แสดงบทความที่มีป้ายกำกับ Basement แสดงบทความทั้งหมด
แสดงบทความที่มีป้ายกำกับ Basement แสดงบทความทั้งหมด

วันจันทร์ที่ 18 กรกฎาคม พ.ศ. 2554

วันศุกร์ที่ 10 ธันวาคม พ.ศ. 2553

Stopping Water Leaks in a Concrete Basement Crack

Many owners of homes wish to finish their basements. This allows them to increase the home's living space and increase resale value. Unfortunately, many basements have cracks that allow water to enter the living space. Before you remodel your home's basement, you must ensure that no water gets through a foundation crack and gets the insulation, studs and carpet wet.

Why Cracks Happen

Concrete foundations crack. In fact, it is very rare in modern homes to find a foundation that does not have cracks in it. Cracking is a normal process of the concrete curing. As the concrete cures it shrinks. This shrinkage causes stresses that must be relieved by the concrete cracking. Your contractor knows this and places steel reinforcing bars (rebar) inside the wall to maintain the strength of the concrete foundation.

Stopping the Basement Water Leak from the Inside

Once a crack occurs in a concrete foundation, water can enter the basement. Homeowner's can repair the basement crack from the inside of the basement using a polyurethane foam injection system. The Do-IT-Yourselfer does not have to rent heavy excavating equipment in order to remove the soil on the outside of the foundation to make a repair from the outside.

Polyurethane foam injection is done from the interior of a basement. The polyurethane foam enters the foundation crack in a liquid form. Upon meeting water that is in the basement crack, the liquid polyurethane reacts and begins to foam inside the crack. The foaming action greatly increases the volume of the polyurethane. The polyurethane foam will fill the foundation crack from the bottom to the top and the entire width of the foundation.

Many people are curious as to how wide the crack has to be for the polyurethane to get into it. The polyurethane is in a liquid form during the injection process. If water can get into the basement through the crack, the polyurethane can also get into the crack.

Better Than Hydraulic Cement

Polyurethane foam injection is better than hydraulic cement for several reasons.

First, the foam fills the crack entirely. Water will remain on the exterior of the foundation and not enter the crack. Hydraulic cement repairs only get about as deep as 1/3 of the width of the foundation wall. This allows water to continue to enter the crack.

Secondly, eventually salts form from the water entering a crack that has been repaired using hydraulic cement. These salts cause the bond between the hydraulic cement and the concrete of the foundation to fail. After a period of time, the hydraulic cement will begin to leak again. Eventually completely failing and crumbling.

Third, polyurethane foam injection is easier, faster and cleaner than traditional hydraulic cement. The homeowner does not have to drill or chisel out any concrete. Polyurethane foam is injected through ports that are easily attached to the foundation surface.

A Dry Basement

Once the foundation crack is repaired using polyurethane injection, the crack is sealed. Water will no longer be able to penetrate into the basement area of a home. Now the homeowner can remodel the basement any way they wish.

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วันศุกร์ที่ 3 กันยายน พ.ศ. 2553

10 Reasons For Decorative Concrete Basement Floors

I got really interested in interior decorative concrete applications about 6 years ago. In 2002 I was rehabbing old steel buildings with new facades, landscaping, signage, lighting, basically turning lemons into lemonade.

Flooring was a big issue. The floors were always concrete. The big issue was height at steps and doorways. Any new flooring that added height required doors to be removed, openings raised, new doors purchased and installed. A big expense. At stairways, any increase of floor height at stairs created a zoning violation and hence denial of the Certificate of Occupancy. Tile and hardwood never worked, they always added an inch.

The only solution that worked was either a concrete acid stain with concrete sealers or a concrete overlay. Most older floors needed a concrete overlay which added less than 1/8th inch in height.

There are many concrete floors where the only decorative solution is a stain or overlay. One of the largest is basement floors. Almost everyone who owns a home or retail store with a basement has the same flooring issue. Everyone who has a concrete overlay in their basement is happy, those that don't wish they did.

So here are the 10 reasons why I like concrete overlays on a basement floor.

1. Do It Yourself - yes you can. Many have purchased decorative concrete kits and installed themselves with excellent results for under $2.00 per square foot.

2. Green - Concrete, water based dyes and sealers are non - hazardous. Reducing dust and mold, they are the healthiest floors.

3. Thin - concrete overlays at less then 1/8th inch thick solve the height issue created by other floors. Saves time, money and hassle.

4. Durable - Bonds to concrete with strength of Iron. Cures to a rock hard finish. Many retail stores, restaurants and grocery stores have them because they are durable.

5. Custom - Create simple gray or brown floors. Easily design with patterns using tape or stencils. Acid stains and concrete dyes can be applied. The beauty of overlays is ability to control color.

6. Moisture - Decorative concrete floors can survive flooding. They are porous and breathable allowing moisture vapor from concrete slab to pass through.

7. Versatile - They can be applied right up concrete stairs and walls.

8 Quick application - applications are 2-3 days.

9. Price - In most cases decorative concrete kits can be purchased with all tools and materials for under $2.00 per square foot.

10. Satisfying - The satisfaction of creating your own concrete floor is very high.

That's why I like decorative concrete overlays on basement floors. They work!

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วันศุกร์ที่ 16 กรกฎาคม พ.ศ. 2553

Gravel Pack beneath Basement Slab Enviro Foam Spray Foam Insulation Soya Based Urethane Foam

Watch Enviro Foam Insulation sprayed against gravel pack before the concrete basement slab is poured.Enviro Foam is a Soya-based closed cell spray foam, made with recycled plastics, using Zero Ozone Depletion blowing agent. Enviro Foam will reduce the heating and cooling load by 50% to 80%, increase the overall strength and decrease noise. Enviro Foam is a complete 3-in-1 Air, Thermal and Vapour Barrier.

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วันพฤหัสบดีที่ 24 มิถุนายน พ.ศ. 2553

How to Protect Your Basement From Flooding

The only time to truly ensure a waterproof foundation in a home or commercial building is when the foundation is laid. Making sure the concrete is smoothed out and free of air pockets directly after it is poured. The weather plays a large role in how the concrete dries. Extreme temperatures will create cracks in the drying process.

Checking the foundation over subsequent days will show the areas needing fill in. If proper procedures were implemented and good weather conditions followed, fill in will not be necessary. Allowing the foundation to completely dry is extremely important especially in basement homes and buildings with basement levels.

In existing property, waterproofing the basement means having a sump pump activate when rain levels reach a certain point. Basement homes and buildings that sit at the bottom of hills have the biggest problems with flooding. Even with electric sump pumps rain that is coming down in a heavy flow will cause problems. Water damage to basement flooring and subflooring can be costly.

Information on the latest developments in keeping basements dry is available online. Tips on prevention and solutions to existing problems will save on astronomical plumbing bills. To save on heating bills installing basement flooring over the concrete will add insulation. Berber carpet is an excellent durable choice for basements as well.

Water can cause very expensive damage to a building structure. A good foundation and drainage system will not only keep basements levels dry, but will also save on energy. Yet another contribution in green living.

Tags : Civil Engineer Civil Engineering Forum Soil Test Foundation Engineering

วันศุกร์ที่ 2 เมษายน พ.ศ. 2553

Concrete Boom Pump Placing Basement Floor

bogenconcrete.com Pumping concrete is a very efficient and reliable means of placing concrete, which makes a very economical method as well. Sometimes a pump is the only way of placing concrete in certain locations, such as a high rise building, basement floor, walls or large slabs where the chutes of the concrete truck can't reach the area where the concrete needs to be placed. Because of their reach, boom trucks often remain in the same place for an entire pour. This allows ready mix trucks to discharge their loads directly into the pumps hopper at one central location and helps to create a more efficient jobsite traffic flow. Bogen Concrete's boom pump services southwest Michigan and Northern Indiana but is not limited to this area. Some of the cities we provide our services include Cassopolis, Jones, Three Rivers, Centreville, Constantine, Kalamazoo, Portage, Mattawan, Scotts, Vicksburg, Fulton, Battle Creek, Athens, Bronson, Coldwater, Quincy, Sturgis, White Pigeon, Angola, Orland, Howe, Lagrange, Bristol, Elkhart, Goshen, Shipshewana, Middlebury, Millersburg, Topeka, Wolcottville, Stroh, Hudson, Kendallville, Rome City, Ligonier and many more....



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JUNIOR CIVIL ENGINEER