Concrete cost guides
Short guides on what concrete work costs and why. Each one uses the same public data and cost model as the calculators, and says which figures are estimates.

How to Pour a Concrete Slab Step by Step, and What You Save
How to pour a concrete slab: prepare the base, set the forms, decide on rebar, order, pour, finish and cure. Includes a pre-pour checklist and a DIY cost split.
Updated

Pouring Concrete in Cold Weather: What to Do and What It Costs
Pouring concrete in cold weather works if the slab stays unfrozen until it reaches 500 psi. Minimum temperatures, protection steps and what winter adds to cost.
Updated