41 Free Construction How-To Guides and Reference Charts — Field Notes From Named Technical Reviewers (2026)
35 practical field guides plus 6 dedicated reference charts & formulas (density, tonnage, curing, gradation) drawn from named technical reviewers' field notes across asphalt, concrete, landscaping and related trades. Each page cites ACI, ASTM, AASHTO, ICC IRC, NAPA or AWC standards alongside on-site observations from residential, commercial and municipal projects.
The calculators give you the numbers. The guides explain why those numbers matter. Sarah Miller (Construction Content Editor) scopes and publishes each guide; named technical reviewers supply methodology and field observations — not rewritten spec sheets. Start with the guide closest to your project and cross-reference with the relevant calculator.
Asphalt & Paving
Reference data — density, formulas, compaction
How-to guides — pricing, decisions, DIY workflow
Concrete & Foundation
Reference data — PSI, curing, mix ratio
How-to guides — footings, rebar, foundation
Aggregate & Base
Reference data — density, depth, gradation
How-to guides — base section, drainage, materials
Landscaping
Measurement & Volume
Reference data — formulas, conversion tables
How-to guides — volume, slope, conversion
Frequently Asked Questions
How are these guides different from the calculators?
Calculators give you numbers; guides explain the why. Guides cover decision-making, tradeoffs, field issues, and real examples that don't fit in calculator pages. Think of them as the field notebooks behind each calculator.
Who writes the guides?
Sarah Miller (Construction Content Editor) scopes and publishes each guide; named technical reviewers supply methodology and field observations. Each guide cites published engineering standards (ACI, ASTM, AASHTO, IRC) alongside field observations.
Can I submit a guide request?
Yes — send a request via the contact page. Topics with high reader demand get prioritized for publication. Common requests: rebar detailing, concrete mix design, paver pattern planning.