opening with a doubled 2x10 header, fresh lumber against blue sky
Master
16 min
Code & Compliance

Headers Over Openings: Sizing Without a Structural Engineer

The prescriptive tables in IRC Table R602.7 — how to read them and when you actually need a stamp.

Save the Framing Series

Bookmark all 14 guides and track your progress — takes 10 seconds.

Concrete

Footings, slabs, and walls that stay put for the next hundred years.

11 guidesView All
Workers pouring concrete into footing forms, late afternoon light
ApprenticeFeatured
Footings

Footing Depth by Frost Line: The Map That Saves Cracked Slabs

How to look up your local frost depth, add the 12" safety margin, and document it for the inspector.

Read Guide9 min read
Ready-mix concrete truck at a residential job site, morning delivery
Apprentice
7 min
Materials

Reading a Concrete Ticket: What the Numbers Actually Mean

PSI, slump, water-cement ratio, admixtures — what to check before the truck backs in.

Close-up of a concrete slab showing a tooled control joint, midday light
Journeyman
10 min
Flatwork

Control Joints vs. Expansion Joints: You're Probably Mixing Them Up

One is tooled, one is formed, and using the wrong one in the wrong place will cost you callbacks.

Grid of rebar on plastic chairs inside a form before concrete pour
Journeyman
13 min
Reinforcement

Rebar Placement for a Residential Slab: Cover, Spacing, Chairs

ACI minimum cover requirements, why plastic chairs beat wire ones, and how to tie intersections fast.

Shotcrete being applied to a retaining wall form, worker in full PPE
Master
20 min
Advanced Methods

Shotcrete vs. Cast-in-Place: When Each One Earns Its Cost

Pool shells, retaining walls, and hillside foundations — the structural and scheduling tradeoffs.

Save the Concrete Series

Bookmark all 11 guides and track your progress — takes 10 seconds.

Electrical

Rough-in box heights, load calcs, and the NEC code sections inspectors actually check.

9 guidesView All
Electrician's hands holding a voltage tester near an open junction box
ApprenticeFeatured
Permits & Code

Do I Need a Permit for This Outlet? The Honest Answer

How most jurisdictions draw the line between like-for-like replacement and new work — and what happens when you guess wrong.

Read Guide8 min read
Blue electrical box nailed to a stud at rough-in height, unfinished wall
Apprentice
6 min
Rough-In

Rough-In Box Heights: The Numbers Every Framer Should Know

Standard switch, outlet, and panel heights — and the ADA dimensions that apply when your client asks.

Open electrical panel showing breakers and wiring, workshop lighting
Journeyman
15 min
Panel Work

Load Calculation 101: Will Your Panel Handle the Addition?

NEC 220.82 simplified — how to add up the numbers before you call the utility for a service upgrade.

AFCI breaker being installed in a residential panel
Journeyman
11 min
Code & Compliance

Arc Fault vs. Ground Fault: Where Each Breaker Is Required

NEC 2023 locations for AFCI and GFCI protection — the updated room list that catches inspectors off guard.

Save the Electrical Series

Bookmark all 9 guides and track your progress — takes 10 seconds.

Plumbing

DWV slope, rough-in dimensions, and material choices that hold up over time.

8 guidesView All
PVC drain pipe showing slope markings on a residential rough-in
JourneymanFeatured
Drain & Waste

DWV Slope: Why 1/4" Per Foot Isn't Always the Right Answer

The cases where 1/8" is code-legal and why steeper than 1/2" creates self-scouring problems.

Read Guide10 min read
Bathroom rough-in with PVC drain stack and copper supply lines visible in framed wall
Apprentice
8 min
Rough-In

Rough-In Dimensions for a Standard 3-Fixture Bath

Toilet flange, tub drain, and lavatory supply heights — the numbers the tile setter will ask for.

Plumber reviewing DWV diagram showing wet-vent configuration on a job site
Master
17 min
Venting

Wet Venting: When You Can Stack Two Fixtures on One Vent

IPC 909 rules — the pipe size limits and fixture unit caps that make or break this shortcut.

Coils of red and blue PEX tubing on a job site floor
Journeyman
12 min
Materials

PEX-A vs. PEX-B: The Practical Difference After 10 Years in the Wall

Expansion fittings, crimp rings, and which one your local supply house actually stocks.

Save the Plumbing Series

Bookmark all 8 guides and track your progress — takes 10 seconds.

Finish Work

The cuts and sequences that separate a good carpenter from a great one.

10 guidesView All
Carpenter shimming a pre-hung door frame in a rough opening, level in hand
JourneymanFeatured
Doors & Windows

Hanging a Pre-Hung Door in an Out-of-Plumb Opening

Shim patterns, hinge shimming, and how to get a consistent 3/16" reveal when nothing is square.

Read Guide14 min read
Finished door casing with clean miter joints, warm interior light
Apprentice
10 min
Trim Work

Casing a Door: The Miter, the Reveal, and the Nail Pattern

Setting the reveal line, cutting the miters, and nailing so the joint doesn't open in six months.

Hardwood flooring being installed over a concrete slab with vapor barrier visible
Journeyman
13 min
Flooring

Floating Hardwood Over a Slab: Moisture First, Everything Else Second

Vapor barrier options, acclimation time, and why skipping the moisture test voids most warranties.

Painter rolling primer on new drywall in an empty room, bright work lights
Apprentice
9 min
Paint & Finish

Painting Sequence for New Construction: What Goes First

Prime, texture, prime again — the order that saves you from cutting in after the trim is painted.

Save the Finish Work Series

Bookmark all 10 guides and track your progress — takes 10 seconds.

Tools & Gear

Honest reviews and buying guides from someone who's run these tools on real jobs.

7 guidesView All
Carpenter's tool belt laid flat on a workbench showing hammer, tape measure, square, and pencils
ApprenticeFeatured
Starter Kit

The 12 Tools Every First-Year Apprentice Should Own Before Day One

Not the $400 list. The actual $180 kit that gets you through rough framing without borrowing from your foreman.

Read Guide10 min read
Miter saw and circular saw side by side on a workbench
Apprentice
8 min
Power Tools

Miter Saw vs. Circular Saw: Which One to Buy When You Can Only Buy One

The cuts each one makes well, the cuts each one doesn't, and the answer for 90% of trim carpenters.

Laser level projecting a red line across an empty room during calibration check
Journeyman
7 min
Layout Tools

Laser Level Calibration: The 5-Minute Check That Catches Drift

Self-leveling doesn't mean permanently accurate. How to verify your tool isn't lying to you.

Track saw cutting a sheet of plywood with a guide rail, workshop environment
Master
22 min
Shop Tools

Track Saw Deep Dive: Why Cabinet Makers Are Switching from Table Saws

Breakdown of the Festool TS 55 vs. Makita SP6000 — dust collection, plunge depth, and guide rail compatibility.

Save the Tools & Gear Series

Bookmark all 7 guides and track your progress — takes 10 seconds.

Free Download

The Framework
Field Guide

Three job-site-tested PDF checklists you can print, laminate, and nail to the wall of any rough-in. No fluff. No upsell. Just the list.

Rough Framing Checklist

22-point inspection before sheathing goes on.

Concrete Pour Day Checklist

From form inspection to curing — nothing left to chance.

Final Inspection Prep

Walk the inspector through a job site that's already passed.

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FramingConcreteElectricalPlumbingFinish WorkTools & Gear