Zambo,
If you're looking for the types of compounds in general I would highly suggest purchasing "Design and Control of Concrete Mixtures" 15 or 16 Ed. The older additions can be found online as PDFs if you don't want to pony up for the hard copy.
If you're looking for something specific, like...
I oversee structural trench backfill quite regularly that sees heavy traffic loads. Per ODOT specifications, fill the area with item 304 (aggregate base material consisting of 1.5" crushed stone down to fines) in lifts. Lift thickness depends on the type of equipment being used to compact...