» Construction & Technology

Knowing Window Ratings

qwcdirect — Thu, 08 Sep 2011 16:24:10 +0000

The careful selection of windows is paramount to meet your budget and specific requirements of a place to resist unfavorable climatic exposures. Generally, Window ratings define cardinal performance standards that speak for the effectiveness of windows. Superb performance is ensured if the windows rate high on these criteria.

The ratings are as enumerated below:
• A with 3 levels spanning A1 to A3 specifying airtight aspect allowing for minimal or no air seepage
• B having 7 levels B7 to B1 defining the water resistance capability
• C through 5 levels of C1 to C5 laying down wind resistance standards
The windows are to be opted by ratings that conform to the ambient environmental state of your location. A trained window expert will extend adequate assistance in understanding the suitability of rating for your needs. Reputed manufacturers of window carry the rating after getting their products assessed by an independent authority.

The green building movement

qwcdirect — Sat, 09 Apr 2011 09:00:36 +0000

Most of the contractors are now focusing on concrete because it has some remarkable properties which can save the environment and reduce global effect. Concrete is obtained from limestone which is available abundantly in the earth. So the concrete can be obtained locally and it is not necessary to transport it. Due to several researches it has been found that the concrete can be made from ashes which are a waste material. Due to this the waste material like ash is utilized for good purpose and the spread of waste on earth reduces.

Concrete can be recycled and utilized again in applications like roads or sidewalks. The waste of the concrete like broken slab or the damaged slabs are crushed and then utilized for different applications. Concrete also has the property of absorbing heat and reflecting light due to which the cost of heating and cooling reduces, because during day time it absorbs heat and in the night it releases heat.

Green construction and extensive benefits

qwcdirect — Tue, 05 Apr 2011 09:00:13 +0000

Green construction is really in these days. People have realized the extensive benefits of green construction. These buildings are free of toxic compounds. This is also the reason that the green structure is referred to as environmentally safe by the experts. The construction can effectively create a beautiful and cleaner atmosphere in houses and offices. None of the chemical substances are used for construction. You can protect your family against air pollution in a green building.

All eco-friendly houses are partially run via advanced solar panel tools and technology. Sunlight is used for lighting and heating. Sun light is also utilized for heating water. Green houses are easier to sell. People these days prefer eco-friendly homes due to their efficiency to save energy. You would also enjoy tax savings. Additionally you can enjoy efficiency for home appliances. Water usage can also be reduced via landscaping. Renewable materials are used for green construction.

Foundation Repair Facts

qwcdirect — Fri, 01 Apr 2011 09:00:13 +0000

Foundation repair is something that you need to be serious about. This will help you keep your home safe. One of the most important things that you require keeping in mind is safety. This should come first during the repair process. Here is when exactly your house needs foundation repair.

• Tip 1: Foundation repair is necessary for houses constructed on unrestrained soils. This is exactly where most of the damage takes place. Expansive soils are known to be rich in minerals that soak up a lot of water. This can actually destroy the foundation of your home.
• Tip 2: Trees absorb a lot of water near home foundation. You may require foundation repair if you have a lot of trees around home.
• Tip 3: Keep a check on cracked sheetrock. You would require repairing home foundation if you find any.
• Tip 4: See if the windows and doors open with a lot of difficulty. If yes, there is a problem with foundation and it requires immediate repair.

The Importance of Precast Concrete Manholes

qwcdirect — Mon, 28 Feb 2011 13:45:27 +0000

Manholes are extremely important for the safety a particular region, which is filled with living inhabitants. This is because the main function of the man hole is to take the dirt and water that has been accumulating from rainfall or snow melting, to a place or a vault which is located underground, from where the waste materials flows off with the water to a larger water body, usually a lake or a pond.

The concept of pre cast manholes have gained immense important in the United States of America now a day. The concept has been generated form the European countries, which had first started to use these pre cast manholes.

In America, pre cast manholes are installed in larger sewer systems. They are generally located somewhat 500 feet below the ground level. These pre cast manholes are extremely airtight and are extremely hardy and long lasting. These manholes are also easy to install and the construction along with the labor cost is also less. Hence, it is the first choice in America for construction of manhole purpose.

Understanding Stormwater Attenuation and the Value of Concrete

qwcdirect — Mon, 28 Feb 2011 13:42:06 +0000

Storm water attenuations are nothing but man-made drainage and storage systems which are useful to store rain water at the time, when the locality gets affected by storm or even hurricanes or extreme snow falls. In most of the cases, it rains heavily and to support and protect the locality from getting flooded with rainwater, storm water attenuation are usually constructed to guide the water to somewhere in a restricted and enclosed area thus storing the water and later using it for other purposes.

The use of concrete, which are usually constructed from fiber and polymer are being used in the construction of the storm water attenuation system for the reason that these concrete materials are extremely durable and they would last for a life time. They can take immensely heavy pressure and load and are subject to lower depreciation. They are extremely easy to install and the material used costs less. For this reason, in most of the cases, storm water attenuations are usually constructed with concrete of high quality.

Ready Mix Concrete—5 Reasons Why It Can Work for You

qwcdirect — Mon, 28 Feb 2011 13:34:52 +0000

Ready mix is the recent trend followed by most of the contractors when they are using concrete materials for any kind of construction purpose. They are becoming immensely famous day by day and most of the people are generally inclined for using these Ready Mix concrete.

I can give you five reasons about why ready mix is possibly the best option for you.

First, ready mix is extremely durable and not like other concretes. They would last you for almost a lifetime and hence is considered to be a one-time investment.

Second, ready mix is extremely cheap in cost since it is made of only cement and water and the installation charges are also low. It is easy to use at the same time and also saves a lot of labor as well.
Thirdly, ready mix is weather, fire and bug resistant.
Fourth, ready mix creates a very good environment and soothing ambience for the dweller.

Fifth, using ready mix is also energy efficient as well.

Construction in The Greek Era

qwcdirect — Sun, 03 Oct 2010 09:52:34 +0000

Without a shred of doubt, it has to be accepted that ancient Greeks were great experts regarding construction of buildings and their notions, proficiency, exuberance appear to be ideal to the modern civilization even. It is worthwhile to mention that ancient Greek Era did witness prolongation of the stone construction ideas of primeval Egyptian builders. Nevertheless, the center of attention was on the adornment of the buildings. On the other hand, there were some constraints as well. Owing to deficiency of slave labor in order to erect colossal buildings like the pyramids, Greeks had to made use of techniques of building the whole structure in segments. It is quite amazing to note that every column of the Parthenon was the handiwork of a singular mason.

As far as materials go, there was an extensive application of local marble or limestone. Well, wood was also made use of but for structural beams in the buildings, in particular.

Connecting Foundations to the Structure Above

qwcdirect — Sun, 03 Oct 2010 09:51:17 +0000

Only a few people know that only 2-3 ways of connecting the foundation slab or wall to the structure above do exist. And the selection of the apposite method banks on the substance of the foundation and the structure it does link to. One of the most standard methods in this regard is concrete to concrete joints. On the word of experts, with regard to spread footings, link between the foothold and a concrete wall can be made by means of applying key or steel bars. What is a key in this case? Well, key or keyway is typically formed by means of embedding a 2×4 wooden block into the top of the concrete footing whereas it is still wet. The moment concrete is created; the 2×4 is removed.

Well, steel can also be engrafted into the concrete footing at the same time as it is still wet in tandem with a portion of the steel bar jutting of the concrete foothold. This segment is enough to render the connection amid the poured concrete wall and footing.

Geothermal heating

qwcdirect — Sun, 15 Aug 2010 09:00:40 +0000

Geothermal heating is a convenient and effective way to extract thermal power from earth’s core and using it for various functions. Amazingly, even in frosty areas, the earth’s core has a standard temperature, which of course rises in volcanic area or in places with constant tectonic fluctuations.

This heat is absorbed by drilling wells or pipes deep enough to touch this core. Then with use of suitable heaters or coolers working adjacently with these pipes, the core temperature is efficiently used to run the appliance without any other external factor. Thus it saves on expenditure and pollution.

In many countries, bathing innovations have been devised. Heat pumps are also installed. For natural observance of this trait, you can check out spas and natural mineral geysers in mountainous areas. Energy from these natural resources is converted to allow radiators to work smoothly. These also work without much fuss as temperature requirements is not surplus; (about 12.2 degrees)