Is it more expensive to order prefabricated trusses and get a crane or build the trusses on site?

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prefabricated trusses and typically less expensive when they are fabricated for repetitive use in housing project with similarly designed roofs. If the roof is a standard Gable this helps in cost reduction. A Hip roof or a roof with numerous offsets with try or coffered ceilings it is more cost effective to stick frame or conventionally frame this roof. (answered by a framing contractor of 33 years)
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How does a truss work?

In the simple triangular roof truss the load of the pitched roof is supported partly by the sustaining walls and partly by the pull of the horizontal element between the two walls. In the fan truss shown, the same priciple of dividing loads into thrusting and pulling elements is used in order to giv ( Full Answer )

How do you figure the angle to cut trusses?

Answer . You will need a Framing Square. Decide what pitch roof you want or need. Steeper the roof, the more weight it will carry. 3 x 12 is minimum, 5 or 6 by 12 is better. Take a rafter, the top board of the roof frame, long enough to cover the distance you need. Lay the rafter flat with ( Full Answer )

What is a truss?

A truss is an arrangement of structural members that are connected together to form a rigid framework. In most trusses, members are arranged in interconnected triangles. A truss is also a medical term for a male hernia support.

What is the heel of the truss?

Answer . The heel of the truss is the end of the truss that sets on the exterior wall. If you've been shopping for trusses, you've probably heard the term: " Energy Heel" An energy heel is taller than other heels to give you room for insulation, you will want to order your trusses with an energy ( Full Answer )

What is a truss bridge?

A truss bridge is a bridge whose supporting structure consists of a network or beams in a series of triangular sections. . http://encarta.msn.com/encnet/features/dictionary/DictionaryResults.aspx?refid=1861722258

How do trusses work?

Answer . A truss is designed and engineered to distribute the weight which it carries over a broader area by adding additional supporting structure. This allows the truss to carry more weight or be built from a smaller material.

What is a truss rod?

It's a long rod lodged up in the neck of a guitar used for keeping the neck of the guitar straight.. The truss rod is used to allow the neck to bend either way in response to the tension of the strings. Without it, there would be no steel string guitars, the neck wouldn't be able to handle the tens ( Full Answer )

What is a truss washer?

A truss washer is located on the crankshaft journal, It is to use to avoid the crankshaft to move forward or backward

What is vierendeel truss?

\nAn open-frame N-truss without diagonal members, with rigid joints between the top and bottom chords and the verticals. Known also as open-frame truss or vierendeel truss.

How strong is a K-truss bridge?

Technically speaking, its not that smart of a question as the vairables and conditions have to be applied first before just simply asking.. But, the K-truss is a strong and firm design when compared to other designs. Though it takes some more materials, its design causes less stress on its parts an ( Full Answer )

What is tubular truss?

A tubular truss is a truss that has struts and chords that arecomposed of cylindrical tubes or pipes. They are used for largeconstructions including factories, shopping malls, and industryworksheds.

How do you build a truss bridge with popsicle sticks?

To build a popsicle stick truss bridge, you first need to decide what type of truss to use. Three common trusses are the Warren, Pratt, and Howe. Each of these is a strong design, and it is up to you to choose which one you like the best. After you have the design, you can either build it by eyeba ( Full Answer )

How do you truss a turkey?

The first step in trussing a turkey is to turn the bird breast sideup. Then cross the legs and take kitchen twine and tie it over thelegs. Take the first joint of each of the wings and tuck them underthe bird.

What is trussing?

Trussing is tying something up tightly. Trussing is a method thatis used when roasting a chicken to allow even cooking.

How about Truss?

truss is a structure comprising one or more triangular units constructed with straight members whose ends are connected at joints referred to as nodes

What is a roof truss?

A roof truss is a wooden frame for a roof, consisting of raftersand a ceiling joist. The shape of the roof truss determines theshape of the roof.

What does trussed mean?

Trussed means a rigid framework, as of wooden beams or metal bars, designed to support a structure, such as a roof.

What is a truss system?

A truss system is an aggregation of floor and roof trusses or steelsupport beams that is in a shape of a triangle. External forces areconsidered to act only at the nodes. All the joints in a truss areconsidered as revolutes.

What is a truss roof?

Truss Roof: This refers to a method of constructing the roof using engineered trusses that generally span from exterior wall to exterior wall, eliminating interior bearing walls.

What does space truss and plane truss look like?

In a plane truss, both the truss structure and the applied loads lie in the same plane. In a space truss, either the structure or the loads or both lie in different planes.

What are the types of trusses?

there are basically only 2 types of trusses the King post truss and the Queen post truss. all other names are based on applications of the truss.

What is the purpose of trussing?

The purpose of trussing is to give the bird (turkey for example) a tight look and nicer presentation.

Why do trusses deflect?

Roof trusses are designed to counter the weight imposed on them. If your roof is completed tiled EC. and looks out of shape. I could be. Wrong design/ trusses too wide apart/ roofs 600mm apart tended to sag between/ the load bearing partition under truss higher than external walls. seen this before ( Full Answer )

What is the trusses?

truss is a structure comprising one or more triangular units constructed with straight members whose ends are connected at joints referred to as nodes.

How is a truss bridge constructed?

\n. \n. The actual assembly is a matter of fabricating steel frame sub-assemblies that are then lifted into place on the built and prepared abutments and piers, by crane, and bolted together. \n. The complicated part is designing it: a matter of understanding and calculating the various stresses ( Full Answer )

How does a truss in a truss bridge function?

It functions by acute and obtuse angles creating a tension force. This also creates reaction forces so that the truss bridge can carry the load.

Is chaie Marie truss gay?

no, chaie Marie truss is not gay. Chaie is a nice woman, who does all her work. & tutors Brittany:D .. shes kind. if your on her good side. if not, she will tell you to screw.

Which truss structures are the strongest?

The octet-truss is the strongest structure for cantilevering loads, however lorimerlite structures are strongest when holding loads under only compression.

What id the definition of a truss bridge?

truss is a structure comprising one or more triangular units constructed with straight members whose ends are connected at joints referred to as nodes.

What is the technology definition of truss?

truss is a structure comprising one or more triangular units constructed with straight members whose ends are connected at joints referred to as nodes

What forces act on a truss?

there are different types of forces acts on truss,from which some are:- Bending force,Crushing force,etc.

What is a pitched truss?

Single pitch truss is used for example in storage buildings, machine shelters and in residential buildings. Single pitch truss roof enables directing the snow away from passageways. Width of the truss bottom chord can be maximum 20 meters.

What are advantages of warren truss?

-It is very economical & spans a great distance, all the while being very strong. -It is also very easy to repair & maintain -However if not carefully planned out the bridge may be wasted

What is camber in truss?

what is meant by camber? What are the standards in the Lattice bridge, Truss & rafter fabrications

Why do you have truss bridges?

Truss bridges are lighter than beam girder bridges. They take up more height but are strong and carry loadd in tension and compression rather than bending.

Do all guitars have truss rods?

No. Some less expensive guitars do not have truss rods in their necks. Any guitar that is more than a toy should have a truss rod, with out the truss rod if your guitar got into some moisture and the neck bowed,you would not be able to straighten the neck out.

What is a truss on a truss bridge?

A truss is a diagonal brace which provides structural support for a bridge span by extending between a vertical member and the bridge span.

What is measured by a truss?

A truss is not a measuring device that I know of. It may be a type of bridge construction, based strongly on a network of triangles. Or it may be a compression pad and its auxiliary fittings, used to apply pressure to an abdominal rupture.

What is the definition for the word Pitched truss or common truss?

Single pitch truss is used for example in storage buildings, machine shelters and in residential buildings. Single pitch truss roof enables directing the snow away from passageways. Width of the truss bottom chord can be maximum 20 meters.

What are truss?

A Truss is an important structure type in structural engineering.So what are trusses? A Truss is a triangulated system of membersthat are structured and connected in a way such that they onlyincur axial force. These members are considered two-force membersas the forces are only applied at either end ( Full Answer )

What is sawtooth trusses?

A truss made with one top chord steeper than the other, usually to add windows is called a sawtooth truss

What is truss in cooking?

When you wrap something with twine. It helps it cook more evenly and prevents it from unfolding if it is something that has been folded up.

What rhymes with trusses?

Busses rhymes with trusses. Let's use the word in a sentence: Since Mitch Longley didn't have a car, he was forced to take the busses.