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Frequently Asked Questions

Is OPEN JOIST primarily a residential construction product?

Open Joist FAQ
No. The superior strength and highly competitive cost make it a natural choice for many commercial construction projects. The product's strength/cost ratio makes it an attractive floor-framing system for almost any building project. an open-web floor truss, OPEN JOIST normally issues floor-system designs using the standard floor truss deflection criteria of L/360, because open-web floor joists allow the use of "strongback" bracing (see installation details).

What is OPEN JOIST?

Open Joist FAQ
open-web floor truss assembled through a unique process of finger joinery and waterproof structural adhesive instead of metal plates.

Why is OPEN JOIST so strong?

Open Joist FAQ
OPEN JOIST is an engineered floor truss that takes advantage of the structural power of the triangle and the forces of compression and tension working together to create superior strength.

How long will the glue in OPEN JOIST last?

Open Joist FAQ
OPEN JOIST uses phenol resorcinol adhesive. This structural adhesive is the standard of the engineered wood products industry (also used by I-Joist and Glu-Lam manufacturers) and has been in use since the late 1940's. It is safe to say that the wood fiber in an OPEN JOIST floor truss would disintegrate from age before this glue would break down.

What are OPEN JOIST's clear-span capabilities?

Open Joist FAQ
Clear spans depend on truss spacing and floor loading requirements, but the maximum clear spans achievable (distance between bearings) with OPEN JOIST are:

Is OPEN JOIST approved for use under U.S. building codes?

Open Joist FAQ
Yes. OPEN JOIST has been approved for use by BOCA, ICBO and SBCCI code agencies. National Evaluation Service, Inc. has issued National Evaluation Report Number NER-502 for the product.

How can I be sure I've installed OPEN JOIST correctly?

Open Joist FAQ
engineered floor system layout is supplied with every shipment, along with general framing details and information for framers. Generally, a builder only has to keep in mind a few things when framing with OPEN JOIST. Leave at least 1-3/4" of the end block when trimming the end, and do not cut or notch the web area of the OPEN JOIST floor truss. For the most part, framing with OPEN JOIST is no different than framing with dimension lumber.

Do I need extra bearing to support OPEN JOIST floor trusses?

Open Joist FAQ
No. You only need a bearing of 1-1/2" in all normal loading situations; therefore, trusses can be butted together over a 2x4 intermediate bearing wall.

Is there some way to avoid the glue marks on OPEN JOIST trusses?

Open Joist FAQ
The assembly process for OPEN JOIST floor trusses results in some unavoidable glue runs and spills. The glue can be scraped from OPEN JOIST trusses or painted over if the trusses are to be left exposed.

What are the minibum requirements for residential construction?

Permits & Inspections
water closet, 1 lavatory, 1 bathtub/shower, 1 kitchen sink and 2 automatic clothes washer connection.

How do you dispose of residential construction debris?

Frequently Asked Questions (FAQs) - The Official Site of the...
It must be neatly containerized in boxes, bags, metal or plastic cans, or tied in bundles. All of which, must be manageable by (1) one person. Loading the debris into collection vehicles should take laborers no more than (4) four trips between the debris piles and the vehicle. Building debris should be placed curbside no more than (2) two times per month on your scheduled collection day. No.

What About Residential New Construction and Commercial Or Industrial?

Service Roundtable - Serving the Plumbing and HVAC industry ...
The Service Roundtable is focused on the residential service and replacement business. We have many members who are residential new construction contractors who want to add or enhance their service business. We also have members who are pure commercial contractors and figured they would give the Service Roundtable a try since it only cost $50 and remained because they find enough of value within the Service Roundtable to justify the cost.

Is residential putting green construction expensive?

Frequently Asked Questions about Synthetic Lawns, Golf Green...
Home golf putting green construction popularity has increased in the past years and Southwest Greens is leading the pack! A backyard putting green construction project is affordable when you choose an industry leader of putting greens like Southwest Greens. The popularity of residential golf putting green construction is at its all time high. Backyard putting green construction is becoming an everyday phenomenon that was unheard of 10 years ago.

Are you writing any other books about this case or residential construction?

residential contruction, construction defects, contract liti...
About our specific house case and home construction, no. Two is enough. However, I am working on a book that expands on the second theme mentioned above. It will deal with bad people in all walks of life, why they invariably "win" against good people, and how to recognize and deal with them. As a psychiatrist I can write about this subject using both our bitter personal experience and professional knowledge. End of FAQ Martin, Ruth. And They Built A Crooked House.

How do I throw out residential construction debris?

H/PNA ALBANY NY: Frequently Asked Questions
It must be neatly containerized in boxes, bags, metal or plastic cans, or tied in bundles, all of which, must be manageable by (1) one person. Loading the debris into collection vehicles should take laborers no more than (4) four trips between the debris piles and the vehicle. Building debris should be placed curbside no more than (2) two times per month on your scheduled collection day.

Can product be shipped residential?

Frequently Asked Questions ? Big Dog Warehouse
Yes, but at a price. Residential deliveries by common carriers typically run 40% or more than commercial deliveries. Consider having your product delivered to a place of business and transporting it home from there, if you have the means to do so.

Why use tunneling construction instead of open trench construction?

Frequently Asked Questions
Due to the depth of the trunk sewer (approximately 60 feet), trenching would require open excavation hundreds of feet wide, which would have greater environmental impact, residential disturbance, noise and dust. Open trench construction also would require dewatering, which likely would have had a major impact on area wells.

When will construction begin? When will the Metro open?

Dulles Metrorail - Frequently Asked Questions
Construction on the first phase of the Metrorail is expected to begin in early 2007. Phase one will branch off the Orange Line just beyond East Falls Church Station, goes through Tysons Corner (4 stops) to Wiehle Avenue (1 stop) in Reston. It is scheduled to be completed by 2013. Phase 2 construction is likely to begin in 2010. Phase 2 will extend the Metrorail from Reston and Herndon to Dulles International Airport and into eastern Loudoun County. It is scheduled to be completed by 2015.

Can tubing be placed in the same joist bay as recessed lighting?

Radiantec : FAQ Frequently Asked Questions, Radiant Heat, Sy...
Yes you can, but keep the tubing away from the fixture and insulate the tubing in proximity of the fixture and follow manufacturers instructions.

What is a JJI-Joist?

JJI-Joists :: Questions and Answers
A JJI-Joist is a structurally engineered timber joist, combining high-grade softwood flanges with an engineered composite panel web. For more information please see our Product Range.
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