Oct 23, 2013 · I've read many different ratios of bleach to water to clean concrete. My sidewalk is getting dark from mildew, common here in the south. What is a safe ratio that will do the least …

Apr 18, 2012 · Planning on a 27' x 21 concrete patio slab for the backyard. Am taking estimates from local contractors. I know that 6 sack has more "compressive strength" than 4 sack mix. …

Apr 29, 2011 · Hey all, I'm going to be leveling an approx 300 sq feet section of my basement slab in my 1920s 2 story. Finished surface will be cork plank on vapour barrier. My initial plan was …

Jan 12, 2009 · The right concrete mix ratio can solve problems or it can create them. What you really want in a concrete mix is one that is easy to place, strong enough to meet the needs of …

Mar 5, 2008 · Concrete requires the right gradation (size mixture) of aggregates to minimize the amount of cement for a given strength. Bad gradations will require more cement. The cement …

Sep 6, 2020 · Isn’t grout different from concrete mix? I am following a diy concrete weight plate guide for working out. The guide recommends using 5000 psi. I am using Sakrete 5000 plus, …

Jul 7, 2010 · Fine grout will be able to be mixed in a mortar mixer, coarse grout (with stone) has to be mixed in a concrete mixer (spinning drum style). 1 part portland cement to a maximum 3 …

Nov 17, 2006 · First, I am building a garage and having a contractor do the foundation. I have a contractor who I am talking to now who wants to use a Concrete/Fiberglass mix for my slab …

Aug 6, 2023 · I'm doing my first concrete steps..Just 2 steps, but both are landing size. I watched a very experienced concrete man say he likes "fat" mix for steps, like the concrete used for …

Jun 1, 2014 · Two to one seems a little lime rich but it will work. I usually use a ratio of one part lime, two parts cement, three parts sand. Up to one lime to one cement will work. I don't know …