How much slope should a shower curb have?

In respect to this, what is the minimum slope for a shower?

To efficiently drain, the recommended minimumslopefor a shower floor is about 4 percent, or a 1/2 inch dropperevery 12 inches from the shower walls to the drain.Intraditional tile shower construction, this slopeisestablished in the mortar pre-pan.

Subsequently, question is, should shower bench be sloped? While you 'can' build a bench inyourshower after you form the shower floor with deckmud,it's always easier to make your bench first. Yourfloorsubstrate is flat, your shower floor (shouldbe)sloped. It's difficult to build a level bench onasloped floor. There is no hard and fast rule to framingyourbench.

Also question is, what size should a shower curb be?

Where a shower receptor has a finishedcurbthreshold, it shall be not less than 1 inch (25 mm)below the sidesand back of the receptor. The curb shall benot less than 2inches (51 mm) and not more than 9 inches (229 mm)deep whenmeasured from the top of the curb to the top ofthedrain.

How much slope should a bathroom floor have?

The preferred slope is between one-quarterandone-eighth inch per running foot of floor length. As aruleof thumb, all areas around the drain should have asimilarslope.