Concrete Blog

This concrete blog provide updates about changes and additions to all-concrete-cement.com web pages.

Jul 24, 2015

apartment complex balcony and stairs

Question: I've got ten balconys and stairs to build for a low Income apartment complex. there are no plans for this project.what I have come up with is

Continue reading "apartment complex balcony and stairs"

Jun 21, 2015

Spanned concrete strength and support deflection

Question: I have a stamped concrete porch that spans approximately 12' by 40'. The concrete was poured on metal decking with 4 angle irons supporting

Continue reading "Spanned concrete strength and support deflection"

Jan 24, 2015

Uneven Floor Slab, Flawed Construction?

Question: My wife and I purchased a condo in 2012. The den floor which is concrete on grade (no basement) is very uneven. We have had a concrete expert

Continue reading "Uneven Floor Slab, Flawed Construction?"

Nov 09, 2014

Shear walls and Clerestories

Question: We want to build a small office addition to our detached garage. If we put a clerestory (glass just under the roof) all around on all four sides,

Continue reading "Shear walls and Clerestories"

Aug 09, 2014

Steel Support for 4 Inch Slab

Question: As a steel estimator my concrete knowledge is little or none, but I have a contractor that has asked for a number on providing beam and pour

Continue reading "Steel Support for 4 Inch Slab"

Aug 09, 2014

Thickness of Concrete pad needed

Question: I'm installing a water tank with an 8 foot diameter. It will weigh 20,000 pounds when full. I want to put it on a pad 10 feet by 10 feet.

Continue reading "Thickness of Concrete pad needed "

Aug 09, 2014

Steel Posts Embedded in Concrete & Block wall

Question: I like your website but I still have 3 questions: 1. How do you cap a block retaining wall with ½” thick steel to provide the substrate to anchor

Continue reading "Steel Posts Embedded in Concrete & Block wall"

Jul 06, 2014

Compacting "overdig" under footing

Question: Naturally, at the excavated elevation of my footing, there were several large fieldstones. I had to dig lower than intended to remove them and

Continue reading "Compacting "overdig" under footing"

May 07, 2014

How do you add a footer to a carport to garage conversion with walls already in place?

Question: I would like to know how to fix a carport to garage conversion that was done without permits and has no continuous footer? Is it possible to

Continue reading "How do you add a footer to a carport to garage conversion with walls already in place?"

Jan 22, 2014

Concrete Piers Above Floor Slabs

Question: I have a project that requires the placement of 6 steel columns. We cannot penetrate the existing basement slab. Can a reinforced pier be constructed

Continue reading "Concrete Piers Above Floor Slabs"

Jan 07, 2014

Above ground monolithic detached garage slab and rebar

Question: I have had a contractor to construct a 14' x 20' d detached garage. It has trusses and is framed on 16 . The area was filled with slate type

Continue reading "Above ground monolithic detached garage slab and rebar"

Dec 31, 2013

Shoring Concrete Slab on Grade

Question: How should you shore a concrete slab, before cutting the slab, that is on grade beams when there is a load on the floor approximately 12 away

Continue reading "Shoring Concrete Slab on Grade"

Dec 12, 2013

Garage Floor & Steel Beam Support

Question: I'm in the process of designing a house for a challenging lot which will require a garage suspended well above grade. The garage and part of

Continue reading "Garage Floor & Steel Beam Support"

Nov 23, 2013

Footing size

Question: Will a 24 inch wide, 8 inch thick, Footer work on my two story home when we don't know the soil condition. The Blue Prints say around 14 inch

Continue reading "Footing size"

Sep 10, 2013

suspended concrete slab with steel beam over metal deck

Question: I'm planning a small two story garage with a living space (recording studio) in the basement with a suspended concrete floor on the main level.

Continue reading "suspended concrete slab with steel beam over metal deck"