Showing posts with label cement. Show all posts
Showing posts with label cement. Show all posts

Tuesday, March 10, 2015

Between the walls

Not the way it's normally done but we have to live with it. The first year my Canadian neighbor behind me just built a foundation and headed north for another summer. I was ready to build but didn't want to undermine his foundation and wasn't quite sure where he would put his wall. My solution was to give him 10-12 inches without considering what we would do with that space. 

We did fill when he built his 2 meter wall but for the last two years the cement covered fill was ramped toward a vacant lot next t me. Dumping water on a neighbor is a real NO-NO around here but probably anywhere. That lot owner is not a real pleasant person so best to not attract her attention.

So this year Jimmy (Canadian neighbor) wants to add a meter to his wall and where it will finally end up. I insisted it was time to fill that space and aim what little water there is in my direction and not at the neighbor. Gladly Jimmy had lots of escombro (building construction leftovers) in his yard and some sand to top it off. I bought 2 bags of cement and we went to work putting about 3 inches of cement over the top. Also had to brick in the opening to my neighbor yard and Jimmy did a reasonable job on that.

We have the slope about right but have not fine tuned how my garage roof will handle it. I'm thinking a tube  with holes that distributes the water .... we'll see.

First pour in the direction of my garage

Small pour on the dead end side

Newly bricked up and finished old drainage end
Crazy lot lines

Sunday, March 16, 2014

All about water prep this time

Three water related projects that are mostly done. Only the complete impermeabilizante job of the roof is left. Much of the roof was just a cement wash over tile and then coated with impermeabilizante. Sometimes the wash lifts and sometimes foot traffic wears the coating down. Unfinished tile or cement is porous so you have to paint or seal it somehow. I've done the patching in obvious places, next to paint the whole thing.

While crawling around the gas tank (background 2nd foto) I noticed the seams rusting.  Then I noticed any little scratch had rusted.   Then I noticed on both rounded ends the paint had little bubbles with no apparent damage to cause them.  A few bubbles had broken and rusted in side.  This tank is only 3 years old.   I know it sits in sun and rain uncovered but still ....  can't they coat something as possibly dangerous as a gas tank a little better.   So there it is, sanded and painted and I'm thinking about a cover.

The final foto is of the not quite aesthetically pleasing solution to keep roof water out of my yard and into the street.   I really preferred the ceramic scuppers on that side of the house but the first one was removed because water was draining right over the front door.   This one was removed because I don't need lots of water in my yard in a heavy rain.  It all ends up in the street anyway so why not direct.   The plastic pipe off the roof is kinda funky Mexicanada but it'll do for a few years.

Cement wash lifted

Whole roof after some patching

Rusting gas tank

No more ceramic water spout into the yard

Wednesday, January 30, 2013

Impermeabilizante on the Ramada

I'm about 3/4's finished with the Impermeabilizante on this roof that was letting a little water through. I was surprised with the angle that water didn't just run off but cement is porous and a thin wash of Impermeabilizante wasn't working. This time I'm putting down a fiberglass cloth with Impermeabilizante below and above it. There are two grades of the cloth - thin and thicker. I'm not sure how much thicker but it's probably what you want to use if putting down large pieces. The thin stuff I'm using is hard to control and impossible with a breeze. I'm forced to cut 1 foot sections off the 1 meter roll and lay them down with a paint brush. I start in the morning before the wind starts and before the sun is too hot.

The rest of the time I'm working in the garden which has suddenly awakened in this winter weather. A dozen or so baby Neem trees below their parent, tomatoes sprouting out of the compost pile, lime trees are in bloom and the Avocado tree has come to life after doing nothing for almost a year. Gardens are a good thing.

Impermeabilizante on the Ramada

Roll of the fiberglass cloth

Avocado tree finally coming to life

Wednesday, May 9, 2012

New palapa ramada

I've been threatening to put a palapa or lamina ramada over the ugly cement box in my yard that covers my cistern and finally decided to do it last week. They finished Saturday. These were friends of one of my cement workers and the total charge was 8000 pesos ($700us) including the wood frame and the palapa install. My guys put up the cement posts a few weeks ago using Sonotubes.

The project pretty much took over the whole yard so my cement guys took a break and helped the 'palaperos' from time to time. All the palms are nailed on rather than tied.  The crown has a piece of black plastic (1x5 meters) and then covered by palm fronds and tied down with wire.

After they left we gathered under the palapa, had a few 'cubas' (coke and tequila) followed by tacos de carne asada. Very satisfying day.

Palapas arrive

Starting on the first course

Getting near the peak

Starting on the other side with dad below

The boss putting on the crown

All finished

Tuesday, May 1, 2012

House projects

I posted this on my main blog but also added two more fotos here. They delivered most of the wood for the palapa today and will bring more and start the wood finishing tomorrow. Also all the marquesina forms are down and the finish work underneath has started.


I consider these finishing touches to a house that began very simple and not all that well planned. The largest is the awning (marquesina) along the house that will help keep rain away from doors and windows. Oscar is up there now filling the joints between the awning and the house that they had to cut out to attach it.

The second is a palapa over the ugly block of cement that covers the cistern in the middle of the yard. The four posts (castillos) are up and the palapa builder will be here next week to build the wood structure that sits on top. Gonna use the long palapas rather than the royal palm that is very much more expensive. He says with the right pitch and placed close together it should be good for 5 years. We'll see.

The third project is to replace a jury-rigged lamina roof that was over the outside wash and pump area. It will extend out 5 meters rather than the 1.5 meters of the old one. Will be much better protection for the area, equipment and can act as a partial garage. One column of the same type used above and two cement cross supports (vegas) that they just poured this morning.

Posts for palapa, house awning and lamina supports

New lamina supports for utility area

Soon to be covered with a palapa

Another view of the house awning

Palapa wood (madera)

Cement finishing

Monday, April 23, 2012

Pouring the marquesina

They poured it on Saturday starting about 9 and finished at 1pm. Rented a mixer and hired two neighbors to help. They dumped the cement on the ground and shoveled it in buckets because there were not enough guys to form a bucket brigade. The machine cost 250 pesos for 4 hours (they gave us no gas) and each of the workers paid 200 pesos each.

It will sit there with supports in place for almost 2 weeks. They will put a leveling finish on it soon. I've been watering it down a few times a day and I removed the cardboard tubes this morning.

Waiting for the cement to cure they are now working on four columns around my ugly cistern top that is over a foot above ground level because my last workers didn't measure the depth of the tank correctly. Hopefully there will be a palapa over it and a tile floor made from the extra house tiles. Just trying to make the outside more livable in our outdoor weather.

Actually finished but can't see from this angle

The first pour

Mixing the cement

Finished product

Thursday, April 19, 2012

Coladores and marquesina supports

The guys that put up the wooden supports for a cement roof are called coladores even tho colador mean a strainer. Guess that will remain a mystery for awhile. In the foto below they are only half finished but had it completed in one afternoon. 5 guys working and they only wanted 1000 pesos. We keep the wood in place for about two weeks while the cement dries.

My workers are starting on the rebar network that will sit on top of the wood to hold the cement together. We needed another load of sand for the cement mix and his price was only 180 pesos

Coladores at work

Sand delivery

Sunday, March 13, 2011

Kitchen counters

Decided on white cement with granite chips for the counters. Here's the construction process after building the support walls.

Fill the major portion with normal cement and then cover with the white cement and granite chips (granito). I chose size number 2 for the granite size but larger might have been more interesting. Next comes a lot of sanding with a grinder followed by hand sanding with wet/dry sandpaper.

Filled with cement

White cement and granite mix

Counters after some sanding

Also did a little house painting while they worked on the kitchen

Sunday, February 27, 2011

Redesigning the Stairs

The stairs were unfinished and I knew we'd get around to it someday. The cement block is porous and has been letting water seep into the bathroom below. What I wasn't expecting was for my maestro to figure out a way to rebuild the stairs giving them a proper "run" (step space) compared to the very narrow original steps. He added the extra couple inches to each step by adding an angled step on what used to be the bottom platform.

To add a bullnose to each step he cuts a 2" tube in half and nails it to the step form. For a non-slip surface we used 'granito' (granite chunks) in the cement and then wash away enough cement to expose the chucks.


The old stairs

Rebuilding begins

Plastic tube cut in half for 'bullnose'

Finished stairs

The added step on the bottom

Sunday, February 20, 2011

More Tecata

This is the last of 3 roofs to tile. The second floor laundry room and the main house are finished. Quite a project and didn't come out smooth like I pictured it. I suppose with two more layers of cement wash the tiles pattern would dissapear but it's not necessary.

Next week starting on the redesigned stairs and waiting for the rest of the doors and windows.  The electric is in with four fans installed.  The plumbing is finished except for areas waiting for tile and counter tops - baths and kitchen.   One room left to give the first coat of sealer-paint mix.

Pump house and bodega

Main roof

Saturday, December 11, 2010

Want a shelf, these guys can build it

They are finishing up the bodega/workshop and I wanted a storage shelf around the room. This will also be the safe storage room for valuable stuff when I'm away. I put up a second layer of bricks on the outside walls up to the 2 meter level and this shelf sits on top of the second wall.

Then the re-bar to hold the cement together and the wood supports to hold it up for a day. They used 2" PVC cut in half as a mold for the front cap on the shelf. Very nice work, I'm really impressed

Hugo (Jugo) finishing the cement support

Oscar filling it

Finished shelf

Tuesday, November 9, 2010

How much does all that weigh

Two loads of sand, one and a half loads of gravel and 100 bags of cement. Of all that we had about a half load of sand left, a quarter load of gravel and used exactly 100 bags of cement. There is also about 120 pieces of six meter rebar under the cement on a 120 square meter roof.

No cement pumpers used here - it was the bucket by bucket brigade up the street side of the house. Street was closed to all but bicycles for almost 4 hours. The roof foto only shows the beginning of the pour but it is all up there. My job now is to water the roof at sunrise and sunset so it dries slowly.

Sand and gravel in the street

100 bags of cement

About a quarter of the way thru the pour

Cement crew in the street

Sunday, November 7, 2010

We have roof (supports)

When cement roofs are poured they require lots of support to hold the weight and also just something for the cement to sit on (obvious). Well here we needed three loads of flat lumber and support posts to hold a 125 meter roof. Took the crew a day and a half to put it up and the wood will remain for a little over two weeks while the cement cures and dries.

The roof actually got poured yesterday (Saturday) and I've begun the twice a day watering (sunset and sunrise) to let it dry slowly. So far the crews have been great and priced under estimates. Next will be about the roof pour and preparation.

One load of lumber

Filling rooms with support posts

Roof is about half done

All wood supports in, rebar in along with plumbing and electrical

Cement roof in Mexico
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