Business: Developing Unit-Cost Assemblies for Estimating Bob Kovacs Someone posted a question on JLC's estimating forum recently about using standard assemblies to reduce the amount of time it takes to estimate. He wanted to know how to develop the assemblies and how detailed they ought to be. It's not the first time I've heard this question and it struck me that many contractors would benefit from knowing how to create and use assembly pricing. Assemblies estimating is exactly what it sounds like: preparing an estimate using unit prices for entire assemblies of work, rather than by counting each stick and